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4.5-V to 18-V, 20-A synchronous SWIFT™ buck converter with PMBus and frequency sync 40-LQFN-CLIP -40 to 125
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
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.
Part # | Distributor | Description | Stock | Price | Buy | |
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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 |
|
$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 |
|
$5.6800 / $9.5900 | Buy Now |
|
Quest Components | SWITCHING REGULATOR, VOLTAGE-MODE, 20A, 1000KHZ SWITCHING FREQ-MAX, PQCC40 | 3 |
|
$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 |
|
$6.9159 / $10.3739 | Buy Now |
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TPS544B25RVFT
Texas Instruments
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Datasheet
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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 |
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 |
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.