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KA34063 Fiches technique(PDF) 1 Page - Fairchild Semiconductor |
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KA34063 Fiches technique(HTML) 1 Page - Fairchild Semiconductor |
1 / 6 page ©2002 Fairchild Semiconductor Corporation www.fairchildsemi.com Rev. 1.0.1 Features • Operation From 3.0 to 40V Input • Short Circuit Current Limiting • Low Stand-by Current • Output Switch Current of 1.5A Without External Transistors • Output Voltage Adjustable • Frequency of Operation From 100Hz to 100kHz • Step-up, Step-Down or Inverting Switching Regulators Description The KA34063A is a monolithic regulator sub system intended for use as DC to DC converter. This device contains a temperature compensated bandgap reference, a duty cycle control oscillator, a driver, and a high current output switch. It can be used for step down, step up or inverting switching regulators as well as for series pass regulators. 8-DIP 8-SOP 1 1 Internal Block Diagram 5 1 8 2 7 3 4 COMP OSCILLATOR RD Q2 Q1 S Q R 1.25V REF VTG COMPARATOR INVERTING INPUT DRIVE COLLECTOR SWITCH COLLECTOR GND IPK SENSE TIMING CAPACITOR * VCC(6) KA34063A SMPS Controller |
Numéro de pièce similaire - KA34063 |
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Description similaire - KA34063 |
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