CS3972YDW16

$0.83

Description：IC REG BUCK ADJ 1.25A 16SOIC
Series：-
Mfr：onsemi
Package：Bulk

SKU:59834397752d Category: Voltage Regulators - DC DC Switching Regulators Brand: onsemi

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Product introduction

Product Detailed Parameters

Description：IC REG BUCK ADJ 1.25A 16SOIC
Series：-
Mfr：onsemi
Package：Bulk
Function：Step-Up/Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Adjustable
Number of Outputs：1
Voltage - Input (Min)：3V
Voltage - Input (Max)：60V
Voltage - Output (Min/Fixed)：1.24V
Voltage - Output (Max)：75V
Current - Output：1.25A (Switch)
Frequency - Switching：40kHz
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 150°C (TJ)
Mounting Type：Surface Mount
Package / Case：16-SOIC (0.295", 7.50mm Width)
Supplier Device Package：16-SOIC
Grade：-
Qualification：-

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CS3972YDW16

Overview

The CS3972YDW16 is a buck switching regulator IC manufactured by onsemi. It provides a positive adjustable output voltage starting at 1.24V with a single output channel. The device supports a switch current of 1.25A and operates in current-mode control architecture. It features a maximum switching frequency of 47kHz. The component is housed in a 16-SOIC package with a width of 0.295 inches (7.50mm).

Feature Summary

Current-mode control architecture for stable regulation.
Positive adjustable output voltage capability.
Integrated switching regulator functionality.

Applications

General DC-DC conversion systems
Board-mounted power supply designs
Voltage regulation circuits

Procurement Notes

Verify the specific manufacturer designation, as some sources list Cherry as the manufacturer while others cite onsemi. Confirm the datasheet aligns with the required 1.25A switch current and 47kHz frequency specifications. Ensure the 16-SOIC package dimensions match the design constraints before finalizing procurement.

Selection Notes

Select this component for applications requiring a compact buck converter solution with current-mode control. The adjustable output range beginning at 1.24V allows flexibility in setting target voltages. Consider the 1.25A output limit when sizing the load requirements to ensure adequate performance margins.

Part Context

This part belongs to the family of Voltage Regulators - DC DC Switching components. It serves as a buck switching regulator IC designed for efficient step-down voltage conversion. The device integrates the necessary control logic and switching elements into a single surface-mount package.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing circuit designs if considering alternative regulators from other manufacturers.