Datasheet Texas Instruments TPS54625PWPR — Ficha de datos

TPS54625
www.ti.com SLVSC33 – AUGUST 2013 4.5V to 18V Input, 6.5-A Synchronous Step-Down Converter
Check for Samples: TPS54625 FEATURES DESCRIPTION The TPS54625 is an adaptive on-time D-CAP2в„ў
mode synchronous buck converter. The TPS54625
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 23 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 5.5 V
Highly Efficient Integrated FET’s Optimized for
Lower Duty Cycle Applications –36 mΩ (High
Side) and 28 mΩ (Low Side)
High Efficiency, less than 10 ОјA at shutdown
High Initial Bandgap Reference Accuracy
Adjustable Soft Start
Pre-Biased Soft Start
650-kHz Switching Frequency (fSW)
Cycle By Cycle Over Current Limit
Power Good Output The main control loop for the TPS54625 uses the DCAP2в„ў mode control which provides a very fast …