The TPS7H1121-SP is a radiation-hardened low dropout linear regulator (LDO) which operates over a wide range of input voltages optimized for powering devices in a space environment. The device is capable of sourcing up to 2A over a 2.25V to 14V input. The device offers excellent stability and features a programmable current limit with a wide adjustment range. To support the complex power requirements of FPGAs, DSPs, and microcontrollers, the TPS7H1121-SP provides enable on and off functionality, programmable soft start, and a power good open-drain output.