DBL1034A Stereo Audio Amplifier IC
The DBL1034A is a dual-channel stereo audio amplifier IC housed in a compact DIP-12 package. Designed for low-power, high-fidelity applications, it delivers two independent output channels of up to 3 W each into 4 Ω speakers. Its internal architecture integrates biasing and thermal-shutdown circuitry, minimizing the number of external components required for a complete amplifier stage.
At its core, the DBL1034A employs a complementary-symmetry push-pull (class-AB) output stage that ensures low crossover distortion and efficient power delivery. The device includes built-in protection against thermal overload and short-circuit conditions. Inputs are differential, allowing easy coupling to preamplifier stages with AC-coupling capacitors, while the outputs can be configured in either single-ended or bridged-mode for higher voltage swing.
Features:
- Dual independent stereo outputs.
- Delivers 3 W per channel into 4 Ω loads.
- Built-in thermal-shutdown and short-circuit protection.
- Minimal external components required (only coupling capacitors and input resistors).
- Differential inputs for flexible preamplifier interfacing.
- Compact DIP-12 package for easy PCB mounting.
- Low distortion for clear sound.
- Compact and efficient design.
- Adjustable gain control.
Specifications:
| Parameter | Value |
|---|---|
| Number of channels: | 2 |
| Output power (per ch.): | 3 W @ 4 Ω |
| Supply voltage (V_CC): | 9 V |
| Package type: | DIP-12 |
Applications:
- Portable Audio Players.
- Multimedia Speaker Systems.
- Intercom and Paging Equipment.
- Television and Radio Audio Output.
Package Contents:
- 1x DBL1034A Stereo Audio Amplifier IC
