Product overview
Description
The TDA7491HV is a dual BTL class-D audio amplifier with single power supply designed for LCD TVs and monitors.
Thanks to the high efficiency and exposed-pad-up (EPU) and down (EPD) packages, no separate heatsink is required.
The TDA7491HV is pin-to-pin compatible with the TDA7491P and TDA7491LP.
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All features
- 20 W + 20 W continuous output power:
- RL = 8 Ω, THD = 10% at VCC = 18 V
- Wide-range single-supply operation (5 - 18 V)
- High efficiency (η = 90%)
- Four selectable, fixed gain settings of nominally 20 dB, 26 dB, 30 dB and 32 dB
- Differential input minimize common-mode noise
- No ‘pop’ at turn-on/off
- Standby and mute features
- Short-circuit protection
- Thermal overload protection
- External synchronisation
- 20 W + 20 W continuous output power:
Circuit Diagram
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EDA Symbols, Footprints and 3D Models
STMicroelectronics - TDA7491HV
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Quality and Reliability
| Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
|---|---|---|---|---|---|
| TDA7491HV13TR | Active | PowerSSO 36 | Industrial | Ecopack2 | |
| TDA7491HVU13TR | Active | PowerSSO 36 | Industrial | Ecopack2 | |
(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.
Sample & Buy
| Part Number | Marketing Status | Budgetary Price (US$)*/Qty | Order from ST | Order from distributors | Package | Packing Type | RoHS | Country of Origin | ECCN (US) | ECCN (EU) | Operating temperature (°C) | Operating Temperature (°C) (max) | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| min | max | |||||||||||||
| TDA7491HVU13TR | | | distributors No availability of distributors reported, please contact our sales office | |||||||||||
| TDA7491HV13TR | | | distributors No availability of distributors reported, please contact our sales office | |||||||||||
TDA7491HVU13TR Active
TDA7491HV13TR Active
(*) Suggested Resale Price (USD) per defined quantity for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors