Class D Amplifier 2×100 W with TDA7498 – Assembled
SKU 2846-AMPLID2X100WEAN 8219671079228Item type: AssembledAmplifiers & mixers, Educational kits
Description
Compact class-D audio amplifier delivering 100+100 musical watts, powered by a single supply (15 to 34 V) and capable of driving two 8-ohm speakers (also 4-ohm and 6-ohm). Based on the TDA7498 IC, it features four selectable gain levels via DIP switch: 25.6 dB, 31.6 dB, 35.1 dB, and 37.6 dB, mute and stand-by functions, short-circuit and over-temperature protection, and mounting holes for easy installation.

Technical specifications
- Power supply: 15 V to 34 V (24 Vdc with 5 A output current recommended)
- Output power:
โ 100 W + 100 W (Vcc = 36 V, RL = 6 ohm, THD: 10%)
โ 80 W + 80 W (Vcc = 34 V, RL = 8 ohm, THD: 10%) - PCB has mounting holes for easy installation
- Short-circuit and over-temperature protection
- Mute and stand-by functions
Technical details
| Chip | TDA7498 |
|---|---|
| THD | 10%) |
| Four selectable gain levels | 25.6 dB, 31.6 dB, 35.1 dB, and 37.6 dB |
| Efficiency | 90% |
| Dimensions (mm) | 90 (length) x 64 (width) x 16.5 (height) |
| Weight | 88 grams |










