Product Summary
The TPS76818QD is a fast-transient-response 1-A low-dropout voltage regulator designed to have a fast transient response and be stable with 10-μF low ESR capacitors. This combination provides high performance at a reasonable cost. Because the PMOS device of the TPS76818QD behaves as a low-value resistor, the dropout voltage is very low and is directly proportional to the output current. Additionally, since the PMOS pass element is a voltage-driven device, the quiescent current is very low and independent of output loading (typically 85μA over the full range of output current, 0 mA to 1 A).
Parametrics
TPS76818QD absolute maximum ratings: (1)Input voltage range, VI: -0.3 V to 13.5 V; (2)Voltage range at EN: -0.3 V to VI + 0.3 V; (3)Maximum RESET voltage: 16.5 V; (4)Peak output current: Internally limited; (5)Output voltage, VO (OUT, FB): 7 V; (6)Continuous total power dissipation: See dissipation rating tables; (7)Operating virtual junction temperature range, TJ: -40℃ to 125℃; (8)Storage temperature range, Tstg: -65℃ to 150℃; (9)ESD rating, HBM: 2 kV.
Features
TPS76818QD features: (1)1 A Low-Dropout Voltage Regulator; (2)Available in 1.5-V, 1.8-V, 2.5-V, 2.7-V, 2.8-V, 3.0-V, 3.3-V, 5.0-V Fixed Output and Adjustable Versions; (3)Dropout Voltage Down to 230 mV at 1 A(TPS76850); (4)Ultralow 85 μA Typical Quiescent Current; (5)Fast Transient Response; (6)2% Tolerance Over Specified Conditions for Fixed-Output Versions; (7)Open Drain Power Good (See TPS767xx forPower-On Reset With 200-ms Delay Option); (8)8-Pin SOIC and 20-Pin TSSOP (PWP) Package; (9)Thermal Shutdown Protection.
Diagrams
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![]() TPS76818QDRG4 |
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![]() TPS76818QDG4 |
![]() Texas Instruments |
![]() Low Dropout (LDO) Regulators Micropower LDO Reg |
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