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Product Detailed Parameters
- Description：IC AMP AB QUAD 85W 27FLEXIWATT
- Series：-
- Mfr：STMicroelectronics
- Package：Tube
- Type：Class AB
- Output Type：4-Channel (Quad)
- Max Output Power x Channels @ Load：85W x 4 @ 2Ohm
- Voltage - Supply：6V ~ 18V
- Features：Mute, Standby
- Mounting Type：Through Hole
- Supplier Device Package：27-Flexiwatt (Vertical)
- Package / Case：27-Flexiwatt, Formed Leads
- Operating Temperature：-
- Grade：-
- Qualification：-
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Overview
The STPA002CD-48X is a MOSFET Class AB quad bridge audio power amplifier designed for high-power car radio applications. It delivers up to 52 W per channel into 4 Ω loads and 85 W into 2 Ω loads. The device supports low voltage operation, complying with OEM specifications for start-stop vehicles and hybrid battery transitions. Key electrical parameters include an internally fixed gain of 26 dB, low output noise, and Hi-Fi class distortion performance.
Feature Summary
- Robust against fortuitous misconnections including reverse battery and load dump
- Compliant with low voltage operation standards for start-stop and hybrid engines
- Includes DC offset detection and clipping detector in Flexiwatt27 package
- Requires minimal external components with no bootstrap capacitors or compensation needed
Applications
- High-power car radio systems
- Start-stop vehicle audio amplification
- Hybrid vehicle battery transition audio support
Procurement Notes
Verify the specific suffix CD-48X against official datasheets to confirm package type and tape-and-reel configuration. Ensure compatibility with automotive-grade temperature ranges and safety standards required for your specific vehicle platform before procurement.
Selection Notes
Select this component for applications requiring high output current capability and robust protection features. It is suitable where low external component count and compliance with stringent automotive low-voltage standards are critical design constraints.
Part Context
This part belongs to STMicroelectronics' portfolio of MOSFET-based audio power amplifiers. It is engineered specifically for the automotive sector, addressing the challenges of modern vehicle electrical systems such as voltage drops during engine cranking and hybrid mode switching.
Replacement Considerations
Check for direct pin-compatible substitutes within the same product family that offer similar power ratings and protection features. Verify if alternative packages meet the thermal and spatial requirements of the existing design.
