L5986A

$1.16

Description：IC REG BUCK ADJ 2.5A 8HSOP
Series：-
Mfr：STMicroelectronics
Package：Tube

SKU:688f757a5010 Category: Voltage Regulators - DC DC Switching Regulators Brand: STMicroelectronics

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Product introduction

L5986A is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists STMicroelectronics. Its product description is IC REG BUCK ADJ 2.5A 8HSOP. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for L5986A

Description：IC REG BUCK ADJ 2.5A 8HSOP
Series：-
Mfr：STMicroelectronics
Package：Tube
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Adjustable
Number of Outputs：1
Voltage - Input (Min)：2.9V
Voltage - Input (Max)：18V
Voltage - Output (Min/Fixed)：0.6V
Voltage - Output (Max)：18V
Current - Output：2.5A
Frequency - Switching：250kHz ~ 1MHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 150°C (TJ)
Mounting Type：Surface Mount
Package / Case：8-SOIC (0.154", 3.90mm Width) Exposed Pad
Supplier Device Package：8-HSOP
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for L5986A

L5986A

Voltage Regulators - DC DC Switching Regulators Overview

The L5986A is a step-down switching regulator IC from STMicroelectronics, designed for efficient DC-DC conversion. It features an embedded Power MOSFET with a minimum current limit of 3.0 A, enabling up to 2.5 A output current delivery. The device supports an input voltage range of 2.9 V to 18 V and provides an adjustable output voltage starting from 0.6 V. It operates at an internal switching frequency of 250 kHz, which can be externally programmed up to 1 MHz. The component is housed in an 8-HSOP package with an exposed pad, suitable for surface mount installation.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrates a 3.0 A current-limited embedded Power MOSFET for high-current load handling
Supports low dropout operation with 100% duty cycle capability
Includes internal soft-start and inhibit functions for controlled startup
Features overcurrent and thermal protection mechanisms

Voltage Regulators - DC DC Switching Regulators Applications

Power supply systems requiring 3.3 V bus compatibility
Embedded systems needing adjustable voltage regulation
Industrial applications utilizing buck converter topologies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix and package type against official datasheets before ordering. Confirm availability status as distribution channels may list obsolete or discontinued variants. Ensure the selected part matches the required thermal performance specifications for the intended application environment.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Choose this component when a non-synchronous buck regulator with high current capability is required. Consider the 8-HSOP package for thermal management needs. Evaluate the external component requirements for setting the switching frequency and output voltage within the specified ranges.

Voltage Regulators - DC DC Switching Regulators Part Context

The L5986A belongs to the L5986 series of step-down switching regulators. It shares core electrical characteristics with other variants in the family but differs in packaging and specific ordering suffixes. The series is designed for general-purpose power management in compact electronic designs.