LA4742 Description
ENN7043 Monolithic Linear IC LA4742 45 W Four-Channel (Bridge Circuit) Power Amplifier Overview The LA4742 is a 45 W 4-channel power amplifier IC for car stereo systems.
LA4742 Key Features
- Maximum output power: 45 W × 4 channels (VCC = 14.4 V, 4 Ω load, 1 kHz)
- 40 W × 4 channels (VCC = 13.7 V, 4 Ω load, 1 kHz)
- Requires only seven external ponents and does not require an oscillation prevention RC circuit, a noise filter, or a BS
- Output offset detection function (DDL)
- Warning tone (beep) generation function
- Muting function
- Built-in standby switch
- Full plement of built-in protection circuits, including protection from shorting to VCC, shorting to ground, load shorti
- Maximum supply voltage before damage in the open ground state: 16 V