TPS2151
Overview
The TPS2140/41/50/51 is a USB 1.0 and 2.0 Specification-compatible IC containing a dual-currentlimiting power switch and an adjustable low dropout regulator (LDO). Both the switch and LDO limit inrush current by controlling the turnon slew rate.
- Complete Power Management Solution for USB High-Power Peripherals
- 250 mA Low-Dropout Regulator (LDO) With Enable and 325 mA (Typ) Current Limit
- LDO Supports 2.7 V to 5.5 V VIN and 0.9 V to
- 3 V Adjustable VOUT
- 40 mΩ (Typ) High-Side MOSFET With Dual Current Limit
- Undervoltage Lockout and Power Good for LDO and Switch
- CMOS- and TTL-Compatible Enable Inputs
- 85 µA (Typ) Supply Current
- 5 µA (Typ) Standby Supply Current
- Available in 14-Pin HTSSOP (PowerPAD) D -40°C to +85°C Ambient Temperature Range
