ISL78234ARZ-T7A

$4.41

Description：IC REG BUCK ADJ 4A 16TQFN
Series：-
Mfr：Renesas Electronics Corporation
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:530e32d3e503 Category: Voltage Regulators - DC DC Switching Regulators Brand: Renesas Electronics Corporation

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Product introduction

ISL78234ARZ-T7A is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Renesas Electronics Corporation. Its product description is IC REG BUCK ADJ 4A 16TQFN. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for ISL78234ARZ-T7A

Description：IC REG BUCK ADJ 4A 16TQFN
Series：-
Mfr：Renesas Electronics Corporation
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)：2.7V
Voltage - Input (Max)：5.5V
Voltage - Output (Min/Fixed)：0.6V
Voltage - Output (Max)：5.5V
Current - Output：4A
Frequency - Switching：420kHz ~ 4.2MHz
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 125°C (TA)
Mounting Type：Surface Mount
Package / Case：16-WFQFN Exposed Pad
Supplier Device Package：16-TQFN (3x3)
Grade：Automotive
Qualification：AEC-Q100

Voltage Regulators - DC DC Switching Regulators datasheet and documents for ISL78234ARZ-T7A

ISL78234ARZ-T7A

Voltage Regulators - DC DC Switching Regulators Overview

The ISL78234ARZ-T7A is an automotive-grade, monolithic synchronous buck switching regulator manufactured by Renesas Electronics. Designed for high-efficiency power conversion in demanding environments, it integrates a 4 A output current capability with a fixed 2 MHz switching frequency. The device operates within a 2.7 V to 5.5 V input voltage range and supports a single output configuration. It features a TQFN-EP-16 surface-mount package and is rated for operation across an extended temperature range from -40°C to +125°C, ensuring reliability in automotive applications.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Automotive Grade AEC-Q100 qualification for enhanced reliability
Integrated synchronous rectification for high efficiency
Fixed 2 MHz switching frequency for compact design
Shutdown pin for low-power management

Voltage Regulators - DC DC Switching Regulators Applications

Automotive infotainment systems
Body control modules (BCM)
Sensor node power supplies
Telematics units

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'T7A' indicates tape-and-reel packaging when ordering. Confirm that the component meets the required AEC-Q100 Grade 1 specifications for your target application. Ensure compatibility with the ISL78234EVAL1Z development kit if prototyping is necessary. Check RoHS compliance status through official datasheets before final integration.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a single-output, high-current synchronous buck converter is required for automotive electronics. The fixed 2 MHz frequency allows for smaller passive components compared to lower-frequency alternatives. Consider the TQFN-EP-16 package for thermal performance and board space constraints. Ensure the input voltage range of 2.7 V to 5.5 V aligns with the system power rail.

Voltage Regulators - DC DC Switching Regulators Part Context

The ISL78234 belongs to the ISL7823x family of highly efficient, monolithic synchronous buck regulators. This series is specifically engineered for automotive applications requiring robust performance and compact footprints. The ARZ-T7A variant denotes the automotive grade with tape-and-reel packaging, distinguishing it from tube-packaged versions like the ISL78234ARZ.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The ISL78234ARZ is a compatible alternative offering identical electrical specifications but packaged in tubes instead of tape-and-reel. Verify package compatibility and handling requirements when substituting between these variants.

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Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.