APL5934
3A, Ultra Low Dropout (0.23V Typical) Linear Regulator
Features
General Description
• Ultra Low Dropout
The...
APL5934
3A, Ultra Low Dropout (0.23V Typical) Linear
Regulator
Features
General Description
Ultra Low Dropout
The APL5934 is a 3A ultra low dropout linear
regulator.
- 0.23V(typical) at 3A Output Current
The IC needs two supply voltages, one is a control voltage
Low ESR Output Capacitor (Multi-layer
(V ) for the control circuitry, the other is a main supply CNTL
Chip Capacitors (MLCC)) Applicable
voltage (VIN) for power conversion, to reduce power dissi-
0.8V Reference Voltage High Output Accuracy
pation and provide extremely low dropout voltage. The APL5934/B integrates many functions. A Power-OnReset (POR) circuit monitors both supply voltages on
- ±1.5% over Line, Load, and Temperature Range VCNTL and VIN pins to prevent erroneous operations.
Fast Transient Response
The functions of thermal shutdown and current-limit pro-
Adjustable Output Voltage
tect the device against thermal and current over-loads. A
Power-On-Reset Monitoring on Both VCNTL and POK indicates the output voltage status with a delay time
VIN Pins
set internally. It can control other converter for power
Internal Soft-Start
sequence. The APL5934/B can be enabled by other power
Current-Limit and Short Current-Limit Protections systems. Pulling and holding the EN/ENB voltage below
Thermal Shutdown with Hysteresis Open-Drain VOUT Voltage Indicator (POK)
0.4V shut/enable off the output. The APL5934 is available in a SOP-8P package which features small size as SOP-8...