LN3990 Key Features
- 5.5V operation
LN3990 is Low-Cost 1.27W Audio Power Amplifier manufactured by natlinear.
| Part Number | Description |
|---|---|
| LN3992 | 1.7W Mono Fully Differential Audio Power Amplifier |
| LN3005 | Ultra Low On-Resistance Low Voltage Dual SPDT Analog Switch |
| LN321 | 1.1MHz Rail-To-Rail I/O CMOS Operational Amplifier |
| LN3400 | 1.5MHz Micropower Synchronous Boost Converter |
| LN3406 | PWM/PFM Control DC-DC Buck Regulator |
The LN3990 is a Class-AB audio power amplifier designed for mobile phones and other portable munication devices. It is capable of delivering 1.2W of continuous average power to an 8Ω BTL load with less than 1% distortion (THD+N) from a 5V DC power supply. The LN3990 was designed specifically to provide high quality output power with a minimal amount of external ponents.