TPS2553DBVT-1

Texas Instruments

Texas Instruments TPS2553DBVT-1, high-side power distribution switch, 1.5 A output, 85 mOhm Rds(on) typ, adjustable current limit, SOT-23-6 package, -40°C to 150°C junction temperature.

Texas Instruments TPS2553DBVT-1
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MOQ 1 · Tape & Reel (TR); Cut Tape (CT) · RoHS · EIA-481 · DAP/DDP · T/T

Technical specifications

TPS2553DBVT-1 specifications
Parameter / AttributeSpecification / Value
Input typeNon-Inverting
Output typeN-Channel
TypeGeneral Purpose
MountingSurface Mount
Voltage - load2.5V ~ 6.5V
Voltage - supply (Vcc (Vdd))Not Required
Output current1.5A
I/O channels1
InterfaceOn/Off
Operating temperature-40°C~150°C(TJ)
PackageTape & Reel (TR); Cut Tape (CT)
FeaturesSlew Rate Controlled, Status Flag
Rds on85mOhm
CaseSOT-23-6
Fault protectionCurrent Limiting (Adjustable), Over Temperature, UVLO
Output configurationHigh Side
Ratio - Input:Output1:1

Technical details

85 mOhm switch with adjustable current limit in SOT-23-6

The TPS2553DBVT-1: The adjustable current limit (set by an external resistor between the ILIM pin and ground) lets you dial in the trip point between 0.5 A and the 1.5 A maximum, making it a common choice for USB ports, set-top boxes, and industrial sensor power rails.

Slew-rate control and fault flag for downstream sequencing

The slew-rate controlled turn-on limits inrush current into capacitive loads — the ramp time is fixed internally, so you don't need an extra soft-start capacitor. A status flag output (open-drain, active low) asserts when the switch is in current-limit or thermal-shutdown, which a system microcontroller can read to trigger a retry or log the fault.

TPS2553DBVT-1
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