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| NT Features Applications TO220 housing Low inductance SMD and through hole versions High power rating Power supplies Motor drives Test and measurement Welding *R oH S CO M PL IA PWR220 F Series Power Resistor Material Specifications Resistor ..........................................Thick film Substrate...........................Alumina (AL203) Housing.....................................Epoxy/PPS Lead Frame ............Tinned Copper (Sn/Cu) Maximum Torque .............................1.0 Nm Packaging Tubes....................................50 pcs./tube Tape & Reel..........................500 pcs./reel General Information The Bourns(R) PWR220 F Series is a TO220 style Power Resistor. Manufactured using thick film on Alumina ceramic technology, it is used in applications such as power supplies, motor drives and measurements. Electrical & Thermal Characteristics Parameter Resistance (Version A & B) (Version C) Power Rating @ 70 C without heat sink Power Rating @ 70 C with heat sink (Version A & B) (Version C) Tolerance 0.02 < R < 1.0 1.0 < R < 100K TCR 0.1 < R < 100.0K 0.05 < R < 0.099 0.02 < R < 0.049 Thermal Resistance - Rthj (Version A & B) (Version C) Stability Thermal EMF Dielectric Withstanding Voltage Operating Temperature TJ -40 0.1 3.5 2.1 0.5 1.0 2 +130 2.0 1.0 Symbol R R Min. 0.02 0.02 Nom. Max. 100K 15K 1.50 30 50 5.0 5.0 100 300 600 Unit W W W % % PPM/C PPM/C PPM/C C/W C/W % V/C kV DC C *RoHS Directive 2002/95/EC Jan 27 2003, including Annex Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. PWR220 F Series Power Resistor Product Dimensions TO220 Housing: 2-Pin 10.16 (0.4) 3.7 (0.15) 1.2 (0.05) TO220 Casing: 2-Pin (Surface Mount) 1.2 (0.05) 4.0 (0.16) 10.16 (0.4) 4.0 (0.16) 1.4 (0.06) 12.7 (0.50) 14.6 15.0 17.33 (0.57) (0.59) (0.68) 14.4 16.4 (0.57) (0.65) 6.0 17.3 (0.24) (0.68) 27.3 (1.07) 1.3 (0.05) 0.76 (0.03) 5.08 (0.2) 1.85 (0.07) 0.76 (0.03) MEASURING POINT 0.4 (0.015) DIMENSIONS = MILLIMETERS (INCHES) How to Order TO221 Casing: 2-Pin 10.16 (0.4) 3.2 (0.13) 1.2 (0.05) PWR 220 - 2 F B R0400 J E 4.0 (0.16) Model PWR = Power Resistor Package 220 = TO220 221 = TO221 3.7 (0.15) 14.4 16.4 (0.57) (0.65) 18.3 28.3 (0.72) (1.11) Number of Pins 2=2 Function F = Thick Film 1.3 (0.05) MEASURING POINT 0.76 (0.03) 5.08 (0.2) 1.85 (0.07) 0.4 (0.015) Version A = Surface Mount 30 W (with Heat Sink) B = Through-Hole 30 W (with Heat Sink) C = Through-Hole 50 W (with Heat Sink) Resistor Value R (4 Digits) Absolute Tolerance J=5% G=2% Packaging E = Tape & Reel ___ = Tubes F=1% DIMENSIONS = MILLIMETERS (INCHES) Typical Part Marking PART IDENTIFICATION MANUFACTURER'S TRADEMARK PWR220-2F R500 1% 0512 ABSOLUTE RESISTANCE, TOLERANCE DATE CODE: YYWW Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. PWR220 F Series Power Resistor Packaging Dimensions Index Hole 120 W D B P Trailer A Device C Leader End ....... ....... 10 pitches (min.) ....... ....... ....... ....... ....... ....... 10 pitches (min.) Start DIMENSIONS: MM (INCHES) Direction of Feed Devices are packed in accordance with EIA standard RS-481-A and specifications shown here. Item Carrier Width Carrier Length Carrier Depth Reel Outside Diameter Punch Hole Pitch Tape Width Quantity per Reel Symbol A B C D P W -- Dimensions 10.4 (0.409) 18.4 (0.724) 4.4 (0.173) 330 (12.992) 16.00 (0.630) 32 (1.260) 500 Reliable Electronic Solutions Asia-Pacific: Tel: +886-2 2562-4117 * Fax: +886-2 2562-4116 Europe: Tel: +41-41 768 5555 * Fax: +41-41 768 5510 The Americas: Tel: +1-951 781-5500 * Fax: +1-951 781-5700 www.bourns.com Specifications are subject to change without notice. Customers should verify actual device performance in their specific applications. COPYRIGHT(c) 2005, BOURNS, INC. LITHO IN U.S.A. PWR220F 12/05 |
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