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Product Detailed Parameters
- Description：IC AMP AB QUAD 60W 25FLEXIWATT
- Series：-
- Mfr：STMicroelectronics
- Package：Tube
- Type：Class AB
- Output Type：4-Channel (Quad)
- Max Output Power x Channels @ Load：60W x 4 @ 2Ohm
- Voltage - Supply：8V ~ 18V
- Features：I2C, Mute, Short-Circuit and Thermal Protection, Standby
- Mounting Type：Through Hole
- Supplier Device Package：25-Flexiwatt (Vertical)
- Package / Case：25-Flexiwatt, Formed Leads
- Operating Temperature：-55°C ~ 150°C (TJ)
- Grade：-
- Qualification：-
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Overview
The TDA7561 is a quad bridge car radio amplifier designed in BCD technology. It features high efficiency Class SB operation and intelligent diagnostics via the I2C bus, including speaker safety routines (SSR) for DC offset detection. The device supports low voltage operation compliant with start-stop battery profiles. Key electrical parameters include a maximum output power of 4x45W at 4Ω and 2Ω driving capability with up to 64W max power.
Feature Summary
- Intelligent I2C bus diagnostics for full status monitoring
- Speaker safety routine (SSR) for automatic shutdown on dangerous DC voltage
- High efficiency Class SB concept significantly reduces dissipated power
- Robust design against various misconnections
Applications
- Quad bridge car radio amplifiers
- Modern automotive infotainment systems
- Start-stop vehicle audio applications
Procurement Notes
Verify component authenticity through authorized STMicroelectronics distributors or certified partners. Confirm datasheet revisions and specific ordering suffixes match project requirements. Ensure supply chain integrity to avoid counterfeit components. Check current production status as automotive ICs may undergo lifecycle changes.
Selection Notes
Select this component for applications requiring high efficiency and comprehensive diagnostic feedback. The Class SB topology offers advantages over conventional Class AB solutions by reducing heat dissipation. Verify compatibility with existing I2C control architectures and ensure thermal management suits the Flexiwatt package constraints.
Part Context
This part belongs to STMicroelectronics' automotive intelligent power amplifier portfolio. It utilizes Multipower BCD technology and MOSFET output stages. The series includes variants like TDA75613LV, sharing similar diagnostic and efficiency features tailored for modern vehicle electrical systems.
Replacement Considerations
Consult official substitution lists for direct replacements. Variants within the TDA756x family may offer compatible pinouts but require verification of specific gain settings and diagnostic capabilities before integration.
