NCP1521 converter equivalent, adjustable output voltage step-down converter.
*ă95.3% of Efficiency for 3.3 V Output and 4.2 V Input and 80 mA
Load-Current
*ăSources up to 600 mA
*ă1.5 MHz Switching Frequency
*ăAdjustable Output Vol.
powered from one cell Li- ion or three cell Alkaline/NiCd/NiMH batteries. The device is available in an adjustable outpu.
Pin No. Symbol
Function
1 VIN Analog Input
2
GND
Analog/Power
Ground
3 EN Digital Input
4 FB Analog Input
5 LX Analog Output
Description Power Supply Input for Analog VCC. Ground connection for the NFET Power Stage and the Analog Sections .
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