SGM4574
Reference Only
SGM4574
Low Power, Stereo Headphone Amplifier with Integrated Charge Pump
Datasheet
SGM4574 Datasheet
Product Description
The SGM4574, manufactured by SG Micro, is a low-power stereo headphone amplifier designed for portable audio applications. Featuring an integrated charge pump, this amplifier delivers exceptional audio performance while minimizing power consumption. Supreme Components International is an authorised distributor of SG Micro, ensuring you receive genuine, high-quality components. The SGM4574 is ideal for use in smartphones, tablets, and other battery-powered devices where power efficiency and audio quality are critical. Its integrated charge pump allows the amplifier to operate efficiently from a wide range of battery voltages, providing consistent performance even as the battery discharges. This amplifier offers a compact and cost-effective solution for high-quality audio amplification in portable devices. Benefit from the reliability and performance of SG Micro products, available through Supreme Components International.
Technical Specifications
| Attribute | Description |
|---|---|
| Gain | Adjustable |
| Output Power | 130 milliwatts (Load Resistance = 32 ohms, Supply Voltage = 3.3 volts) |
| Package Type | TSSOP-14, QFN-16 |
| Supply Voltage | 2.5 volts to 5.5 volts |
| Power Supply Rejection Ratio | 80 decibels (typical) |
| Total Harmonic Distortion Plus Noise | 0.01 percent (typical) |