SERIES ATE ATE Models with analog meters Series ATE power supplies are precision Panel mounted analog meters allow monitoring of both channels. analog-controlled power supplies. They Optionally, ATE models can be provided with digital displays. To feature high gain and zeroable offsets specify, substitute the suffix “DM” for the suffix “M” in the model to follow voltage signals or variable resis- number. For example: ATE 36-15DM specifies digital displays. tance controls precisely. An optional fast Local control of both channels is by panel-mounted 10-turn mode provides fast programming rheostats. Panel mounted LEDs indicate voltage or current mode response into the mid audio range. The operation. This information is simultaneously delivered as an voltage and current channels are equally optically isolated TTL-compatible flag signal accessible through the controllable with automatic crossover rear connector. between modes. For a series of full rack sized 1000 watt, keypad controlled ATE models with built- in GPIB control, see Series ATE-DMG, page 28. FEATURES • Linear programmable power in five sizes to 1000 watts. • Low noise, high speed linear precision control. • Voltage and current stabilization. • 10 turn panel controls offer exceptional resolution. Model ATE 15-50DM with optional digital meters 0-15 Volt, 0-50 Ampere model • User-selectable capacitorless output for fast analog programming or quick recovery current- The tabulation of the effective series resistance and inductance mode operation. in voltage mode, and the effective shunt resistance and shunt capacitance in current mode, is done to allow a calculation of the output impedance versus frequency. ATE are CE marked per the Low Voltage Directive (LVD), EN61010-1. KEPCO, INC. • 131-38 Sanford Avenue • Flushing, NY 11352 USA • Tel: (718) 461-7000 • Fax: (718) 767-1102 22 Email: hq@kepcopower.com • www.kepcopower.com/ate.htm FEATURES ATE MODEL TABLE • User selectable fast or conventional modes d-c OUTPUT OUTPUT IMPEDANCE VOLTAGE MODE OUTPUT IMPEDANCE CURRENT MODE of operation. Use fast-mode for rapid (4) (1) (2) (3) MODEL RANGE SERIES R SERIES L SHUNT R SHUNT C response to programmed instructions or for VOLTS AMPS SLOW FAST SLOW FAST quick response in current mode to load QUARTER-RACK (50 Watt) changes. ATE 6-5M 0-6 0-5 24µΩ 0.5µH 5µH 12kΩ 1,000µF 1µF ATE 15-3M 0-15 0-3 100µΩ 0.5µH 5µH 30kΩ 450µF 0.4µF • Voltage and current modes with full and ATE 25-2M 0-25 0-2 250µΩ 1µH 10µH 50kΩ 250µF 0.25µF ATE 36-1.5M 0-36 0-1.5 480µΩ 1µH 10µH 72kΩ 200µF 0.2µF equal control over the output in both modes. ATE 55-1M 0-55 0-1 1.1mΩ 2µH 20µH 110kΩ 150µF 0.15µF ATE 75-0.7M 0-75 0-0.7 2.15mΩ 2µH 20µH 150kΩ 110µF 0.1µF • Multi-terminal user port allows the ATE to ATE 100-0.5M 0-100 0-0.5 4mΩ 4µH 40µH 200kΩ 47µF 0.05µF be configured by arranging the jumpers on ATE 150-0.3M 0-150 0-0.3 10mΩ 4µH 40µH 300kΩ 475µF 0.02µF a mating plug, PC-12. QUARTER-RACK (100 Watt) ATE 6-10M 0-6 0-10 12µΩ 0.5µH 5µH 12kΩ 1,800µF 2µF • Full zeroing and full-scale calibration for ATE 15-6M 0-15 0-6 50µΩ 0.5µH 5µH 30kΩ 1,000µF 0.8µF both the voltage and current control ATE 25-4M 0-25 0-4 125µΩ 1µH 10µH 50kΩ 500µF 0.5µF channels. ATE 36-3M 0-36 0-3 240µΩ 1µH 10µH 72kΩ 350µF 0.4µF ATE 55-2M 0-55 0-2 0.55mΩ 2µH 20µH 110kΩ 200µF 0.3µF • Programmable overvoltage crowbar. ATE 75-1.5M 0-75 0-1.5 1mΩ 2µH 20µH 150kΩ 110µF 0.2µF Can be manually set from the panel or ATE 100-1M 0-100 0-1 2mΩ 4µH 40µH 200kΩ 80µF 0.1µF ATE 150-0.7M 0-150 0-0.7 4mΩ 4µH 40µH 300kΩ 475µF 0.04µF programmed with a 0-10V analog signal. HALF-RACK (250 Watt) Optically isolated input-output to inter- ATE 6-25M 0-6 0-25 4.8µΩ 0.5µH 5µH 12kΩ 11,000µF 5µF connect multiple power supplies. ATE 15-15M 0-15 0-15 20µΩ 0.5µH 5µH 30kΩ 5,800µF 2µF ATE 25-10M 0-25 0-10 50µΩ 1µH 10µH 50kΩ 2,900µF 1.25µF • Uncommitted amplifiers to manipulate ATE 36-8M 0-36 0-8 90µΩ 1µH 10µH 72kΩ 2,400µF 1µF arbitrary control signals into the required ATE 55-5M 0-55 0-5 0.22mΩ 2µH 20µH 110kΩ 1,400µF 0.75µF 0-10V needed to program ATE. Two ATE 75-3M 0-75 0-3 0.5mΩ 2µH 20µH 150kΩ 850µF 0.5µF ATE 100-2.5M 0-100 0-2.5 0.8mΩ 4µH 40µH 200kΩ 375µF 0.25µF provided. Can be used for scaling and ATE 150-1.5M 0-150 0-1.5 2mΩ 4µH 40µH 300kΩ 275µF 0.1µF summing. ATE 325-0.8M 0-325 0-0.8 8.1mΩ 100µH 1µH 650kΩ 180µF 0.01µF • Digital control through SN-series IEEE- THREE-QUARTER-RACK (500 Watt) 488 interfaces. ATE 6-50M 0-6 0-50 2.4µΩ 0.5µH 5µH 12kΩ 12,000µF 10µF ATE 15-25M 0-15 0-25 12µΩ 0.5µH 5µH 30kΩ 8,000µF 4µF • The variation of the ATE’s voltage and ATE 25-20M 0-25 0-20 25µΩ 1µH 10µH 50kΩ 5,800µF 2.5µF ATE 36-15M 0-36 0-15 48µΩ 1µH 10µH 72kΩ 4,900µF 2µF current offsets as a function of source, time ATE 55-10M 0-55 0-10 0.11mΩ 2µH 20µH 110kΩ 2,900µF 1.5µF and temperature are tabulated in the static ATE 75-8M 0-75 0-8 0.19mΩ 2µH 20µH 150kΩ 1,200µF 1µF specifications table. These may be used to ATE 100-5M 0-100 0-5 0.4mΩ 4µH 40µH 200kΩ 600µF 0.5µF ATE 150-3.5M 0-150 0-3.5 0.86mΩ 4µH 40µH 300kΩ 440µF 0.2µF calculate the output effect by the relationship: FULL-RACK (1000 Watt) ∆E = ±∆E (R /R )±∆E (1+R /R )±∆I (R ) o r f i io f i io f ATE 6-100M 0-6 0-100 1.2µΩ 0.5µH 5µH 12kΩ 22,000µF 15µF where R is the feedback resistor, and R is f i ATE 15-50M 0-15 0-50 6µΩ 0.5µH 5µH 30kΩ 12,000µF 6µF the input resistor from the reference, E . ATE 25-40M 0-25 0-40 12.5µΩ 1µH 10µH 50kΩ 11,000µF 4µF r ATE 36-30M 0-36 0-30 24µΩ 1µH 10µH 72kΩ 9,500µF 3µF ATE 55-20M 0-55 0-20 55µΩ 2µH 20µH 110kΩ 5,200µF 2.25µF The tabulated offsets, more particularly their ATE 75-15M 0-75 0-15 0.1mΩ 2µH 20µH 150kΩ 3,400µF 1.5µF change as a function of source, time and ATE 100-10M 0-100 0-10 0.2mΩ 4µH 40µH 200kΩ 1,200µF 0.75µF ATE 150-7M 0-150 0-7 0.42mΩ 4µH 40µH 300kΩ 1,050µF 0.3µF temperature, allow a user to calculate perfor- (1) For determining dynamic impedance in voltage mode. mance of the uncommitted amplifier(s) with (2) Based on 0.5mA load effect in FAST mode. user specified input and feedback compo- (3) For determining dynamic impedance in current mode. 1 nents. The formula for this is given above. (4) Add sufŢx “DM” to specify dual 3 ⁄2 digit LCD displays in place of analog meters. ATE STATIC SPECIFICATIONS OUTPUT EFFECTS VOLTAGE MODE OUTPUT EFFECTS CURRENT MODE OFFSETS INFLUENCE QUANTITY Typ. Max. Typ. Max. ∆E ∆I io io Source Voltage (min.-max.) <0.0005% E max. 0.001% E max. <0.002% I max. 0.005% I max. <1µV <1nA o o o o (1) (1) Load (no load-full load) <0.001% E max. 0.002% E max. <0.5 mA 1 mA —— o o Time (8-hour drift) <0.005% E max. 0.01% E max. <0.01% I max. 0.02% I max. <20µV <1nA o o o o Temperature, per °C <0.005% E max. 0.01% E max. <0.01% I max. 0.02% I max. <20µV <2nA o o o o (2) <0.1mV 0.3mV <0.01% I max. 0.03% I max. — — Ripple and Noise rms: o o (3) (Slow Mode) p-p: <1mV 3mV <0.1% I max. 0.3% I max. — — o o (4) (2) <1mV 3mV <0.01% I max. 0.03% I max. — — Ripple and Noise rms: o o (4) (3) (Fast Mode) p-p: <10mV 30mV <0.1% I max. 0.3% I max. — — o o (1) For I >50A, load effect = 2mA typ., 5mA max. In slow mode, the output capacitor adds 0-6mA to current mode load effect. o (2) One terminal grounded so that common mode current does not flow through load or current-sense resistor. (3) BW: 20Hz-10mHz. (4) For high voltage ATE 325-0.8M the maximum output ripple and noise is 10mV rms and 50mV p-p. KEPCO, INC. • 131-38 Sanford Avenue • Flushing, NY 11352 USA • Tel: (718) 461-7000 • Fax: (718) 767-1102 Email: hq@kepcopower.com • www.kepcopower.com/ate.htm 23 TABLE 1 Source current, measured worst case, 125V a-c. ATE GENERAL SPECIFICATIONS AMPS SPECIFICATI0N RATING/DESCRIPTION CONDITION Size A 1.4 INPUT Size B 2.4 a-c Voltage 95-113, 105-125, 190-226, User selectable Size C 6.0 210-250V a-c Size D 11.0 Size E 20.0 Current See Table 1 Max load, 115V a-c Frequency 47-65Hz Range OUTPUT TABLE 2 (1) d-c Output Series pass Transistor Type of Stabilizer Automatic crossover Voltage/current ATE DYNAMIC SPECIFICATIONS Voltage 0 to 100% of rating Adjustment range for temp 0-55°C Current 0 to 100% of rating OUTPUT VOLTAGE PROGRAMMING PROGRAMMING TIME RATING BANDWIDTH (minimum) CONSTANT (maximum) 0 to 90% of rating For temp 65°C 6V 16.0KHz 10µsec (2) Error Sense 0.5V per load wire Voltage allowance 15V 10.6KHz 15µsec Isolation Voltage 500V d-c or peak Output to ground 25V 8.0KHz 20µsec Leakage Current <5 microamperes rms at 115V a-c 36V 6.4KHz 25µsec Output to Ground <50 microamperes p-p at 115V a-c 55V 4.0KHz 40µsec Series Connection 500V Max voltage off ground 75V 3.5KHz 45µsec Parallel Automatic Use current mode limiting 100V 2.5KHz 65µsec Connection Current sharing Use master-slave connection 150V 1.7KHz 95µsec 325V 937.0Hz 170µsec Redundancy type External or-ing diodes OVP Type Crowbar Control Local or program or track 50 microseconds Trigger time: normal 500 microseconds Trigger time: delayed CONTROL Type Voltage Variable input, Ţxed gain Current Differential comparison Voltage Local 10-turn precision rheostat Remote Analog 0 to 10 Volts d-c Remote Digital Use SN or SNR interface 12-bit, listen-only Model ATE 75-0.7M Quarter Rack Current Local 10-turn precision rheostat Remote Analog 0 to 1 Volt d-c Remote Digital Use SN or SNR interface 12-bit, listen-only Dynamics See tabulated value of C in the model table Normal (slow) dV/dt=I/C Fast mode See Table 2 Dynamic spec table MECHANICAL 1 1 3 Input Connection Detachable IEC type 3-wire ⁄4, ⁄2, ⁄4 rack size Hard wired Full size rack 1 Output Rear barrier strip ⁄4 rack size Connections Rear binding posts All models: I <30A Model ATE 55-5M Half Rack ° Rear compression studs All models: I ≥30A ° User Port 50-terminal connector All sizes 1 1 Meters 1 ⁄2-2 ⁄2 meters Analog, 3% 3 digit LCD Digital (optional) Indicators Three LEDs Voltage/Current/OVP 1 1 3 Mounting Use RA 37 rack adapter ⁄4, ⁄2, ⁄4 rack size (in std 19" racks) Mounting “ears” supplied Full rack size Cooling Forced air Exhaust to rear 7 5 1 1 Dimensions inches 5 ⁄32 x 4 ⁄32 x 17 ⁄8 ⁄4 rack size mm 132.6 x 105.6 x 435.0 (HxWxD) 1 7 11 9 1 add 2 ⁄2˝ inches 5 ⁄32 x 8 ⁄32 x 17 ⁄64 ⁄2 rack size Model ATE 25-20M Three Quarter Rack mm 132.6 x 211.9 x 435.4 to the 7 17 9 3 rear for inches 5 ⁄32 x 12 ⁄32 x 17 ⁄64 ⁄4 rack size connector mm 132.6 x 318.3 x 435.4 31 1 protrusion inches 6 ⁄32 x 19 x 20 ⁄64 Full rack size mm 177 x 482.6 x 504.8 Finish: Fed Std 595 Dark & light gray, color 26440 Front panel, 2 tone 1 Weight 18lb (8.2Kg) ⁄4 rack size (50W) (packed for 1 20lb (9.1Kg) ⁄4 rack size (100W) shipment) 1 38lb (17.3Kg) ⁄2 rack size 3 57lb (25.9Kg) ⁄4 rack size 96lb (43.6Kg) Full rack size Model ATE 55-20M Full Rack (1) 325V model uses FET. (2) 0-6V models: 0.25V. KEPCO, INC. • 131-38 Sanford Avenue • Flushing, NY 11352 USA • Tel: (718) 461-7000 • Fax: (718) 767-1102 24 Email: hq@kepcopower.com • www.kepcopower.com/ate.htm OUTLINE DIMENSIONAL ATE QUARTER RACK / SIZE A & B DRAWINGS Fractional dimensions in light face type are in inches, dimensions in bold face type are in millimeters. Tolerance: ± 1/64" (0.4) between mounting holes ± 1/32" (0.8) other dimensions ATE HALF-RACK SIZE C ATE THREE-QUARTER-RACK / SIZE D ATE FULL RACK / SIZE E 1 1 3 ATE /4 width, /2 width and /4 width power supplies can be rack mounted using RA 37. See page 77. KEPCO, INC. • 131-38 Sanford Avenue • Flushing, NY 11352 USA • Tel: (718) 461-7000 • Fax: (718) 767-1102 Email: hq@kepcopower.com • www.kepcopower.com/ate.htm 25