SL4427
High-voltage half-bridge gate driver with integrated bootstrap diode and programmable dead time for motor drives and power converters
Product Overview
Description
SL4427 is a high-voltage half-bridge gate driver designed for motor drive and power converter applications.
With integrated bootstrap diode and programmable dead time, this driver simplifies half-bridge and full-bridge designs.
The 600V high-side capability and 4A peak drive current handle a wide range of power switches.
Product Series
SL
Primary Application
Motor drives
Key Features
- 600V high-side capability for high-voltage applications
- Integrated bootstrap diode simplifies power supply
- Programmable dead time prevents shoot-through
- 4A peak drive current for fast switching
- Under-voltage lockout (UVLO) protection
- Interlock prevents simultaneous high/low turn-on
Specifications
| High-Side Voltage | Up to 600V |
|---|---|
| Peak Output Current | 4A source/sink |
| Propagation Delay | 35ns typical |
| Dead Time | Programmable 100ns to 1μs |
| Operating Voltage | 10V to 20V |
| Package | SOIC-8, DIP-8 |
Applications
Motor drives
Motor drive and control systems
DC-AC inverters
Electronic system design
SMPS power supplies
Power conversion and supply
Class-D audio amplifiers
Electronic system design
DC-DC converters
Power conversion and supply
FAE Expert Insights
"SL4427 is a versatile half-bridge driver for motor drive applications. The integrated bootstrap diode saves board space and cost. The programmable dead time is essential for preventing shoot-through in bridge circuits. I've used this part in BLDC motor drive designs with excellent reliability. The 600V rating handles most industrial motor drive applications."
Half-bridge driver with integrated bootstrap for motor drives
— James Wang, BeiLuo