TC1142 regulator equivalent, inductorless -2x boost/buck regulator.
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TC1142
Package Type
8-Pin MSOP
VOUT 1 C2
– 2 C2+ 3 8 CCLK VIN C1+ GND
Inductorless -2x Boost/Buck Regulator
Input Ra.
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* Battery Powered/Portable Equipment
General Description
The TC1142 generates a regulated neg.
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. Other boost/buck switching regulators must use an inductor, which is larger and radiates EMI. An internal v.
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