TPS61022 Overview
The TPS61022 provides a power supply solution for portable equipment and IoT devices powered by various batteries and super capacitors. The TPS61022 has minimum 6.5-A valley switch current limit over full temperature range. With a wide input voltage range of 0.5 V to 5.5 V, the TPS61022 supports supercapacitor backup power applications, which may deeply discharge the supercapacitor.
TPS61022 Key Features
- Input voltage range: 0.5 V to 5.5 V
- 1.8-V minimum input voltage for start-up
- Output voltage setting range: 2.2 V to 5.5 V
- Two 12-mΩ (LS) / 18-mΩ (HS) MOSFETs
- 8-A valley switching current limit
- 94.7% efficiency at VIN = 3.6 V, VOUT = 5 V and
- 1-MHz switching frequency when VIN > 1.5 V and
- Pin-selectable auto PFM operation mode or forced
- Pass-through mode when VIN > VOUT
- True disconnection between input and output