Overview
The TDA75613LV is a quad bridge car radio amplifier designed by STMicroelectronics using Multipower BCD technology. This device is engineered to incorporate a wide range of innovative features, making it highly versatile and efficient. It is particularly notable for its high output power capability, robust diagnostics, and compliance with recent OEM specifications for low voltage operation, such as the 'start-stop' battery profile. This amplifier is designed to reduce overall emissions and contribute to environmental protection.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Operating Supply Voltage | 8 - 18 | V |
| Peak Supply Voltage (for t = 50 ms) | 50 | V |
| Output Power (4x25 W / 4 Ω @ 14.4 V, 1 kHz, 10% THD) | 4x25 W | - |
| Maximum Output Power (4x45 W) | 4x45 W | - |
| Load Driving Capability | 2 Ω (64 W max power) | - |
| Total Quiescent Drain Current | - 150 - 300 | mA |
| Thermal Resistance Junction-to-Case | Max. 1 | °C/W |
| Storage and Junction Temperature | -55 to 150 | °C |
| Power Dissipation (Tcase = 70 °C) | 85 | W |
Key Features
- Multipower BCD technology
- MOSFET output power stage with DMOS power output
- High efficiency (class SB)
- Full I2C bus driving with standby, independent front/rear soft play/mute, selectable gain, and high efficiency enable/disable
- I2C bus digital diagnostics including DC and AC load detection
- Flexible fault detection through integrated diagnostic features
- DC offset detection and four independent short circuit protection
- Clipping detector pin with selectable threshold (2%/10%)
- Standby/mute pin and linear thermal shutdown with multiple thermal warning
- ESD protection and robustness against misconnections
- Improved SVR suppression during battery transients and operation down to 6 V (e.g., 'start-stop')
- Speaker Safety Routine (SSR) for automatic shutdown in case of dangerous DC voltage
Applications
The TDA75613LV is primarily designed for use in car radio systems, particularly in applications requiring high power output, advanced diagnostics, and low voltage operation. It is suitable for automotive audio systems that need to comply with recent OEM specifications and contribute to environmental protection through reduced emissions.
Q & A
- What is the operating supply voltage range of the TDA75613LV?
The operating supply voltage range is 8 - 18 V.
- What is the maximum output power of the TDA75613LV?
The maximum output power is 4x45 W.
- What type of technology is used in the TDA75613LV?
The TDA75613LV uses Multipower BCD technology.
- Does the TDA75613LV support I2C bus driving?
- What kind of protection features does the TDA75613LV have?
The device includes DC offset detection, four independent short circuit protection, clipping detector pin, and ESD protection.
- Is the TDA75613LV compliant with 'start-stop' battery profiles?
- What is the Speaker Safety Routine (SSR) in the TDA75613LV?
The SSR is a procedure that checks the offset at the speakers and automatically shuts down the power amplifier in case of dangerous DC voltage.
- What is the thermal resistance junction-to-case of the TDA75613LV?
The thermal resistance junction-to-case is maximum 1 °C/W.
- What is the storage and junction temperature range of the TDA75613LV?
The storage and junction temperature range is -55 to 150 °C.
- What is the power dissipation of the TDA75613LV at Tcase = 70 °C?
The power dissipation is 85 W.
