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CW1PCT631A103 Datasheet(PDF) 2 Page - KOA Speer Electronics, Inc. |
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CW1PCT631A103 Datasheet(HTML) 2 Page - KOA Speer Electronics, Inc. |
2 / 2 page 128 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 12/01/08 CW, CWP coat insulated, precision coat insulated miniature wirewound leaded resistors Part Designation Rated Ambient Temperature Power Rating applications and ratings T.C.R. (ppm/°C) Max. CW1/4 CW1/2 CW1 CW1P CW2 CW2P CW3 CW3P CW5 0.25W 0.5W 1.0W 2.0W 3.0W 1.0W 2.0W 3.0W 5.0W ±250 ——— — — +25°C +70°C ±90: R ≥10Ω* ±50: R<10 Ω Operating Temperature Range -40°C to +155°C 1 - 100 1 - 390 1 - 390 0.47 - 220 0.47 - 390 0.47 - 390 0.1 - 430 0.1 - 390 0.47 - 15 0.1 - 100 0.1 - 390 0.1 - 390 0.1 - 390 — 0.1 - 390 0.1 - 390 0.1 - 390 0.1 - 390 0.1 - 390 0.1 - 390 E-24, E-96 (C±0.25%) E-24, E-96 (D±0.5%) E-24, E-96 (F±1%) E-24 (G±2%) E-24 (J±5%) Resistance Range ( Ω) Derating Curve environmental applications 100 80 60 40 20 -40 0 4080120280 Ambient Temperature (°C) 0 70 160 275 200240 155 CW 100 80 60 40 20 -40 0 4080120280 Ambient Temperature (°C) 0 25 160 275 200240 155 CWP Surface Temperature Rise 300 250 200 150 0255075 % Rated Power 0 100 50 CW1/4 100 CW1/2 CW1, CW1P CW2, CW2P CW3, CW3P CW5 Resistance T.C.R. 25°C CW: Room temperature/100°C up CWP: +25°C/-40°C and +25°C/+155°C Within regulated tolerance — — ±250ppm/°C: CW ±90, 20ppm/°C: CWP, R ≥10 ±50ppm/°C: CWP, R<10 Performance Characteristics Parameter Requirement ∆ R ±(% + 0.05Ω) Limit Typical Test Method Overload (Short Time) CW,CWX,CW1S: Power rating x 10 for 5 seconds CWP: Power rating x 6.25 for 5 seconds CWP:R<10 Ω: Power rating x 5 for 5 seconds* 1: CW,CWX 0.5: CWP 2: CW1S 0.2: CWP(R<10 Ω)* 0.8: CW,CWX 0.4: CWP 1.8: CW1S 0.18:CWP(R<10 Ω) Resistance to Solder Heat 350°C ± 10°C for 3.5 seconds or 260°C ± 5°C for 10 seconds 1: CW, CW1S, CWX 0.5: CWP 0.2: CWP (R<10 Ω)* 0.8: CW, CW1S, CWX 0.4: CWP 0.18: CWP (R<10 Ω) Moisture Resistance Power rating x 1/10, 40°C, 90 - 95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle 5: CW, CW1S, CWX 2: CWP 0.5: CWP (R<10 Ω)* 4: CW, CW1S, CWX 1.6: CWP 0.45: CWP (R<10 Ω) Endurance @ 70°C 70°C, 1000 hours (CW, CWX, CW1S), 25°C, 1000 hours (CWP) 1.5 hr ON, 0.5 hr OFF cycle 5: CW, CW1S, CWX 2: CWP 0.5: CWP (R<10 Ω)* 4: CW, CW1S, CWX 1.6: CWP 0.45: CWP (R<10 Ω) Resistance to Solvent After immersing the sample in IPA for 3 min., the resistor surface should be wiped with a dry cloth (velvet or gauze) No evidence of damage to protective coating and marking — * T.C.R. = 20ppm/°C available on request 0.47 - 15 0.1 - 100 — — E-24 (K±10%) CW1X CW2X CW3X CW1S 1.0W 2.0W 3.0W 1.0W ±500 ——— — — 0.01 - 0.091 0.01 - 0.091 0.01 - 0.091 0.1 - 100 0.01 - 0.091 0.01 - 0.091 0.01 - 0.091 0.1 - 100 ±250 ——— 1733 Reader's Spreads pg1-203:document 1/27/09 4:11 PM Page 126 |
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