1W stereo audio amplifier module using a TDA7053A integrated stereo audio power amplifier IC that has DC volume control. Wide 4.5 - 18V dc supply voltage.
Gain is controlled by the DC levels applied to the IC so that the audio signal itself does not pass through the onboard potentiometer.
SpecificationsInput Voltage | 4.5 - 18V dc (see Power Supplies page) |
Current consumption | 1.5 A max |
Idle current | < 25 mA |
Output power | > 4W (inst.) @ 8 ohm, 12V dc > 1 Watt @ 4 - 16 ohms, 12Vdc > 0.5 Watt @ 8 ohm, 6V dc > 0.25 Watt RMS continuous |
Freq. response | < 20 Hz to > 100 kHz, - 3dB |
THD | < 1 % @ 0.5W, 8 ohm |
S/N ratio | > 60 dBA, G = 40 dB |
Gain | - 33dB to + 40dB maximum |
Input Z | ~ 4.7 k ohm |
Board Dimensions | 43x40mm |
Connections | Solder pads |
Control Knob | KB0410 |
Product Format | SELF-ASSEMBLY Electronic Kit (KT) or PRE-ASSEMBLED Electronic Module (AS) Product Formats Info |
Documentation | User Manual TDA7053A Data Sheet |