Datasheet Texas Instruments TPS51511RHLT — 数据表

TPS51511
www.ti.com SLVS735A – FEBRUARY 2007 – REVISED APRIL 2007 Synchronous Switcher Controller With 2-A LDO for GPU Power
FEATURES – Optional PGOOD
– Output Discharge
– Thermal Shutdown Switcher Controller:
– Adjustable-Output Buck Converter, 0.75 V
to 3.3 V
– Wide Input Voltage Range: 3.0-V to 28-V
– D-CAP™ Mode with 100-ns Load Step
Response
– Current Mode Option Supports Ceramic
Output Capacitors
– Current Sensing From RDS(ON) or Resistor
– Internal Switch Supports Dynamic Output
Voltage Change
– Advanced PGOOD Mask Feature
– Equipped With PGOOD, OVP and UVP
– Output Discharge
– 5 V UVLO Protection
LDO Regulator:
– 2-A LDO for GPU I/O Power
– Input Range: Up to 5 V
– Output Range: 0.75 V to 3.3 V …