Engineering Product Specification 3216FF - The information contained in this document is the property of Cooper Industries, Inc. It is not for public disclosure. Possession of the information does not convey any right to loan, sell or disclose the CONFIDENTIAL information. Unauthorized reproduction or use of the information is prohibited. This document is to be returned to Cooper Industries, Inc. Upon completion of the purposes for which it is loaned or upon request. REV. # Revision Description Date Author Appr. F Add –R option (for RoHS Compliant version) and China mfg location 11/2/04 MJ MJ E Add reference to min/max resistance, remove 1.75A device, add glass color reference, add 10/30/03 MJ MJ –T option. D Update marking symbols. 10/31/02 DU HS C Add 1.25A and 1.75A device. 6/08/01 DB RS B Update TCC to show 7A device. 5/8/01 VK DB A Original 8/28/00 DG DB Title Engineering Product Specification 3216FF Revision: F Printed on: 11/10/04 Sheet 2 of 15 Table of Contents Section Title Page 1. Scope 3 2. General 3 3. Manufacturer and Production Facility 3 4. Catalog Symbol and Part Numbering System 4 5. Mechanical Specifications 4 6. Electrical Specifications 7 7. Standards and Agency Information 11 8. Marking Specification 13 9. Soldering Method 13 10. Land Pattern 14 11. Temperature Derating Curve 14 12. Packaging Specification 15 13. Process Flow Chart 15 14. Environmental (Reliability / Qualification) Data 15 15. End 15 This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications Title Engineering Product Specification 3216FF Revision: F Printed on: 11/10/04 Sheet 3 of 15 1. SCOPE 1.1 This Specification applies to 3216FF series fuses. 2. GENERAL 2.1 General Information • Rapid interruption of excessive current • Compatible with reflow and wave solder • Rugged ceramic and glass construction • Excellent environmental integrity • One time positive disconnect 2.2 General Description 3216FF Chip fuses set the industry standard for performance, reliability and quality. The solder-free design provides excellent on-off and temperature cycling characteristics during use and also makes our Chip fuses more heat and shock tolerant than typical subminiature fuses. 3. MANUFACTURER AND PRODUCTION FACILITY 3.1 Manufacturer Cooper Electronic Technologies 3601 Quantum Boulevard Boynton Beach, FL 33426 Telephone: 561-752-5000 Fax: 561-752-0134 3.2 Production Facility a) Cooper Bussmann 114 Old State Road Ellisville, MO 63021 (USA) b) Xin Min Industrial Estate Changan DongGuan Guandong Province, China 3.3 ISO Registration a) ISO 9002 File Number A4916 b) ISO 9002, Certificate No. Q2273 This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications Title Engineering Product Specification 3216FF Revision: F Printed on: 11/10/04 Sheet 4 of 15 4. CATALOG SYMBOL AND PART NUMBERING SYSTEM 4.1 Catalog Symbol 4.1.1 RoHS Compliant Example - TR/3216FF500-R TR/ 3216 FF 500 - R 1 2 3 4 5 1. Packaging Code: TR/ 2. Series Number: 3216 3. Electrical Characteristic: FF 4. Ampere Rating: 500 (for 500mA) 5. RoHS Compliant: -R 4.1.2 Tin/Lead Plated Example - TR/3216FF-500MA TR/ 3216 FF -500MA 1 2 3 4 1. Packaging Code: TR/ 2. Series Number: 3216 3. Electrical Characteristic: FF 4. Ampere Rating: 500MA 4.2 Part Numbering System 4.2.1 Packaging Code Catalog Designation TR/ 3,000 pieces of fuses on 8mm tape-and-reel on a 7 inch (178mm) reel per EIA Standard 481. 4.2.2 Electrical Characteristic This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications Title Engineering Product Specification 3216FF Revision: F Printed on: 11/10/04 Sheet 5 of 15 Catalog Symbol Characteristic FF Fast Acting 4.2.3 Ampere Rating Catalog Symbol Description 3216FF-250mA 250mA Fuse 3216FF-375mA 375mA Fuse 3216FF-500mA 500mA Fuse 3216FF-750mA 750mA Fuse 3216FF-1A 1A Fuse 3216FF-1.25A 1.25A Fuse 3216FF-1.5A 1.5A Fuse 3216FF-2A 2A Fuse 3216FF-2.5A 2.5A Fuse 3216FF-3A 3A Fuse 3216FF-4A 4A Fuse 3216FF-4.5A 4.5A Fuse 3216FF-5A 5A Fuse 3216FF-6.5A 6.5A Fuse 3216FF-7A 7A Fuse 5. MECHANICAL SPECIFICATIONS 5.1 Construction (Not to scale) 1. End termination a. Nickel Underplate – 200 to 400 microinches b. Either: i. SnPb Plate: 300-600 microinches (87% Sn) or ii. 100% Sn Plate (if -R): 300-600 microinches 2. Ceramic substrate (white) 3. Numeric ampere marking 4. Metal film fusible element 5. Silver termination pad 6. Fused glass cover (green) This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications Title Engineering Product Specification 3216FF Revision: F Printed on: 11/10/04 Sheet 6 of 15 5.2 Dimensions (Drawings not to scale) 5.2.1 End View mm inches 0.89 + .20, -.15 (0.035 + .008, -.006) .60 ± .20 (0.063 ± .008) 5.2.2 Top View mm inches 0.51 ± .25 typ. 0.51 ± .25 typ. (0.020 ± .010) (0.020 ± .010) 1.60 ± .20 (0.063 ± .008) 3.20 ± .20 (0.126 ± .008) 5.2.3 Side View mm inches 0.51 ± .25 typ. 0.51 ± .25 typ. (0.020 ± .010) (0.020 ± .010) 0.89 +.20, -.1510 (0.035 + .008, -.006) 3.20 ± .20 (0.126 ± .008) This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications Title Engineering Product Specification 3216FF Revision: F Printed on: 11/10/04 Sheet 7 of 15 6. ELECTRICAL SPECIFICATIONS 6.1 Voltage Rating Voltage Rating Catalog Symbol (AC) (DC) 3216FF-250mA 32V 63V 3216FF-375mA 32V 63V 3216FF-500mA 32V 63V 3216FF-750mA 32V 63V 3216FF-1A 32V 63V 3216FF-1.25A 32V 63V 3216FF-1.5A 32V 63V 3216FF-2A 32V 63V 3216FF-2.5A 32V 63V 3216FF-3A 32V 63V 3216FF-4A 32V 32V 3216FF-4.5A 32V 32V 3216FF-5A 32V 32V 3216FF-6.5A 32V 32V 3216FF-7A 32V 32V 6.2 Interrupting Rating 6.2.1 AC interrupting rating (Measured at rated voltage with a unity power factor) 6.2.2 DC Interrupting Rating (Measured at rated voltage, time constant of less than 50 microseconds, battery source) Interrupting Catalog Symbol Rating AC/DC 3216FF-250mA 50A 3216FF-375mA 50A 3216FF-500mA 50A 3216FF-750mA 50A 3216FF-1A 50A 3216FF-1.25A 50A 3216FF-1.5A 50A 3216FF-2A 50A 3216FF-2.5A 50A 3216FF-3A 50A 3216FF-4A 50A 3216FF-4.5A 50A 3216FF-5A 50A 3216FF-6.5A 50A 3216FF-7A 50A This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications Title Engineering Product Specification 3216FF Revision: F Printed on: 11/10/04 Sheet 8 of 15 6.3 Time vs. Current Characteristic (Measured with a constant current power supply) Ampere Rating % of Amp Rating Opening Time 250mA - 7A 100% 4 hours minimum 1.25A - 3A 200% 60 seconds maximum 250mA -3A 250% 5 seconds maximum 4A - 7A 350% 1 second maximum 6.4 DC Cold Resistance (Measured at 10% of rated current) Resistance (ohms) Resistance (ohms) Resistance (ohms) Catalog Symbol Typ. Min.* Max.* 3216FF-250mA 3.50 2.3000 4.7000 3216FF-375mA 1.7500 1.2000 2.3000 3216FF-500mA 0.980 0.6600 1.3000 3216FF-750mA 0.750 0.3800 0.7000 3216FF-1A 0.2190 0.1480 0.2900 3216FF-1.25A 0.1350 0.1350 0.2050 3216FF-1.5A 0.1190 0.0930 0.1450 3216FF-2A 0.0660 0.0530 0.0800 3216FF-2.5A 0.0460 0.0380 0.0540 3216FF-3A 0.0360 0.0260 0.0450 3216FF-4A 0.0180 0.0130 0.0230 3216FF-4.5A 0.0160 0.0120 0.0200 3216FF-5A 0.0140 0.0110 0.0180 3216FF-6.5A 0.0085 0.0068 0.0103 3216FF-7A 0.0085 0.0055 0.0085 * - FOR REFERENCE ONLY - CONTROLLED VALUES HELD BY PLANT AND SUBJECT TO CHANGE WITHOUT NOTICE. This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications Title Engineering Product Specification 3216FF Revision: F Printed on: 11/10/04 Sheet 9 of 15 2 6.5 Typical Melting I t (Measured with a battery bank at rated DC voltage, 50A , time constant of calibrated circuit less than 50 microseconds) 2 Catalog Symbol Typical Melt I t AC DC 3216FF-250mA 0.00016 0.000084 3216FF-375mA 0.001 0.0002 3216FF-500mA 0.0014 0.0019 3216FF-750mA 0.0033 0.00095 3216FF-1A 0.012 0.007 3216FF-1.25A 0.035 0.022 3216FF-1.5A 0.047 0.029 3216FF-2A 0.116 0.081 3216FF-2.5A 0.206 0.171 3216FF-3A 0.426 0.359 3216FF-4A 0.187 0.164 3216FF-4.5A 0.546 0.463 3216FF-5A 0.663 0.619 3216FF-6.5A 2.18 3.21 3216FF-7A 2.40 3.53 6.6 Typical Voltage Drop (Measured at rated current after temperature stabilizes) Typical Voltage Drop (V) Catalog Symbol 3216FF-250mA 1.4 3216FF-375mA 0.73 3216FF-500mA 0.66 3216FF-750mA 0.63 3216FF-1A 0.20 3216FF-1.25A 0.18 3216FF-1.5A 0.18 3216FF-2A 0.16 3216FF-2.5A 0.14 3216FF-3A 0.13 3216FF-4A 0.11 3216FF-4.5A 0.10 3216FF-5A 0.09 3216FF-6.5A 0.076 3216FF-7A 0.078 This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications Title Engineering Product Specification 3216FF Revision: F Printed on: 11/10/04 Sheet 10 of 15 6.7 Time Current Curve Average Melting This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications Title Engineering Product Specification 3216FF Revision: F Printed on: 11/10/04 Sheet 11 of 15 7. STANDARDS AND AGENCY INFORMATION 7.1 UL Card 7.1.1 Marking: The UL Recognition symbol appears on the label affixed to the packaging container. This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications Title Engineering Product Specification 3216FF Revision: F Printed on: 11/10/04 Sheet 12 of 15 7.2 CSA Certification Record 7.2.1 Marking: The CSA symbol appears on the label affixed to the packaging. This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications Title Engineering Product Specification 3216FF Revision: F Printed on: 11/10/04 Sheet 13 of 15 8. MARKING SPECIFICATION 8.1 Ampere rating to be marked on the ceramic (white) side in ink. Glass (green) side to be unmarked. 8.1.1 Table of fuse markings Catalog Symbol Marking 3216FF-250mA .25 3216FF-375mA E 3216FF-500mA .5 3216FF-750mA .75 3216FF-1A 1 3216FF-1.25A 3216FF-1.5A 1.5 3216FF-2A 2 3216FF-2.5A 2.5 3216FF-3A 3 3216FF-4A 4 3216FF-4.5A 4.5 3216FF-5A 5 3216FF-6.5A 6.5 3216FF-7A 7 8.1.2 Example of 2A fuse 2 9. SOLDERING METHOD 9.1 Wave Solder 9.1.1 Reservoir Temperature: 260°C (500°F) 9.1.2 Time in Reservoir: 10 Seconds Maximum 9.2 Infrared Reflow 9.2.1 Temperature: 260°C (500°F) 9.2.2 Time: 30 Seconds Maximum This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications Title Engineering Product Specification 3216FF Revision: F Printed on: 11/10/04 Sheet 14 of 15 10. LAND PATTERN mm inches 11. TEMPERATURE DERATING CURVE 11.1 Normal Ambient Temperature: 23°C + 3°C (74°F+3.6°F) 11.2 Operating Temperature: -55°C to 125°C, with proper correction factor applied 11.2.1 Chart of correction factor 140 120 100 80 60 40 20 0 -55 -25 0 235085 105 125 Temperature in Degrees C 11.3 Storage Temperature: -55°C to 125°C (-67°F to 257°F) This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications Percentage of Rating Title Engineering Product Specification 3216FF Revision: F Printed on: 11/10/04 Sheet 15 of 15 12. PACKAGING SPECIFICATION 12.1 SP: 50 pieces of fuses on 8mm tape packaged in a plastic box per EIA Standard RS481 12.2 TR: 3,000 pieces of fuses on 8mm tape and reeled on a 7 inch (178mm) reel per EIA Standard RS481 12.3 The fuses are orientated in embossed pockets with the ceramic (white) side facing up to facilitate proper mounting. It is recommended that fuses be mounted with the ceramic (white) side facing up. 13. PROCESS FLOW CHART Purchase Purchase Purchase Element and Dielectric Termination Ink Pad Ink Paste Roll and Clean Apply Term Plate Fuses Test and Screen Print and Dice Fuses and Fire Pack Fuses Fire Purchase Purchase Cover Purchase Substrate and Identification Dicing Tape Glass 14. ENVIRONMENTAL (RELIABILITY/QUALIFICATION) DATA 14.1 Thermal Shock: MIL-STD-202, Method 107, Test Condition B (-65°C to 125°C) 14.2 Vibration: MIL-STD-202, Method 204, Test Condition C (55 to 2000 Hz, 10G) 14.3 Moisture Resistance: MIL-STD-202, Method 106, 10 day cycle 14.4 Solderability: ANSI/J-STD-002, Test B 15. End This bulletin is intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information contained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications