BD3181FVM-TR

Description：IC CURRENT SENSE 1 CIRCUIT 8MSOP
Series：-
Mfr：Rohm Semiconductor
Package：Tape & Reel (TR)

SKU:fe95988acfe3 Category: Instrumentation, Op Amps, Buffer Amps Brand: Rohm Semiconductor

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Product introduction

Product Detailed Parameters

Description：IC CURRENT SENSE 1 CIRCUIT 8MSOP
Series：-
Mfr：Rohm Semiconductor
Package：Tape & Reel (TR)
Amplifier Type：Current Sense
Number of Circuits：1
Output Type：-
Slew Rate：-
Gain Bandwidth Product：-
Current - Input Bias：1.2 µA
Voltage - Input Offset：500 µV
Current - Supply：1µA
Current - Output / Channel：1 mA
Voltage - Supply Span (Min)：3 V
Voltage - Supply Span (Max)：28 V
Operating Temperature：-30°C ~ 85°C
Grade：-
Qualification：-
Mounting Type：Surface Mount
Package / Case：8-VSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package：8-MSOP
-3db Bandwidth：-

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BD3181FVM-TR

Overview

The BD3181FVM-TR is a high-side current sense amplifier manufactured by ROHM Semiconductor. It operates within a supply voltage range of 3 V to 30 V and supports a single channel configuration. The device features an input bias current of 1.6 uA and an input offset voltage of 500 uV. It is housed in an MSOP-8 surface-mount package and functions within a temperature range of -30 C to +85 C.

Feature Summary

High-side current sensing capability for monitoring load currents
Wide operating supply voltage range supporting diverse system power rails
Low input bias current ensuring minimal signal disturbance during measurement

Applications

Current monitoring in automotive electronic control units
Load protection circuits in industrial power systems
Battery management system current sensing

Procurement Notes

Verify component authenticity through authorized distributors due to end-of-life status. Confirm package integrity and pin alignment against the official datasheet specifications. Ensure storage conditions comply with moisture sensitivity levels prior to assembly. Validate that the specific revision matches design requirements as discontinuation may affect long-term availability.

Selection Notes

Select this component when high-side current monitoring is required within a 30 V maximum supply limit. Consider the low input offset voltage for applications demanding precise current measurement accuracy. Evaluate the MSOP-8 footprint compatibility with existing PCB layouts. Assess thermal performance capabilities within the specified operating temperature range for the target environment.

Part Context

This part belongs to the BD3181FVM series of current sense amplifiers from ROHM Semiconductor. It is categorized under Amplifier ICs and specifically designed for high-side sensing applications. The component is classified as a discontinued product, indicating it is no longer recommended for new designs but remains available for legacy system maintenance.