CP9743
2-Channel Switching
Regulator Controller
The CP9743 is a 2-channel switching
regulator controller that uses a pulse width modulation (PWM) system.
Both channels can be used for DC / DC converter operations including step up, step down, and inverting.
Because the IC is compactly packaged, it is best suited for use as a power supply in portable equipment.
FApplications DC / DC converters in VCRs, notebook computers, etc.
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FFeatures 1) Built-in reference voltage current (±1%).
2) Timer latch, short-circuit protection circuit is built in.
3) Circuit to prevent malfunction during low input voltage is built in.
FAbsolute maximum ratings (Ta = 25_C)
4) Built-in reference...