MP9151GD-Z

$3.51

Description：IC REG BUCK ADJ 4A 14QFN
Series：-
Mfr：Monolithic Power Systems Inc.
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:33b8b897a82e Category: Voltage Regulators - DC DC Switching Regulators Brand: Monolithic Power Systems Inc.

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Product introduction

MP9151GD-Z is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Monolithic Power Systems Inc.. Its product description is IC REG BUCK ADJ 4A 14QFN. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for MP9151GD-Z

Description：IC REG BUCK ADJ 4A 14QFN
Series：-
Mfr：Monolithic Power Systems Inc.
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)：4.5V
Voltage - Input (Max)：20V
Voltage - Output (Min/Fixed)：0.8V
Voltage - Output (Max)：19V
Current - Output：4A
Frequency - Switching：300kHz ~ 1.6MHz
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：14-PowerVFQFN
Supplier Device Package：14-QFN (2x3)
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for MP9151GD-Z

MP9151GD-Z

Voltage Regulators - DC DC Switching Regulators Overview

The MP9151GD-Z is a synchronous step-down DC-DC converter manufactured by Monolithic Power Systems Inc. It operates with an input voltage range of 4.5V to 20V and provides a single adjustable output from 0.8V to 19V. The device supports up to 4A of continuous output current. It features an adjustable switching frequency between 300kHz and 1.6MHz. The component is housed in a 14-PowerVFQFN package, specifically a 14-QFN (2x3) footprint. It is rated for operation within a junction temperature range of -40°C to 125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Synchronous rectification architecture for high efficiency
Adjustable switching frequency capability
Wide input voltage operating range
Integrated thermal protection mechanisms

Voltage Regulators - DC DC Switching Regulators Applications

Portable electronics power distribution
Industrial control systems
Communications equipment
Embedded computing platforms

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against official manufacturer documentation to confirm exact pinout and electrical characteristics. Confirm RoHS compliance status through the environmental declaration. Check the current product lifecycle status as components may be marked as Not Recommended for New Designs. Ensure the selected package variant matches the intended PCB layout requirements.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Evaluate the required output current against the 4A limit under expected ambient conditions. Select the appropriate switching frequency to balance component size against electromagnetic interference. Verify that the input voltage source remains within the 4.5V to 20V operational window. Consider the thermal performance of the 14-QFN package for the specific application environment.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the MP9151 series of synchronous buck converters from Monolithic Power Systems. It is designed for applications requiring efficient voltage regulation from higher input rails to lower logic or peripheral voltages. The series typically includes variants with different packaging options and thermal ratings.