TPS61287 23V_IN, 25V_OUT, 20A Synchronous Boost Converter
with Stackable Multi-Phase Function

1 Features

Wide input voltage and output voltage range
- V_IN : 2.0V to 23V
- 2.5V Minimum input voltage for start-up
- V_OUT : 4.5V to 25V
High efficiency and power capability
- Programmable switch current limit: 5A to 20A
- Integrated 8.5mΩ high side MOSFET
- Switching frequency: 320kHz
- Up to 92.3% efficiency at V_IN = 3.6V, V_OUT = 18V, and I_OUT = 2.0A
- Up to 95.48% efficiency at V_IN = 7.2V, V_OUT = 18V, and I_OUT = 4.0A
Support stackable multi-phase function
Selectable Auto PFM and Forced PWM mode
Synchronization capability to external clock
Rich protection
- Output overvoltage protection at 27V
- Precise EN/UVLO threshold
- Cycle-by-cycle overcurrent protection
- Thermal shutdown
External loop compensation
2.5mm × 3.0mm VQFN HotRod™ Lite package