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图片 型号 价格 数量 库存 制造商 描述 Type Mounting Style Package / Case Maximum Operating Temperature Series Packaging Supply Voltage - Max Battery Backup Switching Output Type Threshold Voltage Number of Inputs Monitored Manual Reset
UC2903Q
1+
$5.4000
10+
$4.8510
25+
$4.6710
100+
$3.9780
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RFQ
Texas Instruments Supervisory Circuits Quad Supply and Line Monitor Voltage Supervisory SMD/SMT PLCC-20 + 85 C UC2903 Tube 40 V No Backup Active-low,Open-drain Adjustable 4 Input No Manual Reset