TC1142 - Inductorless -2x Boost/Buck Regulator

Microchip

Datasheet Details

Part number	TC1142
Manufacturer	Microchip
File Size	419.90 KB
Description	Inductorless -2x Boost/Buck Regulator
Datasheet	TC1142_Microchip.pdf

The TC1142 generates a regulated negative voltage from -3V to -5V at 20mA from an input of 2.5V to 5.5V, using only three external capacitors.

TC1142 Package Type 8-Pin MSOP VOUT 1 C2.
2 C2+ 3 8 CCLK VIN C1+ GND Inductorless -2x Boost/Buck Regulator Input Range 2.5V to 5.5V Regulated Output Options from -3.0 to -5.0V Output Current 20mA (max) 200kHz Internal Oscillator Frequency External Synchronizing Clock Input Logic Level Shutdown - 1µA (max) Supply Current.
Available in 8-Pin MSOP Package TC1142 7 6 5 C1.
4.

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Published: Aug 21, 2005 |