PWM1 as Its Power Supply)
The APW8833 integrates dual step-down, constant-on-
Excellent Line/Load Regulations about ±1.5% over time, synchronous PWM controllers (that drives dual N-
temperature range at PWM Channels
channel MOSFETs for each channel) and two low drop-
Low Co
Full PDF Text Transcription for APW8833 (Reference)
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APW8833. For precise diagrams, and layout, please refer to the original PDF.
APW8833 System Power PWM Controller with Economy Standby Mode Features Simplified Application Circuit • Wide Input voltage Range from 5.5V to 25V VIN • Provide 5 Independ...
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t • Wide Input voltage Range from 5.5V to 25V VIN • Provide 5 Independent Outputs with ±1.0% Accu- 5.5V~25V racy Over-Temperature VLDO5 Q1 EN1 EN2 LDO5 LDO3 - PWM1 Controller with Adjustable (2V to 5.5V) Out- VOUT1 L1 put - PWM2 Controller with Adjustable (2V to 5.5V) Out- Q2 put PWM1 PWM2 Charge Pump - 100mA Low Dropout Regulator (LDO5) with Fixed 5V Output C1 D2 D3 C3 Q3 L2 VLDO3 VOUT2 Q4 D4 VCP - 100mA Low Dropout Regulator (LDO3) with Fixed 3.3V Output D1 C2 C4 - 250kHz Clock Signal for 15V Charge Pump (Used General Description PWM1 as Its Power Supply) The APW8833 integrates dual step-down, constant-on- • Excellent Li
APW8833 Datasheet
