TPS54KB21RZRR

$3.23

Description：IC REG BUCK ADJ 25A 16WQFN-FCRLF
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:c319ef501960 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

Consult the customer manager about the wholesale price.

consultation hotline：86-132-6715-2157

email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.

Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.

Product introduction

TPS54KB21RZRR is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG BUCK ADJ 25A 16WQFN-FCRLF. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for TPS54KB21RZRR

Description：IC REG BUCK ADJ 25A 16WQFN-FCRLF
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Adjustable
Number of Outputs：1
Voltage - Input (Min)：4V
Voltage - Input (Max)：16V
Voltage - Output (Min/Fixed)：0.5V
Voltage - Output (Max)：5.5V
Current - Output：25A
Frequency - Switching：800kHz, 1.1MHz, 1.4MHz
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount, Wettable Flank
Package / Case：16-PowerWFQFN
Supplier Device Package：16-WQFN-FCRLF (3x3.5)
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for TPS54KB21RZRR

TPS54KB21RZRR

Voltage Regulators - DC DC Switching Regulators Overview

The TPS54KB21RZRR is a synchronous buck converter from Texas Instruments featuring D-CAP4 control architecture. It accepts an input voltage range of 4 V to 16 V and delivers up to 25 A output current. The device provides adjustable output voltages between 900 mV and 5.5 V with remote sensing capability. Operating at a fixed switching frequency of 1.35 MHz, it maintains a quiescent current of 940 uA. The component functions within a temperature range of -40°C to +125°C and is housed in a WQFN-16 package.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrates D-CAP4 control architecture for stable operation without external compensation networks
Supports remote sense functionality to improve load regulation accuracy over long PCB traces
Features integrated power stage components optimized for high efficiency in compact form factors

Voltage Regulators - DC DC Switching Regulators Applications

Load point (POL) power supplies in server infrastructure
High-performance computing systems requiring low voltage and high current
Data center equipment power distribution architectures

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific ordering suffix RZRR corresponds to the required tape and reel packaging configuration. Confirm that the WQFN-16 thermal pad requirements align with your PCB layout guidelines for adequate heat dissipation. Ensure the selected variant meets the necessary moisture sensitivity level handling procedures during assembly.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing systems requiring high current density and fast transient response. The D-CAP4 topology simplifies design by eliminating the need for external error amplifier compensation. Consider the 1.35 MHz switching frequency for balancing component size against electromagnetic interference constraints.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the TPS54KB2x series of synchronous step-down converters. The series is engineered for demanding applications where space and efficiency are critical. It represents TI's advancement in power management integration for next-generation computing platforms.