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XC9253R Datasheet PDF

TOREX SEMICONDUCTOR XC9253R

The XC9253R series is a group of synchronous-rectification type DC/DC converters with a built-in 0.6 P-channel driver transistor and 0.7 N-channel switching transistor, designed to allow the use of ceramic capacitors. The ICs enable a high efficiency, stable power supply with an output current of 500mA to be configured using only a coil and two capacitors connected externally. With the built-in oscillator, oscillation frequency is set to 600kHz.
Part No. XC9253R
Datasheet XC9253R Download
Manufacturer
TOREX SEMICONDUCTOR
Description Synchronous Step-Down DC/DC Converter
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XC9253R datasheet page 1 preview

GENERAL DESCRIPTION

Minimum operating voltage is 2.0V~6.0V. Output voltage is 3.3V(accuracy: 2.0%). As for operation mode, the XC9253R series is automatic PWM/PFM switching control allowing fast response, low ripple and high efficiency over the full range of load (from light load to high output current conditions). The soft start and current control functions are internally optimized. During standby, all circuits are shutdown to reduce current consumption to as low as 1.0 A or less. With the built-in UVLO (Under Voltage Lock Out) function, the internal P-channel driver transistor is forced OFF when input voltage becomes 1.4V or lower. Two types of package, SOT-25 and USP-6B, are available.

APPLICATIONS

Smart phones / Mobile phones Bluetooth Mobile devices / terminals Portable game consoles Digital still cameras / Camcorders Note PCs / Tablet PCs

FEATURES

P-Ch Driver Tr. Built-In N-Ch DriverTr. built-in Input Voltage Range Output Voltage Range Low Power Consumption Control Method High E...
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