Showing posts with label 2x7W. Show all posts
Showing posts with label 2x7W. Show all posts

9/29/2014

2 x 7 W stereo audio amplifier

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General Description:
The TDA8944J is a dual-channel audio power amplifier with an output power of 2 × 7 W at an 8 Ω load and a 12 V supply. The circuit contains two Bridge Tied Load (BTL) amplifiers with an all-NPN output stage and standby/mute logic. The TDA8944J comes in a 17-pin DIL-bent-SIL (DBS) power package. The TDA8944J is printed-circuit board (PCB) compatible with all other types in the TDA894x family. One PCB footprint accommodates both the mono and the stereo products.
Circuit Diagram:
Circuit diagram

Datasheet for TDA8944: Download

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8/05/2014

7+7W DUAL BRIDGE AMPLIFIER

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Features:

  • WIDE SUPPLY VOLTAGE RANGE (3-18V)
  • MINIMUM EXTERNAL COMPONENTS
  • NO SWR CAPACITOR
  • NO BOOTSTRAP
  • NO BOUCHEROT CELLS
  • INTERNALLY FIXED GAIN
  • STAND-BY & MUTE FUNCTIONS
  • SHORT CIRCUIT PROTECTION
  • THERMAL OVERLOAD PROTECTIO
Circuit Diagram:
TDA7266 layout

Circuit Diagram 7+7W DUAL BRIDGE AMPLIFIER

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