The TPA3118 PBTL 12V 24V mono digital amplifier module ā 60We runs the TPA3118 Class-D amplifier ic in pbtl mode – Parallel Bridge-Tied Load –Ā which bridges and combines both internal amplifier channels to drive a single speaker with the full combined output power of 60W. Standard stereo amplifier boards split the TPA3118ās output across two speakers at lower per-channel power. PBTL mode routes power into one speaker, making this configuration the right choice when one high-power mono channel is needed rather than two lower-power stereo channel.
The tpa3118 amplifier board Class-D switching topology converts the audio signal to high-frequency pulses that achieve amplification with efficiency above 85% – significantly more efficient than circuits that generate heat in proportion to output power. At 60W into a 4Ī© or 8Ī© speaker load the board stays cooler than an equivalent design, reducing the heatsink requirement for continuous operation.
The mono amplifier board 60W supply range of DC 8V to 24V covers 12V car batteries, 12V SMPS adapters, and 24V regulated supplies. Higher supply voltage within the rated range increases available output power – a 24V supply delivers more headroom than a 12V supply at the same load.Ā The 60 watt amplifier board suits DIY subwoofer project, single-driver full-range speaker enclosures, and PA column speaker power. This amplifier module is available on StemVolt, and its working on mono audio amplification and high-power single-channel speaker.
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Features:
- PBTL bridged mode combines channels for maximum single-speaker mono power output.
- Class-D topology delivers 60W output with high efficiency and low heat.
- Support DC 8V to 24V supply suits 12V battery, 12V SMPS, and 24V regulated sources.
- Compatible 4 ohm to 8 ohm impedance range drives standard woofer units.
- Compact board format embeds easily into subwoofer enclosures and speaker cabinets.
Technical Specifications:
| Specification | Details |
|---|---|
| Product Type | Amplifier Module |
| Operating Voltage | 8Vā24V DC |
| Amplifier Chipset | TPA3118 ic |
| Power Output | 60W |
| Speaker Impedance | 4Ī©ā8Ī© |
| Length | 47mm |
| Width | 36mm |
Ā Applications:
- TPA3118 PBTL 12V 24V mono digital amplifier ,odule powers single subwoofer driver .
- Mono digital amplifier board drives full-range single speaker.
- Powers low-frequency woofers in active crossover-separated speaker cabinet.
- Delivers 60W power to single bass drivers in compact car audio subwoofer enclosures.
Package Include:
- 1 x TPA3118 PBTL 12V 24V Mono Digital Amplifier Module














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