Datasheet Texas Instruments TPS54427DDAR — Datenblatt

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SLVSB43C – NOVEMBER 2011 – REVISED FEBRUARY 2016 TPS54427 4.5-V to 18-V Input, 4-A Output Single Synchronous Step-Down Switcher With
Integrated FET
1 Features 3 Description The TPS54427 is an adaptive on-time D-CAP2в„ў
mode synchronous buck converter. The TPS54427
enables system designers to complete the suite of
various end equipment’s power bus regulators with a
cost effective, low component count, low standby
current solution. 1 D-CAP2в„ў Mode Enables Fast Transient
Response
Low Output Ripple and Allows Ceramic Output
Capacitor
Wide VIN Input Voltage Range: 4.5 V to 18 V
Output Voltage Range: 0.76 V to 7.0 V
Highly Efficient Integrated FETs Optimized
for Lower Duty Cycle Applications
– 70 mΩ (High Side) and 53 mΩ (Low Side)
High Efficiency, Less Than 10 ОјA at Shutdown …