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ADP5301ACBZ-3-R7 数据表(PDF) 19 Page - Analog Devices |
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ADP5301ACBZ-3-R7 数据表(HTML) 19 Page - Analog Devices |
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19 / 21 page ![]() Data Sheet ADP5301 Rev. A | Page 19 of 21 TYPICAL APPLICATION CIRCUITS The ADP5301 can be used as a keep-alive, ultralow step-down power regulator to extend the battery life (see Figure 40) and as a battery- powered equipment or wireless sensor network controlled by a microcontroller or a processor (see Figure 41). 2.2µH SW PGND FB 10µF 10µF VOUT = 1.8V PVIN VID EN Li-Ion BATTERY SYNC/MODE VIN = 3.0V TO 4.2V ADP5301 RVID 20kΩ 1% VOUTOK AGND Figure 40. Typical ADP5301 Application with Li-Ion Battery 2.2µH SW PGND FB 10µF R1 1MΩ 10µF VOUT = 1.8V ADC/RF/AFE MCU (ALWAYS ON) PVIN VID EN SYNC/MODE VIN = 2.0V TO 3.0V ADP5301 RVID 20kΩ 1% VOUTOK AGND TWO ALKALINE OR NiMH BATTERIES Figure 41. Typical ADP5301 Application with Two Alkaline/NiMH Batteries |
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