Manufacturer Part Number
TC4421AVOA
Manufacturer
Microchip Technology
Introduction
The TC4421AVOA is a high-speed power MOSFET and IGBT driver from Microchip Technology, designed for power management applications.
Product Features and Performance
Single-channel low-side gate driver
Capable of driving IGBT, N-Channel, P-Channel MOSFET gates
10A peak source and sink current capability
Logic input accepts standard TTL and CMOS voltages
Fast rise and fall times for quick switching (38ns rise, 33ns fall)
Wide operating voltage range from 4.5V to 18V
Highly immune to latch-up
Built-in undervoltage lockout for reliable operation
Thermal shutdown feature for added protection
Product Advantages
High current handling capability for driving large load capacities
Efficient power consumption for effective energy usage
Robust design with latch-up immunity increases system reliability
Wide operating temperature range suitable for various environments
Fast switching speeds enable efficient operation in high-frequency applications
Key Technical Parameters
Driven Configuration: Low-Side
Channel Type: Single
Number of Drivers: 1
Voltage - Supply: 4.5V ~ 18V
Logic Voltage - VIL, VIH: 0.8V, 2.4V
Current - Peak Output (Source, Sink): 10A, 10A
Rise / Fall Time (Typ): 38ns, 33ns
Operating Temperature: -40°C ~ 150°C (TJ)
Quality and Safety Features
Latch-up protection
Under-voltage lockout
Thermal shutdown circuitry
High reliability with extended temperature range operation
Compatibility
Compatible with IGBTs and both N-Channel and P-Channel MOSFETs
Can interface with TTL and CMOS logic signals
Application Areas
Motor control circuits
Switch mode power supplies
Power converters
DC-DC converters
Class D switching amplifiers
Product Lifecycle
Product Status: Active
Not nearing discontinuation with ongoing support
Replacements or upgrades available as part of the Microchip Technology product range
Several Key Reasons to Choose This Product
Highly efficient gate driving capabilities for powerful applications
Exceptional thermal performance and protection for long-term reliability
Suitable for a broad range of power applications due to its versatility
Facilitates compact PCB design thanks to the small 8-SOIC package
Strong industry presence and support from Microchip Technology