5-Channel Power Management IC
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TPS650531, TPS650532 TPS65053,...
Description
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TPS650531, TPS650532 TPS65053, TPS65058
SLVS754D – MARCH 2007 – REVISED JANUARY 2015
TPS6505xx 5-Channel Power Management IC With Two Step-Down Converters and Three Low-Input Voltage LDOs
1 Features
1 Up To 95% Efficiency Output Current for DC-DC Converters:
– TPS65053: DCDC1 = 1 A; DCDC2 = 0.6 A – TPS650531, TPS650532: DCDC1 = 1 A;
DCDC2 = 1 A – TPS65058: DCDC1 = 0.6 A; DCDC2 = 1 A TPS65053, TPS650531, TPS650532: DC-DC Converters Externally Adjustable TPS65058: DCDC1 Fixed at 3.3V, DCDC2 selectable between 1.8V and 1.2V with Dynamic Voltage Scaling for Core Processor Supply VIN Range for DC-DC Converters From 2.5 V to 6 V 2.25-MHz Fixed Frequency Operation Power Save Mode at Light Load Current 180° Out-of-Phase Operation Output Voltage Accuracy in PWM Mode ±1% Total Typical 32-μA Quiescent Current for Both DC-DC Converters 100% Duty Cycle for Lowest Dropout One General-Purpose 400-mA LDO Two General-Purpose 200-mA LDOs VIN Range for LDOs from 1.5 V to 6.5 V Output Voltage for LDOs: – TPS65053 / TPS650531 / TPS650532: VLDO1
and VLDO2 Externally Adjustable, VLDO3 = 1.3 V / 1.2 V / 1.5 V – TPS65058: VLDO1 = 3.3 V, VLDO2 selectable between 1.8V and 1.2V, VLDO2 selectable between 1.8V and 1.3V
2 Applications
Cell Phones, Smart Phones WLAN PDAs, Pocket PCs, GPS OMAP™ and Low-Power DSP Supply Portable Media Players Digital Cameras Satellite Radio Mod...
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