TPS2557DRBT
- Mfr.Part #
- TPS2557DRBT
- Manufacturer
- Texas Instruments
- Package / Case
- 8-VDFN Exposed Pad
- Datasheet
- Download
- Description
- IC PWR SWITCH N-CHAN 1:1 8SON
- Stock
- 310,091
- In Stock :
- 310,091
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- Manufacturer :
- Texas Instruments
- Product Category :
- Power Distribution Switches, Load Drivers
- Base Part Number :
- TPS2557
- Terminal Position :
- Dual
- Fault Protection :
- Current Limiting (Adjustable), Over Temperature, UVLO
- Max Power Dissipation :
- 2.403W
- Mount :
- Surface Mount
- Power Dissipation :
- 2.4W
- Number of Pins :
- 8
- Lifecycle Status :
- ACTIVE (Last Updated: 4 days ago)
- Mounting Type :
- Surface Mount
- Max Input Voltage :
- 6.5V
- Ratio - Input:Output :
- 1:1
- Turn-Off Delay Time :
- 6 ms
- Voltage :
- 6.5V
- Analog IC - Other Type :
- POWER SUPPLY SUPPORT CIRCUIT
- Output Configuration :
- High Side
- Voltage - Supply (Vcc/Vdd) :
- Not Required
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Termination :
- SMD/SMT
- Contact Plating :
- Gold
- Interface :
- On/Off
- Pbfree Code :
- yes
- Rds On (Typ) :
- 22m Ω
- Number of Functions :
- 1
- Weight :
- 24.012046mg
- Resistance :
- 22mOhm
- Min Input Voltage :
- 2.5V
- Number of Outputs :
- 1
- REACH SVHC :
- No SVHC
- Supply Voltage :
- 5V
- Terminal Pitch :
- 0.65mm
- Feature :
- Slew Rate Controlled, Status Flag
- Radiation Hardening :
- No
- Input Type :
- Non-Inverting
- Width :
- 3mm
- Peak Reflow Temperature (Cel) :
- 260
- Switch Type :
- GENERAL PURPOSE
- Number of Channels :
- 1
- Max Output Current :
- 5A
- RoHS Status :
- ROHS3 Compliant
- Factory Lead Time :
- 6 Weeks
- Adjustable Threshold :
- yes
- Packaging :
- Tape and Reel (TR)
- Package / Case :
- 8-VDFN Exposed Pad
- Lead Free :
- Lead Free
- Output Type :
- N-Channel
- Number of Terminations :
- 8
- Turn On Delay Time :
- 9 ms
- Power Rating :
- 2.403W
- Output Current :
- 5A
- Operating Temperature :
- -40°C~125°C TJ
- Pin Count :
- 8
- ECCN Code :
- EAR99
- Height :
- 1mm
- Current :
- 5A
- Length :
- 3mm
- Thickness :
- 880μm
- Nominal Input Voltage :
- 6.5V
- Voltage - Load :
- 2.5V~6.5V
- JESD-609 Code :
- e4
- Datasheets
- TPS2557DRBT

Power Distribution Switches, Load Drivers Texas Instruments TPS2557DRBT Overview
The Texas Instruments TPS2557DRBT is a high-precision power distribution switch, tailored for applications requiring robust and reliable power management solutions. This integrated circuit (IC) from Texas Instruments ensures efficient power delivery and protection to downstream components by offering precise current limiting, reverse polarity protection, and thermal shutdown features. Ideal for high-performance settings, the TPS2557DRBT is designed to enhance system stability and extend device longevity. The integration of a MOSFET switch increases the device's efficiency, making it a cornerstone in advanced power management applications.
TPS2557DRBT Features
This power switch features a 1:1 single channel configuration housed in an 8SON package, providing a compact solution for space-sensitive applications. It operates over a wide voltage range and includes built-in fault protection mechanisms such as overcurrent, overvoltage, short-circuit, and under-voltage lockout, ensuring safe operation under various conditions. The device also supports adjustable current limiting via an external resistor, allowing users to tailor its performance to specific requirements.
TPS2557DRBT Applications
- USB Power Supplies: In USB hubs and charging stations, the TPS2557DRBT manages power allocation and ensures safe operation by preventing excessive current draw which could damage sensitive electronics.
- Portable Electronics: Utilized in battery-powered devices like smartphones and tablets to provide consistent power and protect against fluctuations and short circuits.
- Consumer Appliances: Embedded in smart home devices and other consumer electronics to control power flow and enhance the safety and efficiency of electrical circuits.
- Industrial Equipment: In industrial settings, this IC ensures reliable power management, protecting against power surges and contributing to system stability in harsh environments.
- Automotive Applications: Used in vehicle power systems to manage and distribute power efficiently and safely across various subsystems, enhancing overall vehicle reliability.
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