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YOUDA INTEGRATED CIRCUIT
YD34063
DC TO DC CONVERTER CONTROLLER—YD34063
DESCRIPTION
The YD34063 is a monolithic regulator subsystem intended for use as DC to DC converter: This device contains a temperature compensated band-gap reference, a duty-cycle control oscillator, driver and high current output switch.
FEATURES
*Operation From 3.0V to 40V *Short Circuit Current Limiting *Low Standby Current *Output Switch Current Of 1.5A Without External Transistors *Frequency Of Operation From 100Hz to 100kHz *Step-up, Step-down or Inverting Switch Regulators
BLOCK DIAGRAM
E 1 T1 2 A 3 4 C IS CT OSCILLATOR + COMP. T2 Q S R D 7 8
6 5 B
1.25Vref
WuXi YouDa Electronics Co., Ltd
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