Datasheet Texas Instruments TPS54383PWPR — 数据表

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SLUS774C – AUGUST 2007 – REVISED DECEMBER 2014 TPS5438x Dual 3-A Non-Synchronous Converters With Integrated High-Side MOSFET
1 Features 3 The TPS54383 and TPS54386 are dual output, nonsynchronous buck converters capable of supporting
3-A output applications that operate from a 4.5-V to
28-V input supply voltage, and require output
voltages between 0.8 V and 90% of the input voltage. 1 4.5-V to 28-V Input Range
Output Voltage Range 0.8 V to 90% of Input
Voltage
Output Current Up to 3 A
Two Fixed Switching Frequency Versions:
– TPS54383: 300 kHz
– TPS54386: 600 kHz
Three Selectable Levels of Overcurrent Protection
(Output 2)
0.8-V 1.5% Voltage Reference
2.1-ms Internal Soft-Start
Dual PWM Outputs 180В° Out-of-Phase
Ratiometric or Sequential Startup Modes …