| Manufacturer | STMicroelectronics |
| Series | TS4990 |
| Package | Tape & Reel (TR) Cut Tape (CT) |
| Description | Amplifier IC 1-Channel (Mono) Class AB 8-MiniSO |
| Manufacturer Standard Lead Time | 30 Weeks |
| Product Status | Active |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 8-TSSOP, 8-MSOP (0.118″, 3.00mm Width) |
| Supplier Device Package | 8-MiniSO |
| Base Product Number | TS4990 |
| Product Type: | Audio Amplifiers |
The TS4990IST, an audio amplifier IC developed by STMicroelectronics, serves as a Class AB mono amplifier with a maximum output power of 1.2W. Designed for efficiency, it accommodates a minimum load impedance of 8 ohms, making it compatible with common speaker configurations. Housed in a compact MINISO package, the IC is well-suited for applications with limited space. This versatile amplifier finds its place in a range of audio devices, including portable speakers, headphones, and consumer electronics like audio playback devices and smart speakers. Its capabilities extend to automotive audio systems, making it a viable choice for diverse scenarios where moderate audio amplification and compact design are essential.