Current Sense Resistor

Current Sense Resistor Overview

Bourns Inc.

This presentation will discuss the functions of current sense resistors and review the product offering in the product selection guide. Power considerations and temperature concerns will be reviewed, as well as methods for properly measuring the resistance of these devices. The PWR4412/13 series will be highlighted as examples of how the resistors are designed for a wide range of environments and varying ambient temperatures.

CRA2512 Series

图片制造商零件编号描述功率 (W)成分可供货数量价格
RES 0.03 OHM 1% 3W 2512CRA2512-FZ-R030ELFRES 0.03 OHM 1% 3W 25123W金属元素119232 - 立即发货
1 : ¥4.55
剪切带（CT）
4000 : ¥1.20
卷带（TR）
1 : ¥4.55
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RES 0.1 OHM 1% 3W 2512CRA2512-FZ-R100ELFRES 0.1 OHM 1% 3W 25123W金属元素62773 - 立即发货
1 : ¥4.55
剪切带（CT）
4000 : ¥1.20
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1 : ¥4.55
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RES 0.04 OHM 1% 3W 2512CRA2512-FZ-R040ELFRES 0.04 OHM 1% 3W 25123W金属元素41136 - 立即发货
1 : ¥4.55
剪切带（CT）
4000 : ¥1.20
卷带（TR）
1 : ¥4.55
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RES 0.05 OHM 1% 3W 2512CRA2512-FZ-R050ELFRES 0.05 OHM 1% 3W 25123W金属元素38725 - 立即发货
1 : ¥4.55
剪切带（CT）
4000 : ¥1.20
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1 : ¥4.55
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RES 0.015 OHM 1% 3W 2512CRA2512-FZ-R015ELFRES 0.015 OHM 1% 3W 25123W金属元素18043 - 立即发货
1 : ¥4.55
剪切带（CT）
4000 : ¥1.20
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1 : ¥4.55
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PWR220T-20 Series

图片制造商零件编号描述功率 (W)成分可供货数量价格
RES 10 OHM 1% 20W TO220-2PWR220T-20-10R0FRES 10 OHM 1% 20W TO220-220W厚膜2273 - 立即发货
1 : ¥42.67
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RES 50 OHM 1% 20W TO220-2PWR220T-20-50R0FRES 50 OHM 1% 20W TO220-220W厚膜577 - 立即发货
1 : ¥42.67
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RES 0.1 OHM 1% 20W TO220-2PWR220T-20-R100FRES 0.1 OHM 1% 20W TO220-220W厚膜895 - 立即发货
1 : ¥58.63
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RES 15 OHM 1% 20W TO220-2PWR220T-20-15R0FRES 15 OHM 1% 20W TO220-220W厚膜426 - 立即发货
1 : ¥32.50
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RES 0.5 OHM 1% 20W TO220-2PWR220T-20-R500FRES 0.5 OHM 1% 20W TO220-220W厚膜2995 - 立即发货
1 : ¥34.73
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PWR220T-35 Series

图片制造商零件编号描述功率 (W)成分可供货数量价格查看详情
RES 47 OHM 1% 35W TO220-2PWR220T-35-47R0FRES 47 OHM 1% 35W TO220-235W厚膜235 - 立即发货
1 : ¥30.10
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RES 1 OHM 1% 35W TO220-2PWR220T-35-1R00FRES 1 OHM 1% 35W TO220-235W厚膜457 - 立即发货
1 : ¥32.67
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RES 8 OHM 1% 35W TO220-2PWR220T-35-8R00FRES 8 OHM 1% 35W TO220-235W厚膜188 - 立即发货
1 : ¥38.78
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RES 5 OHM 5% 35W TO220-2PWR220T-35-5R00JRES 5 OHM 5% 35W TO220-235W厚膜1804 - 立即发货
1 : ¥40.11
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RES 22 OHM 5% 35W TO220-2PWR220T-35-22R0JRES 22 OHM 5% 35W TO220-235W厚膜571 - 立即发货
1 : ¥40.11
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PWR263S-20 Series

图片制造商零件编号描述功率 (W)成分可供货数量价格
RES SMD 10 OHM 1% 20W D2PAKPWR263S-20-10R0FERES SMD 10 OHM 1% 20W D2PAK20W厚膜355 - 立即发货
1 : ¥54.99
剪切带（CT）
500 : ¥22.95
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1 : ¥54.99
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RES SMD 50 OHM 5% 20W D2PAKPWR263S-20-50R0JRES SMD 50 OHM 5% 20W D2PAK20W厚膜147 - 立即发货
1 : ¥37.21
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RES SMD 20 OHM 5% 20W D2PAKPWR263S-20-20R0JRES SMD 20 OHM 5% 20W D2PAK20W厚膜155 - 立即发货
1 : ¥37.46
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RES SMD 25 OHM 5% 20W D2PAKPWR263S-20-25R0JRES SMD 25 OHM 5% 20W D2PAK20W厚膜218 - 立即发货
1 : ¥37.71
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PWR263S-35 Series

图片制造商零件编号描述功率 (W)成分可供货数量价格
RES SMD 4 OHM 1% 35W D2PAKPWR263S-35-4R00FRES SMD 4 OHM 1% 35W D2PAK35W厚膜3236 - 立即发货
1 : ¥34.57
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RES SMD 100 OHM 5% 35W D2PAKPWR263S-35-1000JRES SMD 100 OHM 5% 35W D2PAK35W厚膜1329 - 立即发货
1 : ¥39.03
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RES SMD 75 OHM 1% 35W D2PAKPWR263S-35-75R0FRES SMD 75 OHM 1% 35W D2PAK35W厚膜550 - 立即发货
1 : ¥39.03
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RES SMD 250 OHM 5% 35W D2PAKPWR263S-35-2500JERES SMD 250 OHM 5% 35W D2PAK35W厚膜1127 - 立即发货
1 : ¥44.99
剪切带（CT）
500 : ¥18.45
卷带（TR）
1 : ¥44.99
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RES SMD 3 OHM 1% 35W D2PAKPWR263S-35-3R00FRES SMD 3 OHM 1% 35W D2PAK35W厚膜1090 - 立即发货
1 : ¥44.99
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PWR4412-S Series

图片制造商零件编号描述功率 (W)成分可供货数量价格
RES 0.01 OHM 1% 1W RADIALPWR4412-2SBR0100FRES 0.01 OHM 1% 1W RADIAL1W金属元素0 - 立即发货See Page for Pricing查看详情
RES 0.01 OHM 5% 1W RADIALPWR4412-2SBR0100JRES 0.01 OHM 5% 1W RADIAL1W金属元素0 - 立即发货See Page for Pricing查看详情
RES 0.03 OHM 1% 1W RADIALPWR4412-2SBR0300FRES 0.03 OHM 1% 1W RADIAL1W金属元素0 - 立即发货See Page for Pricing查看详情
RES 0.03 OHM 5% 1W RADIALPWR4412-2SBR0300JRES 0.03 OHM 5% 1W RADIAL1W金属元素0 - 立即发货See Page for Pricing查看详情
RES 0.01 OHM 1% 3W RADIALPWR4412-2SCR0100FRES 0.01 OHM 1% 3W RADIAL3W金属元素0 - 立即发货See Page for Pricing查看详情

PWR4413 Series

图片制造商零件编号描述功率 (W)成分可供货数量价格
RES 0.02 OHM 1% 1W RADIALPWR4413BR020FRES 0.02 OHM 1% 1W RADIAL1W金属元素0 - 立即发货See Page for Pricing查看详情
RES 0.1 OHM 1% 3W RADIALPWR4413CR100FRES 0.1 OHM 1% 3W RADIAL3W金属元素0 - 立即发货See Page for Pricing查看详情
RES 0.02 OHM 1% 5W RADIALPWR4413DR020FRES 0.02 OHM 1% 5W RADIAL5W金属元素0 - 立即发货See Page for Pricing查看详情
RES 0.04 OHM 1% 5W RADIALPWR4413DR040FRES 0.04 OHM 1% 5W RADIAL5W金属元素0 - 立即发货See Page for Pricing查看详情
RES 0.025 OHM 5% 1W RADIALPWR4413BR025JRES 0.025 OHM 5% 1W RADIAL1W金属元素0 - 立即发货See Page for Pricing查看详情
PTM Published on: 2012-02-15

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