DA9083
Description
DA9083 is a six-channel, advanced, system power management IC (PMIC) that integrates four buck converters, one LDO, and one load switch. This high current, integrated PMIC is ideal for Client and Enterprise SSD Modules, Hybrid Drives, and other memory management applications.
Key Features
- Power supply voltage (VIN) 2.9 V to 5.5 V
- Load switch (LSW)
- 4 buck converters □ RDS_ON: 20 mΩ (typ)
- Selectable output voltage range for all bucks: □ Current limit at soft start: 100 mA □ 1.5 V to 2.7 V, 20 mV step □ Current limit: 4 A □ 0.55 V to 1.9 V, 10 mV step
- Protection functions:
- Maximum output current: □ Over-current protection □ CH1, CH2, CH3 Bucks: 2.5 A □ Over/Under-voltage protection □ CH4 Buck: 5.0 A □ Thermal shutdown protection
- Interleaving of switching phases of bucks
- I2C control interface:
- LDO: □ Standard mode (100 kbit/s) □ VOUT: 1.4 V to 1.9 V, 20 mV step □ Fast mode (400 kbit/s) □ IOUT: 0.1 A (max) □ Fast mode+ (1 Mbit/s) □ High-speed mode (3.4 Mbit/s)
