(China (Mainland))
Product Summary
The TPS62052DGSR is a high-efficiency synchronous step-down dc/dc converter ideally suited for systems powered from a 1-cell or 2-cell Li-Ion battery or from a 3-cell to 5-cell NiCd, NiMH, or alkaline battery. The TPS62052DGSR is a synchronous PWM converter within tegrated N-channel and P-channel power MOSFET switches. The applications of the TPS62052DGSR include Cellular Phones, Organizers, PDAs, and Handheld PCs, Low Power DSP Supply, Digital Cameras and Hard Disks.
Parametrics
TPS62052DGSR absolute maximum ratings: (1)Supply voltage, VI: -0.3 V to 11 V; (2)Voltage at EN, SYNC: -0.3 V to VI; (3)Voltage at LBI, FB, LBO, PG: -0.3 V to 7 V; (4)Voltage at SW: -0.3 V to 11 V ; (5)Output current, IO: 850 mA; (6)Maximum junction temperature, TJ: 150℃; (7)Operating free-air temperature range, TA: -40℃ to 85℃; (8)Storage temperature range, Tstg: -65℃ to 150℃; (9)Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds: 300℃.
Features
TPS62052DGSR features: (1)High-Efficiency Synchronous Step-Down Converter With up to 95% Efficiency; (2)12-μA Quiescent Current (Typ); (3)2.7-V to 10-V Operating Input Voltage Range; (4)Adjustable Output Voltage Range From 0.7 V to 6 V; (5)Fixed Output Voltage Options Available in 1.5 V, 1.8 V, and 3.3V; (6)Synchronizable to External Clock Signal up to 1.2 MHz; (7)High Efficiency Over a Wide Load Current Range in Power-Save Mode; (8)100% Maximum Duty Cycle for Lowest dropout; (9)Low Noise Operation in Forced Fixed Frequency PWM Operation Mode; (10)Internal Softstart; (11)Overtemperature and Overcurrent Protected; (12)Available in 10-Pin Microsmall Outline Package MSOP.
Diagrams
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 TPS62052DGSR |
Texas Instruments |
DC/DC Switching Regulators 1.5V Out 800mA Step-Down Converter |
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TPS62052DGSRG4 |
Texas Instruments |
DC/DC Switching Regulators 1.5V Out 800mA Step-Down Converter |
Data Sheet |
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