The JSMSEMI IRS4427PBF is a dual-channel, same phase, 4A ultra-high speed low voltage MOSFET driver designed for power switching applications. As a power switch driver, it ensures matched rise and fall times when charging and discharging the gate of power switches.
IRS4427 MOSFET Driver Introduction
The IRS4427 MOSFET driver is highly latch-up immune under any condition within its rated power and voltage range. The IRS4427 withstands noise spikes up to 5V (either polarity) on the ground pin without sustaining damage.
The IRS4427 MOSFET driver can accept up to 500mA of reverse current forced back to its output without causing damage or logic upset. All terminals are fully protected up to 2.0kV electrostatic discharge (ESD).
The IRS4427 MOSFET driver is available in a DIP-8 package and can operate in the -40°C to 125°C temperature range.
IRS4427 MOSFET Driver Application Range
Switching power supplies, switching converters
Line drivers
Pulse transformer drivers
Driving MOSFETs and IGBTs
Motor control
Pulse generators
Power switches
DC-DC converters
Class D switching amplifiers
IRS4427 MOSFET Driver Parameters
- Latch-up protection: Can withstand 0.5A reverse current.
- Input logic protection: As low as -10V.
- Output impedance: Low.
- Configuration: Single-Chip Integrated Dual-Channel Driver.
- Channel control: Both channels have independently enabled port control.
- Output peak current: 4A.
- Operating range: 4.5V~25V.
- High capacitive load driving capability:
- At 1nF load, switching time <25ns.
- Rise/fall time matching.
- Propagation delay: 40ns.
- Wide temperature range: -40℃~125℃.
- Chip turn-on/turn-off delay characteristics:
- Ton/Toff = 70ns/70ns.
- Compliance: Compliant with RoHS standard.
- Package: DIP-8.
Conclusion
The JSMSEMI IRS4427PBF is a robust, dual-channel MOSFET driver offering high-speed performance and reliability for power switching applications. With latch-up immunity, reverse current tolerance, and ESD protection, it ensures precise control and durability. Operating over a wide temperature range, it is ideal for various applications, including power supplies, converters, and motor control, in a compact DIP-8 package.
