TC4421EPA
- Mfr.Part #
- TC4421EPA
- Manufacturer
- Microchip Technology
- Package / Case
- 8-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC GATE DRVR LOW-SIDE 8DIP
- Stock
- 14,487
- In Stock :
- 14,487
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- Manufacturer :
- Microchip Technology
- Product Category :
- Gate Drivers
- Turn-On Delay Time :
- 60 ns
- Minimum Operating Supply Voltage :
- 4.5 V
- RoHS :
- Compliant
- Height Seated (Max) :
- 4.32mm
- Schedule B :
- 8542390000
- Driven Configuration :
- Low-Side
- Mounting Type :
- Through Hole
- Fall Time (Typ) :
- 75 ns
- Peak Output Current :
- 9 A
- Input Logic Compatibility :
- CMOS/TTL
- Nominal Supply Current :
- 1.5mA
- Mounting :
- Through Hole
- Max Power Dissipation :
- 730mW
- Number of Programmable I/O :
- 5
- Rise / Fall Time (Typ) :
- 60ns 60ns
- Radiation Hardening :
- No
- Brand :
- Microchip Technology
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Operating Supply Current :
- 1.5 mA
- Base Part Number :
- TC4421
- Channel Type :
- Single
- Number of Timers/Counters :
- 1
- Pbfree Code :
- yes
- RAM Size :
- 25b
- Product Status :
- Active
- Published :
- 2004
- Number of Drivers :
- 1
- Terminal Finish :
- Matte Tin (Sn)
- Operating Supply Voltage :
- 4.5 V to 18 V
- Min Operating Temperature :
- -40 °C
- ECCN Code :
- EAR99
- Configuration :
- Inverting
- JESD-609 Code :
- e3
- Propagation Delay :
- 60 ns
- Interface IC Type :
- BUFFER OR INVERTER BASED MOSFET DRIVER
- Data Bus Width :
- 8B
- Voltage - Supply :
- 4.5V~18V
- Logic Voltage - VIL, VIH :
- 0.8V 2.4V
- Driver Configuration :
- Inverting
- RoHS Status :
- ROHS3 Compliant
- Product :
- MOSFET Gate Drivers
- Maximum Operating Supply Voltage :
- 18 V
- Mount :
- Through Hole
- Max Supply Voltage :
- 18 V
- Minimum Operating Temperature :
- - 40 C
- Number of Outputs :
- 1
- Series :
- -
- Core Architecture :
- PIC
- Max Output Current :
- 9A
- Number of Terminations :
- 8
- Input Type :
- Inverting
- Supplier Device Package :
- 8-PDIP
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Number of Functions :
- 1
- Supplier Package :
- PDIP
- Rise Time :
- 75ns
- Maximum Operating Temperature :
- + 85 C
- Lead Free :
- Lead Free
- Max Operating Temperature :
- 85 °C
- Screening Level :
- Industrial
- Factory Lead Time :
- 7 Weeks
- Mounting Style :
- Through Hole
- Memory Type :
- EPROM
- Manufacturer :
- Microchip
- High Side Driver :
- yes
- Output Current :
- 375mA
- Power Dissipation :
- 730mW
- Turn On Delay Time :
- 60 ns
- Driver Type :
- Low Side
- Max Supply Current :
- 1.5mA
- Length :
- 9.46mm
- Operating Temperature :
- -40°C~150°C TJ
- Terminal Position :
- Dual
- Memory Size :
- 768B
- Product Category :
- Gate Drivers
- Output Peak Current Limit-Nom :
- 9A
- Watchdog Timer :
- yes
- Max Frequency :
- 4MHz
- Package / Case :
- 8-DIP (0.300, 7.62mm)
- Package :
- Tube
- Base Product Number :
- TC4421
- Min Supply Voltage :
- 4.5 V
- Packaging :
- Tube
- REACH SVHC :
- No SVHC
- Logic Type :
- CMOS, TTL
- Pin Count :
- 8
- Current - Peak Output (Source, Sink) :
- 9A 9A
- Number of Pins :
- 8
- Gate Type :
- IGBT, N-Channel, P-Channel MOSFET
- Product Type :
- Gate Drivers
- Datasheets
- TC4421EPA

Gate Drivers Microchip Technology TC4421EPA Overview
The Microchip Technology TC4421EPA is a high-performance, robust gate driver designed to interface with MOSFETs, IGBTs, and other low-side switching devices that require high peak driving currents. Ideal for transforming TTL or CMOS input signals to a higher power output with minimal propagation delays, this gate driver ensures reliability and efficiency in high-speed switching applications. The integration of this driver in your circuitry can simplify design and enhance overall system robustness, making it a preferred choice for engineers looking to streamline development and enhance end-product performance.
TC4421EPA Features
The TC4421EPA gate driver offers impressive specifications including an output current of up to 9A, wide operating voltage range from 4.5V to 18V, and high peak output current, which ensures efficient handling of high capacitive loads. Additionally, the device boasts fast rise and fall times which minimizes transition losses, and a high noise immunity that preserves signal integrity in challenging conditions.
TC4421EPA Applications
- DC-DC Converters: In this application, the TC4421EPA is used to drive MOSFETs in the high-frequency switching stages of DC-DC converters, ensuring efficient power conversion with minimal heat generation and reliable performance.
- Motors and Actuators: This driver is crucial in controlling motors and actuators, providing the necessary current and voltage to handle the inductive loads and start/stop dynamics without stressing the controller.
- Solar Power Inverters: For solar inverters, the TC4421EPA facilitates the management of power transistors used to convert DC from photovoltaic cells into AC, optimizing the inverter's efficiency and response time to changing load conditions.
- LED Lighting Systems: It drives switching devices in LED lighting systems, where precise control over dimming and color switching is necessary. Its high drive current capability ensures smooth operation even with large arrays of LEDs.
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