NCP1406 - PFM Step Up DC-DC Converter

ON Semiconductor

NCP1406 Datasheet Preview — Preview of NCP1406 PDF

Datasheet Details

Part number	NCP1406
Manufacturer	ON Semiconductor ↗
File Size	223.65 KB
Description	PFM Step Up DC-DC Converter
Datasheet	NCP1406_ONSemiconductor.pdf

NCP1406 Product details

Description

Pin Symbol Description 1 CE Chip Enable Pin (1) The chip is enabled if a voltage which is equal to or greater than 0.9 V is applied.(2) The chip is disabled if a voltage which is less than 0.3 V is applied.(3) The chip will be enabled if it is left floating.2 FB Output feedback voltage.Connected to the inverting input of the PFM comparator.3 VDD Power supply pin for internal circuit 4 GND Analog and power ground pin 5 LX External inductor connection pin.Connected to the drain of

Features

87% Efficiency at VOUT = 25 V, IOUT = 25 mA, VIN = 5 V.
Adjustable Output Voltage up to 25 V.
0.8 A, 26 V Internal Power Switch.
Operating Input Voltage from 1.4 V to 5.5 V.
Low Startup Voltage of 1.8 V Typical at No Load.
Low Operating Current of 15 mA (Not Switching).
Low Shutdown Current of 0.3 mA.
Operating Switching Frequency up to 1 MHz.
Output Voltage Soft.
Start.
Thermal Shutdown Protection.

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Published: Jan 16, 2007 |