器件名称: PWR4412-2S
功能描述: Bare Metal Element Resistor
文件大小: 108.61KB 共1页
简 介:IA
NT
Features
■ High current capability ■ Low inductance ■ Radial leads ■ Low ohmic
Applications
■ Power supplies ■ UPS ■ Motor drives
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PWR4412-2S Series Bare Metal Element Resistor
General Information The Bourns PWR4412-2S Series is a through-hole resistor designed for current shunt and current sensing applications such as power supplies of different kinds, motor drives and many other applications. The resistor is quite rugged, consisting of a special metal alloy welded to tinned copper leads. Performance ΔR Load Life (1000 Hours @ 70 °C) ... 2.5 % Moisture No Load 100 Hours .......... 1 % Temperature Cycling (-40 °C to +125 °C, 1000 Cycles) ...1 % Electrical Specications Power Rating @ 85 °C .............1, 3, 5 W (see matrix) Resistance Range .....0.005 to 0.1 ohms Tolerances Available ................1 %, 5 % Temperature Range ......-55 ° to +270 °C Maximum Working Voltage............. √P*R Short Time Overload .......... 5 x Rated Power for 5 seconds Temperature Coefcient of Resistance Wire .................................... ±20 ppm/°C Packaging..........................250 pcs./bag Power Derating Curve
120 100
1.01 ± 0.05 (0.040 ± 0.002) L
Product Dimensions
4.8 (0.189) MAX.
H
3.18 ± 0.76 (0.125 ± 0.030)
1.65 +0.25/-0.13 (0.065 +0.010/-0.005)
Power Rating (W) 1
Version
Dimension L 11.43 +1.02/-0.51 (0.450 +0.04/-0.02) 15.24 +1.02/-0.51 (0.60 +0.04/-0.02) 20.32 +1.02/-0.51 (0.80 +0.04/-0.02)
Dimension H Max. 7.62 (0.30) 25.4 (1.0) 25.4 ……
