产品概览
The MP8049SDU-LF-Z from Monolithic Power Systems is a quad power half-bridge driver IC capable of delivering up to 5.5 A per channel from a 5-26 V supply. Configurable as dual full-bridge or quad half-bridge, it serves as the output stage for Class-D audio amplifiers and motor drives with integrated overcurrent, overtemperature, and undervoltage protection.
主要规格
| 电源电压 | 5 – 26 V |
| 输出电流 | 5.5 A (peak per channel) |
| 配置 | Dual full-bridge or quad half-bridge |
| On-Resistance | 0.14 Ohm (high-side + low-side) |
| BTL Output Power | 37W/ch @ 24V, 8 Ohm |
| 开关频率 | Up to 1 MHz |
| Dead Time | 10 ns |
| Protection | OCP, OTP, UVP, Short Circuit |
| 包装 | QFN-40 (5 x 5 mm) |
| 工作温度 | -40 to +125 deg C (TJ) |
特点
- Quad half-bridge or dual full-bridge configuration
- 5.5 A peak output current per channel
- Ultra-low RDS(on): 0.14 Ohm total bridge
- Integrated overcurrent, thermal, and undervoltage protection
- Up to 1 MHz switching frequency
- 37W per channel BTL output at 24V/8 Ohm
- Fault output with diagnostic flags (FLT2B, FLT3B)
应用
- Class-D audio amplifier output stage
- Flat-panel TV and home theater audio
- Brushed DC motor dual H-bridge drive
- D-class amplifier for DVD receivers
- Solenoid and relay driver arrays