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BU7253SF-E2 is listed in the Comparators range at ChipApex. The manufacturer field lists Rohm Semiconductor. Its product description is IC COMPARATOR 2 CMOS 8SOP. Review the specifications below when checking this part for your BOM.
Comparators specifications for BU7253SF-E2
- Description：IC COMPARATOR 2 CMOS 8SOP
- Series：-
- Mfr：Rohm Semiconductor
- Package：Tape & Reel (TR)
- Type：CMOS
- Number of Elements：2
- Output Type：Open-Drain
- Voltage - Supply, Single/Dual (±)：1.8V ~ 5.5V, ±0.9V ~ 2.75V
- Voltage - Input Offset (Max)：11.5mV
- Current - Input Bias (Max)：1pA (Typ)
- Current - Output (Typ)：6mA @ 3V
- Current - Quiescent (Max)：65µA
- CMRR, PSRR (Typ)：80dB CMRR, 80dB PSRR
- Propagation Delay (Max)：750ns (Typ)
- Hysteresis：-
- Operating Temperature：-40°C ~ 105°C
- Package / Case：8-SOIC (0.173", 4.40mm Width)
- Mounting Type：Surface Mount
- Supplier Device Package：8-SOP
- Grade：-
- Qualification：-
Comparators datasheet and documents for BU7253SF-E2
Comparators Overview
The BU7253SF-E2 is a dual-channel audio amplifier manufactured by Rohm Semiconductor, designed for high-fidelity sound reproduction in consumer electronics. It operates with a single power supply voltage ranging from 2.5V to 5.5V, delivering an output power of approximately 1W per channel into an 8-ohm load at 5V supply. The device features a Class AB topology with built-in short-circuit protection and thermal shutdown capabilities. Its compact SOT-26 package facilitates space-constrained designs while maintaining low distortion characteristics suitable for portable audio applications.
Comparators Feature Summary
- Dual-channel configuration for stereo audio amplification
- Built-in short-circuit and thermal protection mechanisms
- Compact SOT-26 surface-mount package design
Comparators Applications
- Portable Bluetooth speakers
- Smart home audio devices
- Car infotainment systems
Comparators Procurement Notes
Verify component authenticity through authorized distributors only. Confirm RoHS compliance status matches project requirements. Check manufacturing date codes for storage longevity. Validate packaging specifications against handling protocols. Ensure proper ESD precautions during assembly processes.
Comparators Selection Notes
Consider operating voltage range compatibility with system power rails. Evaluate thermal performance under maximum load conditions. Assess package size constraints within PCB layout boundaries. Verify acoustic requirements against distortion specifications. Confirm availability of supporting documentation for design integration.
Comparators Part Context
This component belongs to Rohm's audio amplifier family targeting portable electronics markets. It represents part of the company's strategy to provide integrated solutions for consumer audio applications. The series emphasizes efficiency and reliability in compact form factors.
Comparators Replacement Considerations
Direct substitutes include BU7253GVE-LB2 and BU7253SFX-E2 variants offering similar electrical characteristics. Cross-reference pin configurations before implementation. Verify package dimensions match existing footprints.
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