Key facts
- Brand
- STMicroelectronics
- Model
- TDA7491P
- Industry
- Industrial
- Documents
- 2
- Languages
- EN
- Last added
- 2012-08-08
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STMicroelectronics TDA7491P Dual BTL Class-D Audio Amplifier Datasheet
The TDA7491P is a dual bridge-tied load (BTL) Class-D audio amplifier designed for use in LCD TVs and monitors. It features high efficiency up to 90% and operates over a wide voltage range from 5 V to 18 V. The device supports filterless operation, which reduces the external component count by eliminating the need for output reconstruction filters.
Read onlineSTMicroelectronics TDA7491P specifications
| Output Power (R_L=6 Ω, THD=10%) | 10 W + 10 W continuous |
|---|---|
| Supply Voltage Range | 5 V - 18 V |
| Efficiency | 90% |
| Operating Temperature Range | -40 to 85°C |
Source: STMicroelectronics TDA7491P Dual BTL Class-D Audio Amplifier Datasheet
All STMicroelectronics TDA7491P documents by type
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
What is the TDA7491P compatible with?
The device is pin-to-pin compatible with the TDA7491LP and TDA7491HV.
From: STMicroelectronics TDA7491P Dual BTL Class-D Audio Amplifier Datasheet
Does the amplifier require an output filter?
No, it supports filterless operation to reduce external component count.
From: STMicroelectronics TDA7491P Dual BTL Class-D Audio Amplifier Datasheet
What is the STEVAL-CCA028V1 demonstration board designed for?
It is designed for the TDA7491P high-power dual BTL class-D audio amplifier.
What are the continuous output power ratings at 10% THD?
The board provides 10 W + 10W at 6 ohms with an 11V supply, or 9.5W + 9.5W at 8 ohms with a 12 V supply.