TPS73643DBVR
- Mfr.Part #
- TPS73643DBVR
- Manufacturer
- Texas Instruments
- Package / Case
- SC-74A, SOT-753
- Datasheet
- Download
- Description
- IC REG LINEAR 4.3V 400MA SOT23-5
- Stock
- 4,274
- In Stock :
- 4,274
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- Manufacturer :
- Texas Instruments
- Product Category :
- Voltage Regulators - Linear
- Number of Outputs :
- 1
- Number of Pins :
- 5
- Output Voltage :
- 4.3V
- Min Current Limit :
- 400mA
- Max Output Current :
- 400mA
- Dropout Voltage1-Nom :
- 0.075V
- Length :
- 2.9mm
- Terminal Position :
- Dual
- ECCN Code :
- EAR99
- Power Dissipation :
- 560mW
- Packing Method :
- TR
- Voltage Tolerance-Max :
- 1%
- REACH SVHC :
- No SVHC
- Input Bias Current :
- 300μA
- Number of Regulators :
- 1
- Dropout Voltage :
- 75mV
- Lead Free :
- Lead Free
- Max Output Voltage :
- 4.3V
- Min Output Voltage :
- 4.3V
- Package / Case :
- SC-74A, SOT-753
- Surface Mount :
- yes
- Output Voltage Accuracy :
- 0.5 %
- Nominal Output Voltage :
- 4.3V
- Max Power Dissipation :
- 560mW
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Radiation Hardening :
- No
- Lifecycle Status :
- ACTIVE (Last Updated: 2 days ago)
- Number of Terminations :
- 5
- Factory Lead Time :
- 6 Weeks
- Terminal Form :
- Gull wing
- Output Configuration :
- Positive
- Pbfree Code :
- yes
- Width :
- 1.6mm
- Control Features :
- Enable
- Output Type :
- FIXED
- JESD-609 Code :
- e4
- Current - Supply (Max) :
- 1mA
- Base Part Number :
- TPS73643
- PSRR :
- 58dB ~ 37dB (100Hz ~ 10kHz)
- Protection Features :
- Over Current, Over Temperature, Reverse Polarity
- Contact Plating :
- Tin
- Voltage - Input (Max) :
- 5.5V
- Mounting Type :
- Surface Mount
- Thickness :
- 1.2mm
- Voltage Dropout (Max) :
- 0.2V @ 400mA
- Operating Temperature :
- -40°C~125°C
- Output Voltage 1 :
- 4.3V
- Number of Functions :
- 1
- Packaging :
- Tape and Reel (TR)
- Current - Quiescent (Iq) :
- 550μA
- Min Input Voltage :
- 1.7V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Pin Count :
- 5
- Quiescent Current :
- 300μA
- Height :
- 1.45mm
- Accuracy :
- 1 %
- Peak Reflow Temperature (Cel) :
- 260
- RoHS Status :
- ROHS3 Compliant
- Datasheets
- TPS73643DBVR

Voltage Regulators - Linear Texas Instruments TPS73643DBVR Overview
The TPS73643DBVR from Texas Instruments stands out as a high-performance, linear voltage regulator, optimized for a stable 4.3V output with a current capacity of up to 400mA. This component, enclosed in a compact SOT-23-5 package, combines advanced design and rigorous testing to ensure reliability and efficiency. Its ability to maintain a low dropout voltage while offering excellent line and load regulation makes the TPS73643DBVR an ideal choice for sensitive electronics. Designed with Texas Instruments' commitment to quality, this voltage regulator ensures enhanced performance stability, making it an essential component for power management solutions.
TPS73643DBVR Features
This voltage regulator is built with several key features to enhance its performance and usability:
- Output voltage fixed at 4.3V, suitable for consistent power supply needs.
- Maximum output current of 400mA, providing sufficient power for a wide range of applications.
- Low dropout voltage, which improves efficiency in lower voltage operations.
- Thermal shutdown and overcurrent protection, ensuring safety and longevity under critical conditions.
- Small form factor SOT-23-5 package, ideal for compact designs.
TPS73643DBVR Applications
- Consumer Electronics: Utilized in devices such as GPS trackers and portable media players to provide stable, reliable power supply.
- Healthcare Devices: Essential for portable medical devices where precise voltage regulation is crucial for accurate readings and device functionality.
- Telecommunication Equipment: Ensures reliable operation of RF devices and other communication interfaces that require stable voltage under varying load conditions.
- Portable Battery-Powered Devices: Ideal for extending battery life in devices like digital cameras and handheld gaming consoles through efficient power management.
- Microcontroller Power Supply: Provides a clean, stable output voltage, critical for microcontroller-based systems and IoT devices to perform reliably.
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