LM10 LM10 Operational Amplifier and Voltage Reference Literature Number: SNOSBH4C LM10 Operational Amplifier and Voltage Reference August 2000 LM10 Operational Amplifier and Voltage Reference analog signals, delivering the processed signal on the same General Description line used to supply power. It is also suited for operation in a The LM10 series are monolithic linear ICs consisting of a wide range of voltage- and current-regulator applications, precision reference, an adjustable reference buffer and an from low voltages to several hundred volts, providing greater independent, high quality op amp. precision than existing ICs. The unit can operate from a total supply voltage as low as This series is available in the three standard temperature 1.1V or as high as 40V, drawing only 270µA. A complemen- ranges, with the commercial part having relaxed limits. In tary output stage swings within 15 mV of the supply termi- addition, a low-voltage specification (suffix “L”) is available in nals or will deliver ±20 mA output current with ±0.4V satu- the limited temperature ranges at a cost savings. ration. Reference output can be as low as 200 mV. The circuit is recommended for portable equipment and is Features completely specified for operation from a single power cell. n input offset voltage: 2.0 mV (max) In contrast, high output-drive capability, both voltage and n input offset current: 0.7 nA (max) current, along with thermal overload protection, suggest it in n input bias current: 20 nA (max) demanding general-purpose applications. n reference regulation: 0.1% (max) The device is capable of operating in a floating mode, inde- n offset voltage drift: 2µV/˚C pendent of fixed supplies. It can function as a remote com- n reference drift: 0.002%/˚C parator, signal conditioner, SCR controller or transmitter for Connection and Functional Diagrams Metal Can Package (H) Dual-In-Line Package (N) 00565201 00565215 Order Number LM10BH, LM10CH, Order Number LM10CN or LM10CLN LM10CLH or LM10H/883 See NS Package Number N08E available per SMA# 5962-8760401 See NS Package Number H08A Small Outline Package (WM) 00565216 00565217 Order Number LM10CWM or LM10CWMX See NS Package Number M14B © 2004 National Semiconductor Corporation DS005652 www.national.com See AN-450 “Surface Mounting Methods and Their Effect on Absolute Maximum Ratings (Notes 1, Product Reliability” for other methods of soldering surface 8) mount devices. If Military/Aerospace specified devices are required, ESD rating is to be determined. please contact the National Semiconductor Sales Office/ Maximum Junction Temperature Distributors for availability and specifications. LM10 150˚C LM10/LM10B/LM10BL/ LM10B 100˚C LM10C LM10CL LM10C 85˚C Total Supply Voltage 45V 7V ± ± Differential Input Voltage (Note 2) 40V 7V Operating Ratings Power Dissipation (Note 3) internally limited Output Short-circuit Duration (Note continuous Package Thermal Resistance 4) θ JA Storage-Temp. Range −55˚C to +150˚C H Package 150˚C/W Lead Temp. (Soldering, 10 seconds) N Package 87˚C/W Metal Can 300˚C WM Package 90˚C/W Lead Temp. (Soldering, 10 260˚C θ JC seconds) DIP H Package 45˚C/W Vapor Phase (60 seconds) 215˚C Infrared (15 seconds) 220˚C Electrical Characteristics T =25˚C, T ≤T ≤T (Boldface type refers to limits over temperature range) (Note 5) J MIN J MAX Parameter Conditions LM10/LM10B LM10C Units Min Typ Max Min Typ Max Input offset voltage 0.3 2.0 0.5 4.0 mV 3.0 5.0 mV Input offset current 0.25 0.7 0.4 2.0 nA (Note 6) 1.5 3.0 nA Input bias current 10 20 12 30 nA 30 40 nA Input resistance 250 500 150 400 kΩ 150 115 kΩ Large signal voltage V =±20V, I =0 120 400 80 400 V/mV S OUT gain V =±19.95V 80 50 V/mV OUT V =±20V, V =±19.4V 50 130 25 130 V/mV S OUT I =±20 mA (±15 mA) 20 15 V/mV OUT ± ± V = 0.6V (0.65V), I = 2 mA 1.5 3.0 1.0 3.0 V/mV S OUT ± ± V = 0.4V ( 0.3V), V =−0.4V 0.5 0.75 V/mV OUT CM Shunt gain (Note 7) 1.2V (1.3V) ≤V ≤40V, 14 33 10 33 V/mV OUT R =1.1 kΩ L 0.1 mA≤I ≤5mA 66 V/mV OUT + 1.5V≤V ≤40V, R =250Ω 8 25 6 25 V/mV L 0.1 mA≤I ≤20 mA 44 V/mV OUT Common-mode −20V≤V ≤19.15V (19V) 93 102 90 102 dB CM rejection V =±20V 87 87 dB S − Supply-voltage −0.2V≥V ≥−39V 90 96 87 96 dB + rejection V =1.0V (1.1V) 84 84 dB + 1.0V (1.1V) ≤V ≤39.8V 96 106 93 106 dB − V =−0.2V 90 90 dB Offset voltage drift 2.0 5.0 µV/˚C Offset current drift 2.0 5.0 pA/˚C Bias current drift T <100˚C 60 90 pA/˚C C www.national.com 2 LM10 LM10 Electrical Characteristics (Continued) T =25˚C, T ≤T ≤T (Boldface type refers to limits over temperature range) (Note 5) J MIN J MAX Parameter Conditions LM10/LM10B LM10C Units Min Typ Max Min Typ Max Line regulation 1.2V (1.3V) ≤V ≤40V 0.001 0.003 0.001 0.008 %/V S 0≤I ≤1.0 mA, V =200 mV 0.006 0.01 %/V REF REF Load regulation 0≤I ≤1.0 mA 0.01 0.1 0.01 0.15 % REF + V −V ≥1.0V (1.1V) 0.15 0.2 % REF Amplifier gain 0.2V≤V ≤35V 50 75 25 70 V/mV REF 23 15 V/mV Feedback sense 195 200 205 190 200 210 mV voltage 194 206 189 211 mV Feedback current 20 50 22 75 nA 65 90 nA Reference drift 0.002 0.003 %/˚C Supply current 270 400 300 500 µA 500 570 µA Supply current 1.2V (1.3V) ≤V ≤40V 15 75 15 75 µA S change Electrical Characteristics T =25˚C, T ≤T ≤T (Boldface type refers to limits over temperature range) (Note 5) J MIN J MAX Parameter Conditions LM10BL LM10CL Units Min Typ Max Min Typ Max Input offset voltage 0.3 2.0 0.5 4.0 mV 3.0 5.0 mV Input offset current 0.1 0.7 0.2 2.0 nA (Note 6) 1.5 3.0 nA Input bias current 10 20 12 30 nA 30 40 nA Input resistance 250 500 150 400 kΩ 150 115 kΩ Large signal voltage V =±3.25V, I =0 60 300 40 300 V/mV S OUT gain V =±3.2V 40 25 V/mV OUT ± V = 3.25V, I =10 mA 10 25 5 25 V/mV S OUT ± V = 2.75 V 43 V/mV OUT V =±0.6V (0.65V), I =±2 mA 1.5 3.0 1.0 3.0 V/mV S OUT V =±0.4V (±0.3V), V =−0.4V 0.5 0.75 V/mV OUT CM + Shunt gain (Note 7) 1.5V≤V ≤6.5V, R =500Ω 8 30 6 30 V/mV L 0.1 mA≤I ≤10 mA 44 V/mV OUT Common-mode −3.25V≤V ≤2.4V (2.25V) 89 102 80 102 dB CM ± rejection V = 3.25V 83 74 dB S − Supply-voltage −0.2V≥V ≥−5.4V 86 96 80 96 dB + rejection V =1.0V (1.2V) 80 74 dB + 1.0V (1.1V) ≤V ≤6.3V 94 106 80 106 dB − V =0.2V 88 74 dB Offset voltage drift 2.0 5.0 µV/˚C Offset current drift 2.0 5.0 pA/˚C Bias current drift 60 90 pA/˚C Line regulation 1.2V (1.3V) ≤V ≤6.5V 0.001 0.01 0.001 0.02 %/V S 0≤I ≤0.5 mA, V =200 mV 0.02 0.03 %/V REF REF 3 www.national.com Electrical Characteristics (Continued) T =25˚C, T ≤T ≤T (Boldface type refers to limits over temperature range) (Note 5) J MIN J MAX Parameter Conditions LM10BL LM10CL Units Min Typ Max Min Typ Max Load regulation 0≤I ≤0.5 mA 0.01 0.1 0.01 0.15 % REF + V −V ≥1.0V (1.1V) 0.15 0.2 % REF Amplifier gain 0.2V≤V ≤5.5V 30 70 20 70 V/mV REF 20 15 V/mV Feedback sense voltage 195 200 205 190 200 210 mV 194 206 189 211 mV Feedback current 20 50 22 75 nA 65 90 nA Reference drift 0.002 0.003 %/˚C Supply current 260 400 280 500 µA 500 570 µA Note 1: Absolute Maximum Ratings indicate limits beyond which damage to the device may occur. Operating Ratings indicate conditions for which the device is functional, but do not guarantee specific performance limits. Note 2: The Input voltage can exceed the supply voltages provided that the voltage from the input to any other terminal does not exceed the maximum differential − input voltage and excess dissipation is accounted for when V Note 6: For T 90˚C, I may exceed 1.5 nA for V =V . With T =125˚C and V ≤V ≤V +0.1V, I ≤5 nA. J OS CM J CM OS + Note 7: This defines operation in floating applications such as the bootstrapped regulator or two-wire transmitter. Output is connected to the V terminal of the IC − and input common mode is referred to V (see typical applications). Effect of larger output-voltage swings with higher load resistance can be accounted for by adding the positive-supply rejection error. Note 8: Refer to RETS10X for LM10H military specifications. Definition of Terms Input offset voltage: That voltage which must be applied between the input terminals to bias the unloaded output in the linear region. Input offset current: The difference in the currents at the input terminals when the unloaded output is in the linear region. Input bias current: The absolute value of the average of the two input currents. Input resistance: The ratio of the change in input voltage to the change in input current on either input with the other grounded. Large signal voltage gain: The ratio of the specified output voltage swing to the change in differential input voltage required to produce it. Shunt gain: The ratio of the specified output voltage swing to the change in differential input voltage required to produce it with + + − the output tied to the V terminal of the IC. The load and power source are connected between the V and V terminals, and input − common-mode is referred to the V terminal. Common-mode rejection: The ratio of the input voltage range to the change in offset voltage between the extremes. Supply-voltage rejection: The ratio of the specified supply-voltage change to the change in offset voltage between the extremes. Line regulation: The average change in reference output voltage over the specified supply voltage range. Load regulation: The change in reference output voltage from no load to that load specified. − Feedback sense voltage: The voltage, referred to V , on the reference feedback terminal while operating in regulation. Reference amplifier gain: The ratio of the specified reference output change to the change in feedback sense voltage required to produce it. Feedback current: The absolute value of the current at the feedback terminal when operating in regulation. Supply current: The current required from the power source to operate the amplifier and reference with their outputs unloaded and operating in the linear range. www.national.com 4 LM10 LM10 Typical Performance Characteristics (Op Amp) Input Current Common Mode Limits 00565219 00565218 Output Voltage Drift Input Noise Voltage 00565220 00565221 DC Voltage Gain Transconductance 00565222 00565223 5 www.national.com Typical Performance Characteristics (Op Amp) (Continued) Output Saturation Output Saturation Characteristics Characteristics 00565225 00565224 Output Saturation Characteristics Minimum Supply Voltage 00565227 00565226 Minimum Supply Voltage Minimum Supply Voltage 00565228 00565229 www.national.com 6 LM10 LM10 Typical Performance Characteristics (Op Amp) (Continued) Frequency Response Output Impedance 00565230 00565231 Typical Stability Range Large Signal Response 00565233 00565232 Comparator Response Comparator Response Time For Various Time For Various Input Overdrives Input Overdrives 00565234 00565235 7 www.national.com Typical Performance Characteristics (Op Amp) (Continued) Follower Pulse Response Noise Rejection 00565236 00565237 Rejection Slew Limiting Supply Current 00565239 00565238 Thermal Gradient Thermal Gradient Feedback Cross-coupling 00565240 00565241 www.national.com 8 LM10 LM10 Typical Performance Characteristics (Op Amp) (Continued) Shunt Gain Shunt Gain 00565243 00565242 Shunt Gain Shunt Gain 00565244 00565242 Shunt Gain Shunt Gain 00565243 00565244 9 www.national.com Typical Performance Characteristics (Reference) Line Regulation Load Regulation 00565245 00565246 Reference Noise Voltage Minimum Supply Voltage 00565248 00565247 Output Saturation Typical Stability Range 00565249 00565250 www.national.com 10 LM10 LM10 Typical Applications (Note 10) (Pin numbers are for devices in 8-pin packages) Op Amp Offset Adjustment Standard Limited Range With Boosted Reference 00565251 Limited Range 00565253 00565252 Positive Regulators (Note 9) Low Voltage Best Regulation 00565254 00565255 11 www.national.com Typical Applications (Note 10) (Pin numbers are for devices in 8-pin packages) (Continued) Zero Output 00565256 Note 9: Use only electrolytic output capacitors. Current Regulator Shunt Regulator 00565257 00565258 Required For Capacitive Loading Negative Regulator Precision Regulator 00565259 *Electrolytic 00565260 www.national.com 12 LM10 LM10 Typical Applications (Note 10) (Pin numbers are for devices in 8-pin packages) (Continued) Laboratory Power Supply 00565261 −4 *V =10 R3 OUT HV Regulator 00565262 00565284 13 www.national.com Typical Applications (Note 10) (Pin numbers are for devices in 8-pin packages) (Continued) Protected HV Regulator 00565263 Flame Detector Light Level Sensor 00565264 *800˚C Threshold Is Established By Connecting Balance To V . REF 00565265 *Provides Hysteresis Remote Amplifier 00565266 www.national.com 14 LM10 LM10 Typical Applications (Note 10) (Pin numbers are for devices in 8-pin packages) (Continued) Remote Thermocouple Amplifier 00565267 Transmitter for Bridge Sensor 00565268 15 www.national.com Typical Applications (Note 10) (Pin numbers are for devices in 8-pin packages) (Continued) Precision Thermocouple Transmitter 00565269 10 mA≤I ≤50 mA OUT 500˚C≤T ≤1500˚C P *Gain Trim Resistance Thermometer Transmitter 00565270 www.national.com 16 LM10 LM10 Typical Applications (Note 10) (Pin numbers are for devices in 8-pin packages) (Continued) Optical Pyrometer 00565271 ††Level-shift Trim *Scale Factor Trim † Copper Wire Wound Thermocouple Transmitter Logarithmic Light Sensor 00565273 1mA≤I ≤5mA OUT ‡ 50 µA≤I ≤500 µA D ††Center Scale Trim †Scale Factor Trim *Copper Wire Wound 00565272 200˚C≤T ≤700˚C p 1mA≤I ≤5mA OUT † Gain Trim 17 www.national.com Typical Applications (Note 10) (Pin numbers are for devices in 8-pin packages) (Continued) Battery-level Indicator Battery-threshold Indicator 00565274 00565275 Single-cell Voltage Monitor Double-ended Voltage Monitor 00565276 00565277 Flashes Above 1.2V Flash Rate Increases Rate Increases With Above 6V and Below 15V Voltage Meter Amplifier 00565278 INPUT 10 mV, 100nA FULL-SCALE www.national.com 18 LM10 LM10 Typical Applications (Note 10) (Pin numbers are for devices in 8-pin packages) (Continued) Thermometer 00565279 *Trim For Span † Trim For Zero Light Meter 00565280 5 1≤λ/λ ≤10 0 19 www.national.com Typical Applications (Note 10) (Pin numbers are for devices in 8-pin packages) (Continued) Microphone Amplifier 00565281 @ Z ∼680Ω 5 kHz OUT A ≤1k V f ∼100 Hz 1 f ∼5 kHz 2 R ∼500 L *Max Gain Trim Isolated Voltage Sensor 00565282 †Controls “Loop Gain” *Optional Frequency Shaping www.national.com 20 LM10 LM10 Typical Applications (Note 10) (Pin numbers are for devices in 8-pin packages) (Continued) Light-level Controller 00565283 Note 10: Circuit descriptions available in application note AN-211. Application Hints − With heavy amplifier loading to V , resistance drops in the reference circuitry should be connected as close as possible − V lead can adversely affect reference regulation. Lead re- to the package. sistance can approach 1Ω. Therefore, the common to the 21 www.national.com www.national.com 22 LM10 Operational Amplifier Schematic (Pin numbers are for 8-pin packages) 00565213 LM10 23 www.national.com Reference and Internal Regulator (Pin numbers are for 8-pin packages) 00565214 Physical Dimensions inches (millimeters) unless otherwise noted Metal Can Package (H) Order Number LM10BH, LM10CH, LM10CLH or LM10H/883 NS Package Number H08A S.O. Package (WM) Order Number LM10CWM or LM10CWMX NS Package Number M14B www.national.com 24 LM10 LM10 Operational Amplifier and Voltage Reference Physical Dimensions inches (millimeters) unless otherwise noted (Continued) Dual-In-Line Package (N) Order Number LM10CN or LM10CLN NS Package Number N08E LIFE SUPPORT POLICY NATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT AND GENERAL COUNSEL OF NATIONAL SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or 2. A critical component is any component of a life systems which, (a) are intended for surgical implant support device or system whose failure to perform into the body, or (b) support or sustain life, and can be reasonably expected to cause the failure of whose failure to perform when properly used in the life support device or system, or to affect its accordance with instructions for use provided in the safety or effectiveness. labeling, can be reasonably expected to result in a significant injury to the user. BANNED SUBSTANCE COMPLIANCE National Semiconductor certifies that the products and packing materials meet the provisions of the Customer Products Stewardship Specification (CSP-9-111C2) and the Banned Substances and Materials of Interest Specification (CSP-9-111S2) and contain no ‘‘Banned Substances’’ as defined in CSP-9-111S2. National Semiconductor National Semiconductor National Semiconductor National Semiconductor Americas Customer Europe Customer Support Center Asia Pacific Customer Japan Customer Support Center Support Center Fax: +49 (0) 180-530 85 86 Support Center Fax: 81-3-5639-7507 Email: new.feedback@nsc.com Email: europe.support@nsc.com Email: ap.support@nsc.com Email: jpn.feedback@nsc.com Tel: 1-800-272-9959 Deutsch Tel: +49 (0) 69 9508 6208 Tel: 81-3-5639-7560 English Tel: +44 (0) 870 24 0 2171 www.national.com Français Tel: +33 (0) 1 41 91 8790 National does not assume any responsibility for use of any circuitry described, no circuit patent licenses are implied and National reserves the right at any time without notice to change said circuitry and specifications. IMPORTANT NOTICE Texas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. Customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete. All products are sold subject to TI’s terms and conditions of sale supplied at the time of order acknowledgment. TI warrants performance of its hardware products to the specifications applicable at the time of sale in accordance with TI’s standard warranty. Testing and other quality control techniques are used to the extent TI deems necessary to support this warranty. Except where mandated by government requirements, testing of all parameters of each product is not necessarily performed. TI assumes no liability for applications assistance or customer product design. Customers are responsible for their products and applications using TI components. To minimize the risks associated with customer products and applications, customers should provide adequate design and operating safeguards. TI does not warrant or represent that any license, either express or implied, is granted under any TI patent right, copyright, mask work right, or other TI intellectual property right relating to any combination, machine, or process in which TI products or services are used. Information published by TI regarding third-party products or services does not constitute a license from TI to use such products or services or a warranty or endorsement thereof. Use of such information may require a license from a third party under the patents or other intellectual property of the third party, or a license from TI under the patents or other intellectual property of TI. Reproduction of TI information in TI data books or data sheets is permissible only if reproduction is without alteration and is accompanied by all associated warranties, conditions, limitations, and notices. Reproduction of this information with alteration is an unfair and deceptive business practice. TI is not responsible or liable for such altered documentation. Information of third parties may be subject to additional restrictions. Resale of TI products or services with statements different from or beyond the parameters stated by TI for that product or service voids all express and any implied warranties for the associated TI product or service and is an unfair and deceptive business practice. TI is not responsible or liable for any such statements. TI products are not authorized for use in safety-critical applications (such as life support) where a failure of the TI product would reasonably be expected to cause severe personal injury or death, unless officers of the parties have executed an agreement specifically governing such use. Buyers represent that they have all necessary expertise in the safety and regulatory ramifications of their applications, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any use of TI products in such safety-critical applications, notwithstanding any applications-related information or support that may be provided by TI. Further, Buyers must fully indemnify TI and its representatives against any damages arising out of the use of TI products in such safety-critical applications. TI products are neither designed nor intended for use in military/aerospace applications or environments unless the TI products are specifically designated by TI as military-grade or"enhanced plastic." Only products designated by TI as military-grade meet military specifications. Buyers acknowledge and agree that any such use of TI products which TI has not designated as military-grade is solely at the Buyer's risk, and that they are solely responsible for compliance with all legal and regulatory requirements in connection with such use. TI products are neither designed nor intended for use in automotive applications or environments unless the specific TI products are designated by TI as compliant with ISO/TS 16949 requirements. Buyers acknowledge and agree that, if they use any non-designated products in automotive applications, TI will not be responsible for any failure to meet such requirements. Following are URLs where you can obtain information on other Texas Instruments products and application solutions: Products Applications Audio www.ti.com/audio Communications and Telecom www.ti.com/communications Amplifiers amplifier.ti.com Computers and Peripherals www.ti.com/computers Data Converters dataconverter.ti.com Consumer Electronics www.ti.com/consumer-apps DLP® Products www.dlp.com Energy and Lighting www.ti.com/energy DSP dsp.ti.com Industrial www.ti.com/industrial Clocks and Timers www.ti.com/clocks Medical www.ti.com/medical Interface interface.ti.com Security www.ti.com/security Logic logic.ti.com Space, Avionics and Defense www.ti.com/space-avionics-defense Power Mgmt power.ti.com Transportation and Automotive www.ti.com/automotive Microcontrollers microcontroller.ti.com Video and Imaging www.ti.com/video RFID www.ti-rfid.com OMAP Mobile Processors www.ti.com/omap Wireless Connectivity www.ti.com/wirelessconnectivity TI E2E Community Home Page e2e.ti.com Mailing Address: Texas Instruments, Post Office Box 655303, Dallas, Texas 75265 Copyright© 2011, Texas Instruments Incorporated