• Wide operating range: 2.8 V to 22 V
– Absolute maximum input voltage of 24 V
• Low RON resistance:
– TPS2121: 56 mΩ (typical)
• Adjustable overvoltage supervisor (OVx):
– Accuracy < ±5%
• Adjustable priority supervisor (PR1):
– Accuracy < ±5%
• TPS2121 Supports external voltage reference (CP2) with an accuracy of <1%
• Output current limit (ILM):
– TPS2121: 1 A – 4.5 A
• Channel status indication (ST)
• Adjustable input settling time (SS)
• Adjustable output soft start time (SS)
• TPS2121 Fast output switchover (tSW): 5 μs (typical)
• Low Iq from enabled input: 200 μA (typical)
• Low Iq from disabled input: 10 μA (Typical)
• Manual input source selection (OVx)
• Over temperature protection (OTP)