The TS4999 is a filter-free stereo 2.8W class D audio power amplifier with selectable 3D sound effects. It operates from VCC = 2.4 to 5.5V and provides an output power of 2.8W per channel at 5V into 4Ω with 10% THD+N, or 0.7W at 3.6V into 8Ω with 1% THD+N. The amplifier features selectable 3D sound effects, four gain setting steps, low current consumption, short-circuit and thermal shutdown protection, and a fast start-up phase. It is suitable for applications such as cellular phones, PDAs, and notebook PCs.
The TS4999 is a stereo fully-differential class D power amplifier designed for applications such as cellular phones, PDAs, and notebook PCs. It operates from a supply voltage of 2.4 to 5.5 V and delivers up to 2.8 W per channel into a 4 Ω load at 5 V with 10% THD+N. The device features selectable 3D sound effects, four gain setting steps, and dedicated standby modes for each channel to reduce power consumption.
| Operating temperature range | -40 to +85 °C |
|---|---|
| Output power per channel | 2.8 W at 5 V into 4 Ω with 10% THD+N |
| Power supply rejection ratio | 63 dB typical at 217 Hz |
| Fast start up phase | 7.8 ms |
| Package type | Flip chip 18-bump lead-free package |
There are four gain setting steps: 3.5, 6, 9.5, and 12 dB.
Yes, it includes short-circuit and thermal shutdown protection.