BD87521YG-CTR

Overview

The BD87521YG-CTR is a single-channel CMOS operational amplifier from ROHM's EMARMOUR series, designed for automotive applications. It features rail-to-rail input and output capabilities with a wide operating voltage range of 4V to 15V. Key electrical parameters include a gain-bandwidth product of 2.3 MHz, a slew rate of 2.4 V/µs, and an input offset voltage of 100 µV. The device draws 1.98 mA per channel and offers high output drive capability. It is AEC-Q100 qualified and housed in an SSOP5 package.

Feature Summary

• EMARMOUR technology provides high electromagnetic interference immunity for robust automotive performance
• Rail-to-rail input and output operation maximizes dynamic signal range
• High output drive capability supports demanding load requirements
• CMOS architecture ensures low power consumption and high input impedance

Applications

• Sensor amplifiers
• Engine control units
• Electric power steering systems
• Anti-lock braking systems

Procurement Notes

Verify the complete part number including the suffix to ensure correct packaging configuration. Confirm that the specific revision matches the design requirements. Check for RoHS compliance status as indicated in the official documentation. Ensure the source is an authorized distributor to guarantee component authenticity. Validate the functional safety classification if required for the target application.

Selection Notes

Select this component when high EMI immunity is critical for automotive environments. The rail-to-rail I/O makes it suitable for low-voltage signal processing. Consider the 2.3 MHz bandwidth for moderate-speed applications. Verify that the SSOP5 package fits the PCB layout constraints. Ensure the 4V to 15V supply range aligns with the system power architecture.

Part Context

This device belongs to the BD87521 series of automotive-grade operational amplifiers. It is part of ROHM's EMARMOUR lineup, which focuses on enhancing noise tolerance in electrically noisy vehicle environments. The series is designed to replace traditional op-amps while simplifying EMI design considerations for engineers developing modern automotive electronics.

Replacement Considerations

Check for pin-compatible alternatives within the same EMARMOUR family. Verify that substitute components meet the same AEC-Q100 Grade 1 qualification standards. Ensure equivalent electrical specifications for bandwidth, slew rate, and output current are maintained.