产品特性
- Input Voltage Range: 2V to 18V
- Regulated Output Voltage: 4.5V to 18V
- eak Switch Current Limiting: 15A
- Switching Frequency: 500kHz
- Dual Integrated MOSFETs with 6.5mΩ (Low-Side) and 8.5mΩ (High-Side) On-Resistance
- High Conversion Efficiency with Strong Power Handling Capability
- Built-In 3ms Soft-Start Duration
- Output Overvoltage Clamping at 19V
- Cycle-by-Cycle Overcurrent Detection
- Undervoltage Lockout (UVLO)
- Integrated Overtemperature Protection (OTP)
应用领域
- Microcontroller Applications
- Solid-State Drives (SSD)
- LCD Display Source Driver
关键规格
Package
AQFN3.0×2.5-11L
Input Voltage Range
2V – 18V
Output Voltage Range
4.5V – 18V
Max Output Current
15A peak switch current (IOUT depends on VIN/VOUT)
Switching Frequency
500kHz (typ., 440–600kHz)
Efficiency
High (see typ. curves in DS)
Control Scheme
Current-mode, synchronous
Soft Start
Internal (3ms)
Protections
OVP clamp @19V, cycle-by-cycle OCP, UVLO, OTP @160°C