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SLVSDE4A – MARCH 2017 – REVISED DECEMBER 2017 TPS61253A 3.8-MHz, 5-V / 4-A Boost Converter in 1.2-mm x 1.3-mm WCSP
1 Features 3 Description The TPS6125xA device provides a power supply
solution for battery-powered portable applications.
With the input voltage ranging from 2.3 V to 5.5 V,
the device supports the applications powered by the
Li-Ion batteries with the extended voltage range.
Different fixed output voltage versions are available of
4.5 V, 4.7 V, 5 V and 5.2 V. The TPS6125xA
supports up to 1500-mA load current from a battery
discharged as low as 3 V. 1 Wide Input Voltage Range from 2.3 V to 5.5 V
Fixed Output Voltage: 4.5 / 4.7 / 5.0 / 5.2 V
Two FETs Integrated: 35-mО© LS-FET,
60-mО© HS-FET
IOUT ≥ 1500mA continuously at VOUT = 5 V and
VIN ≥ 3 V
42-ВµA Quiescent Current from Input
4-A Switching Valley Current Limit …