LM5018MR/NOPB

$3.07

Description：IC REG BUCK ADJ 300MA 8SOPWR
Series：-
Mfr：Texas Instruments
Package：Tube

SKU:e18c0e525774 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM5018MR/NOPB is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG BUCK ADJ 300MA 8SOPWR. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM5018MR/NOPB

Description：IC REG BUCK ADJ 300MA 8SOPWR
Series：-
Mfr：Texas Instruments
Package：Tube
Function：Step-Down
Output Configuration：Positive, Isolation Capable
Topology：Buck
Output Type：Adjustable
Number of Outputs：1
Voltage - Input (Min)：7.5V
Voltage - Input (Max)：100V
Voltage - Output (Min/Fixed)：1.225V
Voltage - Output (Max)：90V
Current - Output：300mA
Frequency - Switching：Adj to 1MHz
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：8-PowerSOIC (0.154", 3.90mm Width)
Supplier Device Package：8-SO PowerPad
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM5018MR/NOPB

LM5018MR/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM5018MR/NOPB is a synchronous buck regulator from Texas Instruments featuring current mode control with constant on-time architecture. It operates within an input voltage range of 3V to 100V and delivers up to 300mA output current. The device integrates a 1MHz switching frequency, supporting compact external component selection. It functions reliably across an extended temperature range of -40°C to +125°C. Packaged in an SO-PowerPAD-8 surface-mount configuration, it includes internal soft-start and protection features for robust power management applications.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrates a high-side N-channel MOSFET driver for synchronous rectification
Supports wide input voltage ranges suitable for industrial and automotive systems
Includes programmable soft-start to limit inrush current during startup

Voltage Regulators - DC DC Switching Regulators Applications

Industrial point-of-load regulation
Automotive electronics power distribution
Communication infrastructure power supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'NOPB' confirms lead-free compliance and RoHS adherence as per manufacturer specifications. Confirm package type matches design requirements. Ensure environmental ratings align with operational conditions. Cross-reference datasheet revisions for any functional updates before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component for applications requiring high input voltage tolerance and moderate output current. Evaluate thermal performance based on PCB layout and ambient conditions. Consider the fixed 1MHz frequency for size constraints. Verify compatibility with external feedback resistor networks for desired output voltage settings.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM5018 family of wide-input voltage synchronous buck regulators. It is designed for high-voltage DC-DC conversion tasks where efficiency and component count are critical. The device complements other Texas Instruments power management solutions by providing integrated control and power stages in a compact footprint.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult official substitution guides for equivalent parts. Verify pinout compatibility and electrical parameter alignment. Ensure thermal characteristics match the existing design constraints.

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Return and Refund

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