1 Features 1• Up to 1.5 A Maximum Load Current • ±6% Current-Limit Accuracy at 1.7 A (Typ) • Meets USB Current-Limiting Requirements • Backwards Compatible with TPS2550/51 • Adjustable Current Limit, 75 mA–1700 mA (Typ) • Constant-Current (TPS2552D and TPS2553D) • TPS2552D (Enable Low) and TPS2553D (Enable High) • Fast Overcurrent Response - 2 μs (Typ) • 85-mΩ High-Side MOSFET (DBV Package) • Reverse Input-Output Voltage Protection • Operating Range: 2.7 V to 6.5 V • Built-in Soft-Start • 15 kV ESD Protection per IEC 61000-4-2 (With External Capacitance) • UL Listed – File No. E169910 and NEMKO IEC60950-1-am1 ed2.0 • See the TI Switch Portfolio