LM25085AMM/NOPB

$1.98

Description：IC REG CTRLR BUCK 8VSSOP
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:147b17f304d0 Category: DC DC Switching Controllers Brand: Texas Instruments

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Product introduction

LM25085AMM/NOPB is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG CTRLR BUCK 8VSSOP. Review the specifications below when checking this part for your BOM.

DC DC Switching Controllers specifications for LM25085AMM/NOPB

Description：IC REG CTRLR BUCK 8VSSOP
Series：-
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)
Output Type：Transistor Driver
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Number of Outputs：1
Output Phases：1
Voltage - Supply (Vcc/Vdd)：4.5V ~ 42V
Frequency - Switching：Up to 1MHz
Duty Cycle (Max)：100%
Synchronous Rectifier：No
Clock Sync：No
Serial Interfaces：-
Control Features：Current Limit, Frequency Control
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package：8-VSSOP
Grade：-
Qualification：-

DC DC Switching Controllers datasheet and documents for LM25085AMM/NOPB

LM25085AMM/NOPB

DC DC Switching Controllers Overview

The LM25085AMM/NOPB is a non-synchronous P-FET buck controller from Texas Instruments. It operates with an input voltage range of 4.5 V to 42 V and supports output voltages from 0.9 V to 42 V. The device features a fixed 1 MHz switching frequency and delivers a peak switch current of 1.75 A. It utilizes a constant on-time control architecture with adjustable frequency. The component functions within a temperature range of -40°C to +125°C and is housed in an 8-pin VSSOP package.

DC DC Switching Controllers Feature Summary

Constant on-time control architecture for fast transient response
Integrated high-side P-channel power FET driver
Wide input voltage range supporting various bus architectures
Built-in cycle-by-cycle current limit protection

DC DC Switching Controllers Applications

Industrial point-of-load regulation
Automotive infotainment systems
Distributed power supply architectures
Battery-powered equipment step-down conversion

DC DC Switching Controllers Procurement Notes

Verify the specific suffix against the manufacturer datasheet to confirm pinout compatibility and thermal characteristics. Ensure the ordering information matches the required tape and reel specifications for automated assembly processes. Cross-reference the RoHS compliance status with current environmental regulations before finalizing procurement orders.

DC DC Switching Controllers Selection Notes

Select this controller when a non-synchronous solution is acceptable to reduce component count and cost. The integrated P-FET driver simplifies design compared to external gate drive requirements. Consider the 1 MHz frequency for balancing efficiency and passive component size. Verify that the load current requirements remain within the 1.75 A limit under all operating conditions.

DC DC Switching Controllers Part Context

This part belongs to the LM25085A family of wide input voltage buck controllers. It serves as a simplified alternative to synchronous rectification designs by utilizing an internal P-FET. The device targets applications requiring robust performance in noisy environments due to its constant on-time topology.