Power Management IC for TWS Earbuds
GigaDevice provides PMICs dedicated for TWS earbuds which integrates functions such as OVP (Over-Voltage Protection), switching charging, BOOST stepping up, communication circuit, NTC (Negative Temperature Coefficient) detection, and supplying external devices with LDO. This PMIC is widely used in products such as TWS earbuds, wireless microphones, hearing aids, and smart glasses.
| Part No. | Status | Absolute VUSB (V)Max | Control Topology | Charging Current (A)Max | Load Current (A)Max | Charging Efficiency (%)Max | CV Charge Voltage (V) | Quiescent Current (μA) | LDO | Control Interface | Temperature Operating Range(°C) | Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GD30WS8805EU | MP | 20 | Switch-Mode | 1.2 | 0.6 | 95 | 4.1/4.2/4.3/4.35/4.4 @0.5% | - | 3.3V/50mA | I2C | -20 to +85 | QFN24 |
| GD30WS8815EU | MP | 20 | Switch-Mode | 1.5 | 1 | 95 | 4.1/4.2/4.3/4.35/4.4 @0.5% | - | 3.3V/80mA | I2C | -20 to +85 | QFN24 |
| GD30WS8855EU | MP | 20 | Switch-Mode | 1.5 | 1 | 95 | 4.1/4.2/4.3/4.35/4.4 @0.5% | - | 3.3V/50mA | I2C | -20 to +85 | QFN24 |
