LX1553CD

Description：IC REG CTRLR BUCK/BOOST 14SOIC
Series：-
Mfr：Microsemi Corporation
Package：Tube

SKU:80c007bb4e8c Category: DC DC Switching Controllers Brand: Microsemi Corporation

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Product introduction

LX1553CD is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists Microsemi Corporation. Its product description is IC REG CTRLR BUCK/BOOST 14SOIC. Review the specifications below when checking this part for your BOM.

DC DC Switching Controllers specifications for LX1553CD

Description：IC REG CTRLR BUCK/BOOST 14SOIC
Series：-
Mfr：Microsemi Corporation
Package：Tube
Output Type：Transistor Driver
Function：Step-Up, Step-Down
Output Configuration：Positive
Topology：Buck, Boost
Number of Outputs：1
Output Phases：1
Voltage - Supply (Vcc/Vdd)：7.6V ~ 30V
Frequency - Switching：-
Duty Cycle (Max)：96%
Synchronous Rectifier：Yes
Clock Sync：No
Serial Interfaces：-
Control Features：Frequency Control
Operating Temperature：0°C ~ 70°C (TA)
Mounting Type：Surface Mount
Package / Case：14-SOIC (0.154", 3.90mm Width)
Supplier Device Package：14-SOIC
Grade：-
Qualification：-

DC DC Switching Controllers datasheet and documents for LX1553CD

LX1553CD

DC DC Switching Controllers Overview

The LX1553CD is a DC-DC switching controller IC from Microsemi Corporation, designed for buck and boost regulator positive output applications. It operates within a supply voltage range of 7.6V to 30V and supports a maximum duty cycle of 96%. The device features synchronous rectification and utilizes current mode control architecture. Packaged in a 14-SOIC surface mount case with a width of 3.90mm, it functions within an operating temperature range of 0°C to 70°C.

DC DC Switching Controllers Feature Summary

Supports both buck and boost regulator topologies for positive output applications
Integrates synchronous rectification for improved efficiency
Utilizes current mode control architecture for stable operation

DC DC Switching Controllers Applications

Offline converter applications
Buck regulator designs
Boost regulator designs

DC DC Switching Controllers Procurement Notes

Verify the manufacturer part number against official Microsemi documentation to ensure authenticity. Confirm that the specific suffix 'CD' matches the required package type and temperature rating. Request the original datasheet to validate electrical parameters before integration into design projects.

DC DC Switching Controllers Selection Notes

Select this component when designing offline converters requiring ultra-low start-up current characteristics. Ensure the application demands synchronous rectification and fits within the specified 7.6V to 30V supply range. Verify that the 14-SOIC package dimensions align with the PCB layout constraints.

DC DC Switching Controllers Part Context

The LX1553CD belongs to the LX155X family of current mode control ICs. This family is characterized by ultra-low start-up current capabilities, offering enhanced energy efficiency for offline converter applications compared to standard controllers.