LM22678TJ-5.0/NOPB

$4.85

Description：IC REG BUCK 5V 5A TO263-7
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:ff5cd859dbdf Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM22678TJ-5.0/NOPB 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 5V 5A TO263-7. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM22678TJ-5.0/NOPB

Description：IC REG BUCK 5V 5A TO263-7
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Fixed
Number of Outputs：1
Voltage - Input (Min)：4.5V
Voltage - Input (Max)：42V
Voltage - Output (Min/Fixed)：5V
Voltage - Output (Max)：-
Current - Output：5A
Frequency - Switching：500kHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：TO-263-7 Thin
Supplier Device Package：TO-263-7 Thin
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM22678TJ-5.0/NOPB

LM22678TJ-5.0/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM22678TJ-5.0/NOPB is a Texas Instruments SIMPLE SWITCHER step-down voltage regulator featuring a fixed 5 V output and a maximum 5 A output current. It operates with an input voltage range of 4.5 V to 42 V and supports a switching frequency of 500 kHz. The device utilizes a TO-263 (D2PAK) surface-mount package with seven pins. It functions within a junction temperature range of -40 °C to +125 °C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrated power switch enables compact design without external components
Precision enable pin allows for precise sequencing and system control
Fixed internal feedback reference ensures accurate output regulation

Voltage Regulators - DC DC Switching Regulators Applications

Point-of-load regulation in industrial equipment
Power supply stages for embedded computing systems
Distribution voltage conversion in automotive electronics

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the complete part number including the suffix /NOPB to confirm lead-free status and compliance with RoHS directives. Ensure the ordering code matches the specific thermal pad configuration required for your PCB layout. Confirm that the supplier provides original manufacturer documentation to validate authenticity and traceability.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a high-current 5 A buck converter is required from a 42 V input source. The TO-263 package offers superior thermal dissipation compared to smaller footprints, making it suitable for applications with moderate heat generation. Consider the 500 kHz switching frequency for balancing efficiency and passive component size.

Voltage Regulators - DC DC Switching Regulators Part Context

This regulator belongs to the LM2267x family of SIMPLE SWITCHER controllers. These devices are designed to simplify power supply design by integrating the controller, driver, and power switch into a single monolithic IC. The family shares common architectural features but varies in current capacity and package options.