TPS54478RTET
- Mfr.Part #
- TPS54478RTET
- Manufacturer
- Texas Instruments
- Package / Case
- 16-WFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC REG BUCK ADJUSTABLE 4A 16WQFN
- Stock
- 27,497
- In Stock :
- 27,497
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- Manufacturer :
- Texas Instruments
- Product Category :
- Voltage Regulators - DC DC Switching Regulators
- JESD-609 Code :
- e4
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Voltage - Output (Min/Fixed) :
- 0.6V
- Packaging :
- Cut Tape (CT)
- Control Technique :
- PULSE WIDTH MODULATION
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Output Voltage :
- 4.5V
- Series :
- SWIFT™
- ECCN Code :
- EAR99
- Number of Outputs :
- 1
- Terminal Position :
- QUAD
- Thickness :
- 750μm
- Max Duty Cycle :
- 98 %
- Number of Terminations :
- 16
- Min Supply Voltage :
- 2.95V
- Pbfree Code :
- yes
- Nominal Supply Current :
- 525μA
- Min Output Voltage :
- 600mV
- Terminal Pitch :
- 0.5mm
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Lead Free :
- Lead Free
- Mounting Type :
- Surface Mount
- Height :
- 800μm
- Max Supply Voltage :
- 6V
- Number of Pins :
- 16
- Input Voltage-Nom :
- 3.3V
- Max Junction Temperature (Tj) :
- 150°C
- Control Mode :
- CURRENT-MODE
- Width :
- 3mm
- Topology :
- Buck
- RoHS Status :
- ROHS3 Compliant
- Length :
- 3mm
- Mount :
- Surface Mount
- Base Part Number :
- TPS54478
- Package / Case :
- 16-WFQFN Exposed Pad
- Output Configuration :
- Positive
- Max Output Voltage :
- 4.5V
- REACH SVHC :
- No SVHC
- Radiation Hardening :
- No
- Output Type :
- Adjustable
- Factory Lead Time :
- 6 Weeks
- Max Output Current :
- 4A
- Operating Supply Voltage :
- 6V
- Function :
- Step-Down
- Lifecycle Status :
- ACTIVE (Last Updated: 1 day ago)
- Frequency - Switching :
- 200kHz~2MHz
- Operating Temperature :
- -40°C~150°C TJ
- Quiescent Current :
- 35μA
- Synchronous Rectifier :
- yes
- Datasheets
- TPS54478RTET

Voltage Regulators - DC DC Switching Regulators Texas Instruments TPS54478RTET Overview
The TPS54478RTET from Texas Instruments is a high-performance, adjustable buck regulator designed to meet the demanding needs of power supply design. This regulator efficiently steps down voltage while delivering a continuous 4A current, making it an ideal choice for applications requiring a reliable and high-quality power solution. The TPS54478RTET is housed in a compact 16-WQFN package, which is perfect for space-constrained applications. With its advanced integration and features, the TPS54478RTET provides a scalable power management solution, facilitating improved performance and system reliability, and is a key component for any power-sensitive design.
TPS54478RTET Features
The Texas Instruments TPS54478RTET includes several key features that make it a versatile and robust choice for power regulation. These include an adjustable output voltage, high efficiency up to 95%, integrated MOSFETs, and thermal shutdown protection. Additionally, the device supports a wide input voltage range and has a soft start capability to minimize inrush current impact. These features ensure high performance, enhanced durability, and a reliable operation under various conditions.
TPS54478RTET Applications
- Computing Systems: Utilized in motherboards and graphic cards where stable and efficient voltage is critical for performance and longevity.
- Networking Equipment: Employs in routers, switches, and other network infrastructure devices to provide consistent power for reliable data transmission.
- Consumer Electronics: Applied in gaming consoles and home theater systems, ensuring optimal performance through stable power delivery.
- Telecommunications: Used in telecom infrastructure such as base stations that require dependable power for uninterrupted service.
- Industrial Systems: Integral in PLCs and factory automation equipment to maintain precise control over power regulation, enhancing operational efficiency.
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