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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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L6983 数据表(PDF) 6 Page - STMicroelectronics |
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L6983 数据表(HTML) 6 Page - STMicroelectronics |
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6 / 63 page  3 Typical application circuit Figure 3. Basic application (adjustable version) PGOOD BOOT SW SW VBIAS VOUT/FB PGND PGND VIN VIN VINLDO EN/CLKIN FSW VCC AGND AGND E.P. L6983 VOUT GND GND VIN R FSW C VCC CBOOT RPGOOD L RFBH RFBL COUT CIN CFILT RFILT Table 2. Typical application component Symbol Value Description CIN 10 µF Input capacitor RFILT 0.1 kΩ VINLDO filter resistor CFILT 1 µF VINLDO filter capacitor CVCC 1 µF VCC bypass capacitor CBOOT 100 nF Bootstrap capacitor COUT 40 µF Output capacitor RFBH 400 kΩ VOUT divider upper resistor RFBL 82 kΩ VOUT divider lower resistor L 4.7 µH (FSW = 1 MHz) Output inductor RPGOOD 1 MΩ PGOOD resistor RFSW 10 kΩ FSW setting resistor L6983 Typical application circuit DS13116 - Rev 1 page 6/63 |
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