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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, Short-Circuit and Thermal Protection, Standby
- Mounting Type：Through Hole
- Supplier Device Package：27-Flexiwatt (Vertical)
- Package / Case：27-Flexiwatt, Formed Leads
- Operating Temperature：-40°C ~ 105°C (TA)
- Grade：-
- Qualification：-
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Overview
The STPA003CD-48X is a MOSFET Class AB audio power amplifier designed for high-power car radio applications. It features a quad bridge configuration capable of delivering up to 4 x 52 W into 4 Ω loads and 4 x 85 W into 2 Ω loads. The device operates with low voltage requirements, supporting 4 x 30 W at 14.4 V into 4 Ω and 4 x 55 W at 14.4 V into 2 Ω. Key electrical specifications include an operating supply current of 200 mA and a maximum output current of 9 A.
Feature Summary
- High output power capability suitable for demanding automotive audio environments
- Quad bridge architecture enabling multi-channel audio amplification
- Optimized for low voltage operation in vehicle electrical systems
Applications
- High-power car radio systems
- Automotive audio amplification modules
- Vehicle infotainment sound processing units
Procurement Notes
Verify the specific suffix CD-48X against official STMicroelectronics documentation to confirm package type and thermal characteristics. Ensure compatibility with existing PCB layouts and thermal management solutions before procurement. Cross-reference part numbers with authorized distributors to avoid counterfeit components.
Selection Notes
Select this component when designing automotive audio systems requiring high power density and efficient low-voltage operation. Consider the 27-Flexiwatt package for thermal performance. Evaluate load impedance requirements (2 Ω vs 4 Ω) to determine appropriate power delivery levels within the specified operational limits.
Part Context
This part belongs to the STPA003 series of MOSFET audio amplifiers from STMicroelectronics. The series is engineered specifically for automotive applications, offering robust performance in challenging electrical environments. The STPA003CD-48X variant provides quad channel amplification with high current capabilities.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided source material. Consult official STMicroelectronics documentation or authorized distributor databases for verified cross-references.
