LX1553CM

Description：IC REG CTRLR BUCK/BOOST 8DIP
Series：-
Mfr：Microsemi Corporation
Package：Tube

SKU:49f0c6f8d8b0 Category: DC DC Switching Controllers Brand: Microsemi Corporation

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Product introduction

LX1553CM 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 8DIP. Review the specifications below when checking this part for your BOM.

DC DC Switching Controllers specifications for LX1553CM

Description：IC REG CTRLR BUCK/BOOST 8DIP
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：Through Hole
Package / Case：8-DIP (0.300", 7.62mm)
Supplier Device Package：8-DIP
Grade：-
Qualification：-

DC DC Switching Controllers datasheet and documents for LX1553CM

LX1553CM

DC DC Switching Controllers Overview

The LX1553CM is a DC-DC switching controller IC from the LX155X family, designed for offline converter applications. It features ultra-low start-up current with a maximum of 250µA and utilizes current mode control to achieve high energy efficiency. The device operates as a buck/boost regulator with positive output configuration. It is housed in an 8-DIP package and supports surface mount or through-hole installation depending on the specific variant context, though this model specifies DIP.

DC DC Switching Controllers Feature Summary

Ultra-low start-up current capability for enhanced energy efficiency
Current mode control architecture for stable regulation
Integrated buck and boost topology support

DC DC Switching Controllers Applications

Offline converter systems
Power management units requiring low quiescent current
Buck and boost voltage regulation circuits

DC DC Switching Controllers Procurement Notes

Verify component status as discontinued. Confirm package type matches application requirements. Check for RoHS compliance documentation. Ensure supply chain availability for legacy parts. Validate pinout compatibility with existing designs.

DC DC Switching Controllers Selection Notes

Select based on required input voltage range and output current needs. Consider thermal performance within the operating temperature range. Evaluate footprint constraints against the 8-DIP package dimensions. Compare start-up current specifications against system power budget requirements.

DC DC Switching Controllers Part Context

Part of the LX155X family of current mode control ICs. Designed for high-efficiency offline power conversion. Manufactured by Microsemi Corporation. Related models include LX1552, LX1553CD, and LX1554 variants.