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BD3005HFP 数据表(PDF) 4 Page - Rohm |
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BD3005HFP 数据表(HTML) 4 Page - Rohm |
4 / 9 page 4/8 Block diagram Cin: 0.33 µF to 1000 µF Co: 0.1 µF to 1000 µF CT: 0.001 µF to 22 µF Fig.13 Pin descriptions Pin. No Pin name Function 1 CLK Clock input from microcontroller Vs(BD3004HFP) Reset detection voltage adjustment function pin 2 INH(BD3005HFP) WDT on/off function pin (WDT off when INH = high; WDT on when INH = low) 3 Vcc Power supply pin 4 GND GND pin 5 OUT Voltage output pin 6 RESET Reset output pin 7 CT Reset output delay time, WDT monitor time setting external capacitance connection pin FIN GND GND pin I/O Circuit diagram CLK (1 pin) Vs(2 pin) INH (2 pin) OUT (5 pin) RESET (6 pin) CT (7 pin) Fig.14 * All resistance values are typical ones. PREREG Vcc 100KΩ HRP7 1 2 3 4 5 6 7 FIN OUT OUT 470KΩ RESET Vcc Rb Ra OUT Vcc PREREG 100KΩ CLK OUT CT OUT Vcc 100KΩ PREREG 3.56MΩ 1.56MΩ Vs Vs WDT Pre Reg TSD Vref OUT OUT Vcc CLK GND OUT RESET CT OCP Reverse Polarity Protection OUT FIN Co Cin CT INH ( BD3004HFP) ( BD3005HFP) microcontroller Signal from INH 3 2 2 1 4 7 6 5 |
类似零件编号 - BD3005HFP |
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类似说明 - BD3005HFP |
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