KEY BENEFITS

● Realize a high-efficiency at low input voltage.

● Provide output voltage of 2.7 to 4.2 V corresponding to input voltage of 2.3 to 5.5 V.

KEYSPECIFICATIONS

● Input Voltage Range:2.3 V to 5.5 V

● Output Voltage Range:2.7 V to 4.2 V (0.1V step)

● Output Voltage Accuracy :±1.5

● Line Regulation: Typ. 0.5, PWM mode

● Load Regulation: Typ. 0.1,

(IOUT = 0 to 500 mA, PWM mode)

● Maximum Output Current: Typ. 1.5 A,

(PVIN = 3 V, VOUT = 3.3 V)

● Maximum Burst Current: Typ. 2.7 A,

(PVIN=3 V, VOUT=3.3 V, Duty=10, t=2.0 ms)

● Overcurrent Limit Protection: Typ. 4.2 A

● Oscillator Frequency: Typ. 2.6 MHz

● Built-in Driver ON Resistance:

Typ. Pch. 80 mΩ, Nch. 80 mΩ

● Operating Quiescent Current: Typ. 27.5 μA,

(VFM mode, Non-switching)

● UVLO Detector Threshold: Typ. 2.0 V

● Soft-start Time: Typ. 1.0 ms

● Thermal Shutdown Temperature:Typ.150°C

● Protection Feature: Overvoltage, Overcurrent