TPS54KB21 datasheet(8/34 Pages) TI

Part #	TPS54KB21

Description	TPS54KB2x 4-V to 16-V Input, 25-A, Remote Sense, D-CAP4 Synchronous Buck Converter

PDF	34 Pages

Scroll/Zoom	100%

Manufacturer	TI [Texas Instruments]

Direct Link	http://www.ti.com

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8 / 34 page

6.6 Typical Characteristics

VIN = 12 V

VVCC = 3-V Internal

IOUT = 20 A

LOUT = 800 nH

fSW = 800 kHz

Figure 6-1. Thermal Image – 5-V output,

TPS54KB20EVM, 6 layers

VIN = 12 V

VVCC = 3-V Internal

IOUT = 25 A

LOUT = 470 nH

fSW = 800 kHz

Figure 6-2. Thermal Image – 3.3-V output,

TPS54KB20EVM, 6 layers

VIN = 12 V

VVCC = 3-V Internal

IOUT = 20 A

LOUT = 800 nH

fSW = 800 kHz

Figure 6-3. Thermal Image – 5-V output, 3-inch ×

3-inch, 4 layers

VIN = 12 V

VVCC = 3-V Internal

IOUT = 20 A

LOUT = 470 nH

fSW = 800 kHz

Figure 6-4. Thermal Image – 3.3-V output, 3-inch ×

3-inch, 4 layers

VIN = 12 V

VVCC = 3-V Internal

IOUT = 25 A

LOUT = 150 nH

fSW = 1100 kHz

Figure 6-5. Thermal Image – 1-V output, TPS54KB20EVM, 6 layers

TPS54KB20

SLVSGP3 – MAY 2023

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TPS54KB21 Datasheet(PDF) 8 Page - Texas Instruments