TPS54560DDAR Step-Down DC-DC Converter

Texas Instruments Power_Management — specifications, applications, sourcing support and RFQ.

TPS54560DDAR Step-Down DC-DC Converter

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Part Number
TPS54560DDAR
Manufacturer
Texas Instruments
Package
8-terminal HSOP PowerPAD package, body size 4.89 mm x 3.9 mm
Category
Power Management
Product Type
LDO Regulator

Quick Sourcing Note

TPS54560DDAR from Texas Instruments is a Power_Management step-down DC-DC converter supplied in an 8-terminal HSOP PowerPAD package with a 4.89 mm x 3.9 mm body. It supports a 4.5-60 V operating input range, 0-5 A output current, and 0.8-58.8 V output voltage range. Key operating parameters include 100-2500 kHz RT-mode switching frequency, 160-2300 kHz external clock operation, 0.8 V typical internal reference, and -40°C to 150°C recommended junction temperature range. The device is suited for regulated step-down power stages requiring defined enable behavior, UVLO thresholds, current limiting, and thermal shutdown characteristics.

Specifications

TypeDescription
Part NumberTPS54560DDAR
ManufacturerTexas Instruments
Product TypeLDO Regulator
CategoryPower Management
Package / Case8-terminal HSOP PowerPAD package, body size 4.89 mm x 3.9 mm
Component TypePower_IC
Input Voltage Range4.5-60 V
Output Current0-5 A
Output Voltage Range0.8-58.8 V
High-Side MOSFET On-Resistance92 mΩ typ, 190 mΩ max
Operating Quiescent Current146 µA typ, 175 µA max
Shutdown Supply Current2.25 µA typ, 4.5 µA max
Switching Frequency Range100-2500 kHz
External Clock Frequency Range160-2300 kHz
Switching Frequency450 kHz min, 500 kHz typ, 550 kHz max
Internal UVLO Threshold4.1 V min, 4.3 V typ, 4.48 V max
Internal UVLO Hysteresis325 mV typ
Enable Threshold Voltage1.1 V min, 1.2 V typ, 1.3 V max
Enable Input Current-4.6 µA typ
Enable Input Current-0.58 µA min, -1.2 µA typ, -1.8 µA max
Enable Hysteresis Current-2.2 µA min, -3.4 µA typ, -4.5 µA max
Voltage Reference0.792 V min, 0.8 V typ, 0.808 V max
Current Limit Threshold6.3 A min, 7.5 A typ, 8.8 A max
Current Limit Threshold6.3 A min, 7.5 A typ, 8.3 A max
Current Limit Threshold7.1 A min, 7.5 A typ, 7.9 A max
Thermal Shutdown176°C typ
Thermal Shutdown Hysteresis12°C typ
Junction Temperature Range-40°C to 150°C
VIN Absolute Maximum-0.3 V to 65 V
EN Absolute Maximum-0.3 V to 8.4 V
BOOT Absolute Maximum73 V max
FB Absolute Maximum-0.3 V to 3 V
COMP Absolute Maximum-0.3 V to 3 V
RT/CLK Absolute Maximum-0.3 V to 3.6 V
BOOT-SW Absolute Maximum8 V max
SW Absolute Maximum-0.6 V to 65 V
SW Transient Absolute Maximum-2 V to 65 V
Storage Temperature Range-65°C to 150°C
HBM ESD Rating±2000 V
CDM ESD Rating±500 V
Junction-to-Ambient Thermal Resistance42.0°C/W
Junction-to-Top Characterization Parameter5.9°C/W
Junction-to-Board Characterization Parameter23.4°C/W
Junction-to-Case Top Thermal Resistance45.8°C/W
Junction-to-Case Bottom Thermal Resistance3.6°C/W
Junction-to-Board Thermal Resistance23.4°C/W
Error Amplifier Input Current50 nA typ
Error Amplifier DC Gain10000 V/V typ
Error Amplifier Minimum Unity Gain Bandwidth2500 kHz typ
Error Amplifier Source/Sink Current±30 µA typ
COMP-to-SW Current Transconductance17 A/V typ
RT/CLK High Threshold1.55 V min, 2 V max
RT/CLK Low Threshold0.5 V min, 1.2 V max
Datasheet Statusrequest_only

Product Overview

The device is provided in an 8-terminal HSOP PowerPAD package with a 4.89 mm x 3.9 mm body. Thermal data for the DDA 8-pin package includes 42.0°C/W junction-to-ambient thermal resistance, 3.6°C/W junction-to-case bottom thermal resistance, and 23.4°C/W junction-to-board thermal resistance, supporting board-level thermal assessment during assembly and layout.

Key Features

  • 4.5-60 V operating input voltage range
  • 0-5 A recommended output current
  • 0.8-58.8 V recommended output voltage range
  • 100-2500 kHz RT-mode switching frequency
  • 160-2300 kHz external clock frequency range
  • 500 kHz typical switching frequency with 200 kΩ RT
  • 0.8 V typical internal voltage reference
  • 7.5 A typical current limit threshold
  • 176°C typical junction thermal shutdown
  • -40°C to 150°C recommended junction temperature range
  • 146 µA typical nonswitching operating quiescent current
  • 2.25 µA typical shutdown supply current

Typical Applications

  • Step-down DC-DC conversion
  • 60 V input power rails
  • 5 A regulated output rails
  • Adjustable-frequency converter designs
  • Externally clocked converter designs
  • Thermally monitored power stages
  • Enable-controlled power supplies

Procurement Notes

When requesting a quote for TPS54560DDAR, buyers should confirm the manufacturer, package or case, required quantity, target date code, compliance documents, packing method, destination country and expected delivery schedule.

If alternatives are acceptable, buyers should share the approved vendor list, required electrical or optical limits, package constraints and qualification requirements. Any alternative part should be reviewed by the buyer's engineering team before production use.

For power IC and power device sourcing, voltage rating, current rating, power dissipation, package thermal performance, protection features, qualification grade and application conditions should be reviewed before approval.

FAQ

What input voltage range does TPS54560DDAR support?

TPS54560DDAR supports a 4.5-60 V operating input voltage range. Its VIN absolute maximum rating is -0.3 V to 65 V, while the recommended operating range remains 4.5-60 V.

What output current and voltage ranges are specified?

The recommended output current range is 0-5 A, and the recommended output voltage range is 0.8-58.8 V. These values define the extracted operating limits for the step-down DC-DC converter.

What package is used for TPS54560DDAR?

TPS54560DDAR is supplied in an 8-terminal HSOP PowerPAD package with a 4.89 mm x 3.9 mm body size. The DDA 8-pin package thermal data includes 42.0°C/W junction-to-ambient resistance.

What switching frequency options are specified?

The RT-mode switching frequency range is 100-2500 kHz, and the external clock frequency range is 160-2300 kHz. With RT=200 kΩ, the switching frequency is specified as 450 kHz minimum, 500 kHz typical, and 550 kHz maximum.

Technical Review & Sourcing Note

Prepared by LDeepAI Component Sourcing Team. Reviewed for RFQ, documentation and alternative sourcing use. Last updated: June 30, 2026.

This page is based on manufacturer datasheet information and LDeepAI sourcing review. Specifications should be verified against the official manufacturer datasheet before final procurement or design approval. Final electrical, optical and reliability approval should be confirmed by the buyer's engineering team.

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