2005/02/04

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2004/10/25

Zetex的電流監控器可承受瞬態高電壓ZXCT1008

2004/10/12

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2004/07/09

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2004/06/09

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2007/03/

Zetex開發新型 ZXCT1081 電流監測IC

ZXCT XXXX SERIES OF CURRENT MONITOR ICs.

High-side current monitors Part number 　 Description VIN (V) Accuracy @ VSENSE Typical quiescent current (µA) Gain output/VSEN Bandwidth (MHz) Package  ZXCT1008 Wide ambient temperature range 2.5 to 20(1) ± 2.5% @ 100mV 4 10mA/V 2 SOT23  ZXCT1009 Current output 2.5 to 20(1) ± 2.5% @ 100mV 4 10mA/V 2 SM8 SOT23 　  ZXCT1010 Current output with improved offset 2.5 to 20 ± 2.5% @ 100mV 3.5 10mA/V 2 SOT23-5  ZXCT1011 Improved temperature drift 2.5 to 20(1) ± 2.5% @ 100mV 4 10mA/V(2) 1.5 SOT23-5  ZXCT1012 Reduced height micro-power current monitor 2.5 to 20 ± 2.5% @ 100mV 3.5 10mA/V 2 TSOT23-5 ZXCT1021 Voltage output 2.5 to 20 ± 2% @ 100mV 25 10V/V 1 SOT23-5  ZXCT1022 Voltage output 2.5 to 20 ± 3% @ 100mV 25 100V/V 1 SOT23-5  ZXCT1030 Enhanced function with inter reference and comparator 2.5 to 20 ± 3% @ 100mV 270 10V/V 6 MSOP8 SO8 　  ZXCT1032 High Side Inrush and Current Limit Controller 9.5 to 24 ± 3% @ 100mV 1600 10 - SO8  ZXCT1041 Bidirectl voltage output with direction flag 2.7 to 20 ± 3% @ 100mV 35 10V/V 0.3 SOT23-5  ZXCT1051 Precision wide input range current monitor 0 to VCC-2 ± 3% @ 100mV 50 10V/V 2 SOT23-5  ZXCT1081 High Voltage High-Side Current Monitor 3 to 40(1) ± 3% @ 100mV 30 10 0.5 SOT23-5

ZXCT1081型電流監察器。該元件能在3V至40V的範圍下操作，為汽車、工業及電源應用提供非常簡便的高壓電流測量解決方案。該元件擁有固定的增益，只需要一個價值較低的感應電阻器，便能夠準確測量高側電流。

這款監察器採用SOT23-5封裝，特別適合在電源和汽車應用中執行過電流保護工作。它具有60V瞬變效能，無需加入額外電路也能夠抵受負載突降的情況。元件上設有獨立供電腳，可以短路情況下運作，在輸出中提供終止電壓。

ZXCT1081提供5V供應電壓操作，可連接微控制器及類比數位轉換器，也確保輸出不會超越電源軌電壓。