Overview
The TDA7266 is a dual bridge amplifier designed by STMicroelectronics, specifically tailored for applications in TVs and portable radios. This amplifier is known for its robust performance and minimal external component requirements, making it a versatile and efficient choice for audio systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage | 3 - 18 | V |
| Output Peak Current | 2 | A |
| Total Power Dissipation (Tcase = 70°C) | 33 | W |
| Operating Temperature | -10 to +85 | °C |
| Storage Temperature | -40 to +150 | °C |
| Junction Temperature | -40 to +150 | °C |
| Thermal Resistance Junction-case | 1.4 (Typ), 2 (Max) | °C/W |
| Output Power per Channel | 7W @ 8Ω | |
| Gain | Internally Fixed |
Key Features
- Wide supply voltage range (3 - 18 V)
- Minimum external components – No SWR capacitor, no bootstrap, no Boucherot cells
- Internally fixed gain
- Standby and mute functions
- Short-circuit protection
- Thermal overload protection
Applications
The TDA7266 is primarily designed for use in TV and portable radio applications. Its robust features and minimal component requirements make it an ideal choice for a variety of audio systems where reliability and efficiency are crucial.
Q & A
- What is the supply voltage range of the TDA7266? The supply voltage range is 3 - 18 V.
- What is the maximum output power per channel of the TDA7266? The maximum output power per channel is 7W @ 8Ω.
- Does the TDA7266 require external components like SWR capacitors or bootstrap capacitors? No, it does not require these components.
- What kind of protection does the TDA7266 offer? It offers short-circuit protection and thermal overload protection.
- Can the TDA7266 be controlled by a microprocessor for standby and mute functions? Yes, it can be controlled by a microprocessor for these functions.
- What is the operating temperature range of the TDA7266? The operating temperature range is -10 to +85 °C.
- What is the thermal resistance junction-case of the TDA7266? The thermal resistance junction-case is typically 1.4 °C/W and maximum 2 °C/W.
- What type of amplifier is the TDA7266? It is a Class AB dual bridge amplifier.
- What is the package type of the TDA7266? It comes in a Multiwatt-15 package with vertical, bent, and staggered leads.
- Is the TDA7266 suitable for high-power audio applications? Yes, it is suitable for high-power audio applications due to its robust specifications and protections.
