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> (2) integrated 10+ watt audio amplifier - nice features
(2) integrated 10+ watt audio amplifier - nice features
(2) TDA7494 Audio Power Amplifiers
Drive 4 ~ 16 Speakers. PMAX 16 Watts.
DIY Perfect: LOW parts count and cost.
LOOK @ ALL the easy-to-use FEATURES!
But check the BASIC Application below. See how SIMPLE
it is to wire, especially if you don't need all the features.
* Single Supply 11 ~ 35 Volts
* 3 Remotely Selectable Inputs
* Thermal and Short Protection
Output to: 4 / 8 / 16 Speaker
See the datasheet Fig. 2 for an example P.C.B. and component layout.
* No audio signal appears on pin 3. Volume is controlled by external 0 ~ 5 VDC.
* Staggered 0.050" spaced pins are easily adaptable to standard 0.1" perfboard.
* Wiring can further be simplified by grounding unused Mute,
Standby and/or Input Selector pins as shown below.
BASIC Application (Return to top)
