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| TC1303B Datasheet, PDF (2/30 Pages) Microchip Technology – 500 mA Synchronous Buck Regulator, + 300 mA LDO with Power-Good Output | |||
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TC1303B
Functional Block Diagram
VREF
Undervoltage Lockout
(UVLO)
UVLO
VIN1
VIN2
SHDN1
Synchronous BUCK Regulator
Control
PDRV
Driver
NDRV
AGND
PGND
PGND
SHDN2
VREF
TC1303B
PG Generator with Delay
LDO
UVLO
LX
PGND
VOUT1/VFB1
PG
VOUT2
AGND
DS21949A-page 2
© 2005 Microchip Technology Inc.
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