Datasheet Summary
250mA Low VIN Buck Regulator in 2mm × 3mm DFN
Features
- 1.6V to 5.5V Input Voltage Range
- Internal Soft-Start
- Low Ripple Burst Mode® Operation
Output Ripple: <20mVP-P IQ: 50µA
- 2.25MHz Constant-Frequency Operation
- High Efficiency: Up to 93%
- 250mA Output Current (VIN = 1.8V, VOUT = 1.2V)
- 450mA Peak Inductor Current
- No Schottky Diode Required
- Low Dropout Operation: 100% Duty Cycle
- 0.611V Reference Voltage
- Stable with Ceramic Capacitors
- Shutdown Mode Draws <1µA Supply Current
- Current Mode Operation for Excellent Line and Load Transient Response
- Overtemperature Protection
- Available in a Low Profile (0.75mm) 6-Lead (2mm x 3mm) DFN Package
U APPLICATIO S
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