RAA212831
RAA212831 is 0.5A Buck Regulator manufactured by Renesas.
Features
- Buck Converter:
- 4.5V to 72V input voltage
- Adjustable output voltage from 1.25V to VIN×Dmax
- 500m A output load capability
- 0.6Ω high-side MOSEFT r DS(ON)
- Fixed switching frequency 350k Hz in CCM operation
- Pulse skipping mode in DCM operation
- 6V standby function by external ponents
- High-side OCP, UVP, UVLO, OTP fault protection
- 5V LDO Regulator:
- 6V to 12V input voltage
- Fixed output voltage 5V
- 100m A output load capability
- Current limit foldback function
- 3.3V LDO Regulator:
- 4.5V to 12V input voltage
- Fixed output voltage 3.3V
- 50m A output load capability
- Current limit foldback function
- SOIC8-E package
Applications
- Electric-bike power management
- Motor driver control board power supply
CBST L1
D1 RFB1
VOUT COUT
RFB2
Figure 1. Typical Application Diagram
R16DS0191EU0102 Rev.1.02 Mar 2, 2023
Page 1 © 2021-2023 Renesas Electronics
RAA212831 Datasheet
Contents
1. Overview
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