Texas Instruments_TPS54314PWPR
original

Texas Instruments
TPS54314PWPR

739-TPS54314PWPR
PDF Datasheet
3V to 6V Input, 3A Synchronous Step-Down SWIFT™ Converter with 1.8V Output  20-HTSSOP -40 to 125
6 Weeks

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Tech Specifications

Package/Case
HTSSOP
Lead Free
Lead Free
Max Input Voltage
6V
Min Input Voltage
3V
Max Operating Temperature
85°C
Min Operating Temperature
-40°C
Max Output Current
3A
Max Output Voltage
1.8V
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TPS54314PWPR Description

TPS54314PWPR Description

The TPS54314PWPR from Texas Instruments is a high-efficiency, synchronous buck (step-down) DC-DC converter designed for demanding power management applications. This fixed-output regulator delivers a stable 1.8V with a robust 3A output current, making it ideal for powering low-voltage, high-current loads. Operating over a 3V to 6V input range, it supports a wide variety of power sources, including single-cell Li-ion batteries and 5V rail systems. The device features a selectable switching frequency of 350kHz or 550kHz, enabling flexibility in balancing efficiency and component size. Packaged in a 20-pin HTSSOP (PowerPAD™), it offers excellent thermal performance and is available in Tape & Reel (TR) for automated assembly.

TPS54314PWPR Features

  • High Efficiency: Synchronous rectification minimizes power loss, achieving peak efficiency for extended battery life.
  • Wide Input Range: Supports 3V–6V, accommodating diverse power sources.
  • Adjustable Frequency: Selectable 350kHz/550kHz switching optimizes for efficiency or compact design.
  • Integrated Power MOSFETs: Reduces external component count and board space.
  • Thermal & Protection Features: Includes overcurrent, overtemperature, and undervoltage lockout (UVLO) protection.
  • RoHS3 & REACH Compliant: Meets environmental and regulatory standards.
  • Low Profile & Compact: 20-HTSSOP package with PowerPAD™ enhances heat dissipation in space-constrained designs.

TPS54314PWPR Applications

  • Portable Electronics: Ideal for tablets, handheld devices, and IoT sensors powered by single-cell Li-ion batteries.
  • Industrial Systems: Suitable for PLCs, motor control, and embedded systems requiring stable 1.8V rails.
  • Networking Equipment: Powers FPGAs, ASICs, and low-voltage processors in routers/switches.
  • Consumer Electronics: Used in smart home devices, wearables, and USB-powered peripherals.
  • Automotive Infotainment: Supports low-voltage subsystems in dashboards and connectivity modules.

Conclusion of TPS54314PWPR

The TPS54314PWPR stands out as a reliable, high-performance buck regulator for applications demanding 3A output current with minimal power loss. Its synchronous rectification, wide input range, and thermal-optimized package make it superior to non-synchronous or lower-current alternatives. Whether for portable, industrial, or automotive use, this regulator delivers efficiency, compactness, and robustness, backed by Texas Instruments' SWIFT™ series reputation for quality. A versatile choice for engineers prioritizing power density and reliability.

FAQ

Does TPS54314PWPR have quantity-based pricing?
Yes. TPS54314PWPR currently has 3 pricing tier(s), starting from 1 units.
Is TPS54314PWPR currently in stock?
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Availability (In Stock : 4 )
Quantity Unit Price Ext. Price
1+ $6.30515 $6.31
10+ $6.14572 $61.46
30+ $6.03772 $181.13
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