Datasheets
TPS544B25RVFT by: Texas Instruments

4.5-V to 18-V, 20-A synchronous SWIFT™ buck converter with PMBus and frequency sync 40-LQFN-CLIP -40 to 125

Part Details for TPS544B25RVFT by Texas Instruments

Results Overview of TPS544B25RVFT by Texas Instruments

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Applications Energy and Power Systems Transportation and Logistics Renewable Energy Automotive

TPS544B25RVFT Information

TPS544B25RVFT by Texas Instruments is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Price & Stock for TPS544B25RVFT

Part # Distributor Description Stock Price Buy
DISTI # 296-42153-1-ND
DigiKey IC REG BUCK ADJ 20A 40LQFN Min Qty: 1 Lead time: 12 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) 455
In Stock
  • 1 $9.5900
  • 10 $7.4740
  • 25 $6.9444
  • 100 $6.3621
  • 250 $6.0846
  • 500 $5.9172
  • 750 $5.8335
  • 1,250 $5.7407
  • 1,750 $5.6864
$5.6864 / $9.5900 Buy Now
DISTI # 595-TPS544B25RVFT
Mouser Electronics Switching Voltage Regulators 4.5V-18V 20-A SWIFT Sync Buck Converter A 595-TPS544B25RVFR RoHS: Compliant 569
  • 1 $9.5900
  • 10 $7.4700
  • 25 $6.9400
  • 100 $6.3500
  • 250 $6.0800
  • 500 $5.8400
  • 1,000 $5.6800
$5.6800 / $9.5900 Buy Now
Quest Components SWITCHING REGULATOR, VOLTAGE-MODE, 20A, 1000KHZ SWITCHING FREQ-MAX, PQCC40 3
  • 1 $12.7500
  • 2 $8.5000
  • 4 $6.3750
$6.3750 / $12.7500 Buy Now
Win Source Electronics IC REG BUCK ADJ 20A SYNC 40LQFN / Conv DC-DC 4.5V to 18V Synchronous Step Down Single-Out 0.5V to 5.5V 20A 40-Pin LQFN-CLIP EP T/R 2130
  • 6 $10.3739
  • 14 $8.5119
  • 22 $8.2459
  • 29 $7.9799
  • 38 $7.7139
  • 51 $6.9159
$6.9159 / $10.3739 Buy Now

Part Details for TPS544B25RVFT

TPS544B25RVFT CAD Models

TPS544B25RVFT Part Data Attributes

TPS544B25RVFT Texas Instruments
Buy Now Datasheet
Compare Parts:
TPS544B25RVFT Texas Instruments 4.5-V to 18-V, 20-A synchronous SWIFT™ buck converter with PMBus and frequency sync 40-LQFN-CLIP -40 to 125
Pbfree Code Yes
Rohs Code No
Part Life Cycle Code Active
Ihs Manufacturer TEXAS INSTRUMENTS INC
Part Package Code QFN
Package Description LQFN-CLIP-40
Pin Count 40
Reach Compliance Code not_compliant
ECCN Code EAR99
Samacsys Manufacturer Texas Instruments
Additional Feature OUTPUT VOLTAGE RANGE: 0.5 V TO 5.5 V
Analog IC - Other Type SWITCHING REGULATOR
Control Mode VOLTAGE-MODE
Control Technique PULSE WIDTH MODULATION
Input Voltage-Max 18 V
Input Voltage-Min 4.5 V
Input Voltage-Nom 12 V
JESD-30 Code R-PQCC-N40
JESD-609 Code e4
Length 7 mm
Moisture Sensitivity Level 2
Number of Functions 1
Number of Outputs 1
Number of Terminals 40
Operating Temperature-Max 125 °C
Operating Temperature-Min -40 °C
Output Current-Max 20 A
Output Voltage-Max 5.5 V
Output Voltage-Min 0.5 V
Package Body Material PLASTIC/EPOXY
Package Code HQCCN
Package Equivalence Code LCC40,.2X.28,20
Package Shape RECTANGULAR
Package Style CHIP CARRIER, HEAT SINK/SLUG
Peak Reflow Temperature (Cel) 260
Seated Height-Max 1.52 mm
Surface Mount YES
Switcher Configuration BUCK
Switching Frequency-Max 1000 kHz
Temperature Grade AUTOMOTIVE
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form NO LEAD
Terminal Pitch 0.5 mm
Terminal Position QUAD
Time@Peak Reflow Temperature-Max (s) 30
Width 5 mm

Alternate Parts for TPS544B25RVFT

This table gives cross-reference parts and alternative options found for TPS544B25RVFT. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of TPS544B25RVFT, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
MPQ8632GVE-20-Z Monolithic Power Systems Check for Price Switching Regulator, 1000kHz Switching Freq-Max, 5 X 4 MM, MO-220, QFN-29 TPS544B25RVFT vs MPQ8632GVE-20-Z
TPS544B25RVFR Texas Instruments Check for Price 4.5-V to 18-V, 20-A synchronous SWIFT™ buck converter with PMBus and frequency sync 40-LQFN-CLIP -40 to 125 TPS544B25RVFT vs TPS544B25RVFR
MPQ8632GVE-20 Monolithic Power Systems Check for Price Switching Regulator, 1000kHz Switching Freq-Max, QFN-16 TPS544B25RVFT vs MPQ8632GVE-20
TPS53353DQPT Texas Instruments Check for Price High-efficiency 1.5-V to 15-V, 20-A synchronous SWIFT™ buck converter with eco-mode 22-LSON-CLIP -40 to 125 TPS544B25RVFT vs TPS53353DQPT

TPS544B25RVFT Related Parts

TPS544B25RVFT Frequently Asked Questions (FAQ)

  • The maximum input voltage that can be applied to the TPS544B25RVFT is 25V, as specified in the datasheet. However, it's recommended to operate the device within the recommended input voltage range of 4.5V to 18V for optimal performance and reliability.

  • To ensure the stability of the output voltage, it's essential to follow the recommended layout and component selection guidelines provided in the datasheet. Additionally, make sure to use a suitable output capacitor with a low equivalent series resistance (ESR) and a sufficient capacitance value to filter out any noise and ripple.

  • The TPS544B25RVFT can deliver up to 4A of output current. However, the actual output current capability may be limited by the input voltage, output voltage, and thermal considerations. Be sure to check the datasheet for the recommended operating conditions and thermal derating curves.

  • The TPS544B25RVFT has a built-in overcurrent protection feature that limits the output current to a maximum of 5.5A. However, you can also implement additional overcurrent protection using external components, such as a current sense resistor and a comparator, to provide an extra layer of protection for your design.

  • The EN (enable) pin is used to enable or disable the TPS544B25RVFT. When the EN pin is pulled high, the device is enabled, and when it's pulled low, the device is disabled. You can use the EN pin to implement power sequencing, shutdown, or other power management functions in your design.

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