MIC4421AZT
- Mfr.Part #
- MIC4421AZT
- Manufacturer
- Microchip Technology
- Package / Case
- TO-220-5
- Datasheet
- Download
- Description
- IC GATE DRVR LOW-SIDE TO220-5
- Stock
- 1
- In Stock :
- 1
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- Manufacturer :
- Microchip Technology
- Product Category :
- Gate Drivers
- Turn On Time :
- 0.08 µs
- Min Supply Voltage :
- 4.5 V
- Package Shape :
- RECTANGULAR
- Number of Outputs :
- 1
- Max Supply Voltage :
- 18 V
- Operating Supply Current :
- 500 uA
- Gate Type :
- N-Channel MOSFET
- Power Dissipation :
- 1.756kW
- JESD-609 Code :
- e3
- JESD-30 Code :
- R-PSFM-T5
- Maximum Operating Temperature :
- + 70 C
- Output Current :
- 9A
- Series :
- --
- Channel Type :
- Single
- Terminal Pitch :
- 1.7 mm
- Package :
- Tube
- Fall Time (Typ) :
- 24 ns
- Number of Terminals :
- 5
- Package / Case :
- TO-220-5
- Nominal Supply Current :
- 500μA
- Base Part Number :
- MIC4421
- Number of Drivers :
- 1
- Time@Peak Reflow Temperature-Max (s) :
- Not Applicable
- Voltage - Supply :
- 4.5V~18V
- Supply Current-Max :
- 3 mA
- Driven Configuration :
- Low-Side
- Packaging :
- Tube
- Output Characteristics :
- TOTEM-POLE
- Qualification Status :
- Not Qualified
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Input Characteristics :
- Standard
- Product :
- MOSFET Gate Drivers
- Min Operating Temperature :
- 0 °C
- Turn Off Time :
- 0.08 µs
- Logic Voltage - VIL, VIH :
- 0.8V 3V
- High Side Driver :
- No
- Base Product Number :
- MIC4421
- Number of Functions :
- 1
- Number of Terminations :
- 5
- Supplier Device Package :
- TO-220-5
- RoHS :
- Compliant
- Interface IC Type :
- BUFFER OR INVERTER BASED MOSFET DRIVER
- Product Type :
- Gate Drivers
- Surface Mount :
- No
- Minimum Operating Temperature :
- 0 C
- Turn On Delay Time :
- 68 ns
- Type :
- Low-Side
- Terminal Finish :
- Matte Tin (Sn) - annealed
- Turn-On Delay Time :
- 68 ns
- HTS Code :
- 8542.39.00.01
- Output Polarity :
- INVERTED
- Max Output Current :
- 9A
- Manufacturer :
- Microchip
- RoHS Status :
- ROHS3 Compliant
- Turn-Off Delay Time :
- 60 ns
- Reach Compliance Code :
- Compliant
- Max Power Dissipation :
- 1.756kW
- Product Category :
- Gate Drivers
- Temperature Grade :
- COMMERCIAL
- ECCN Code :
- EAR99
- Peak Reflow Temperature (Cel) :
- Not Applicable
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Factory Lead Time :
- 8 Weeks
- Mount :
- Through Hole
- Rise / Fall Time (Typ) :
- 20ns 24ns
- Operating Temperature :
- 0°C~150°C TJ
- Max Operating Temperature :
- 70 °C
- Terminal Position :
- Single
- Terminal Form :
- THROUGH-HOLE
- Output Peak Current Limit-Nom :
- 9A
- Configuration :
- Inverting
- Rise Time :
- 20ns
- Product Status :
- Active
- Mounting Type :
- Through Hole
- Mounting Style :
- Through Hole
- Published :
- 2012
- Current - Peak Output (Source, Sink) :
- 9A 9A
- Subcategory :
- PMIC - Power Management ICs
- Brand :
- Microchip Technology
- Input Type :
- Inverting
- Datasheets
- MIC4421AZT

Gate Drivers Microchip Technology MIC4421AZT Overview
The MIC4421AZT from Microchip Technology is a robust low-side gate driver designed to optimize performance in various applications requiring high-speed switching and high drive current capability. This gate driver, encapsulated in a TO-220-5 package, is engineered to efficiently control MOSFETs and IGBTs. With its ability to handle up to 9A of peak output current and its wide operating voltage range, the MIC4421AZT stands out for its reliability and efficiency in demanding environments. The integration of this gate driver by Microchip Technology facilitates improved system performance, enhanced reliability, and increased efficiency, making it a prime choice for developers and engineers looking to leverage superior driving capabilities in their circuits.
MIC4421AZT Features
The MIC4421AZT gate driver is packed with features that make it highly effective for power management applications. Key features include a high peak output current of up to 9A, a wide supply voltage range from 4.5V to 18V, and logic-level input compatible with standard TTL and CMOS levels (4.5V to 15V). Additionally, it offers robust protection features such as under-voltage lockout and matched rise and fall times to minimize switching losses. Its design is also characterized by low propagation delay times, ensuring quick response to driving signals.
MIC4421AZT Applications
- DC-DC Converters: Utilizes its high-speed switching capabilities to enhance efficiency and performance in DC-DC converter circuits.
- Motor Control Systems: Drives high-power MOSFETs and IGBTs in motor controllers, facilitating improved motor speed and direction control.
- Solar Inverters: Employs its robust driving power to manage the switches in solar inverters, optimizing energy conversion from solar panels to usable AC power.
- Power Management Systems: Helps in managing power distribution and efficiency in complex systems like servers and telecommunications equipment.
- LED Lighting: Supports LED lighting applications by driving power elements that require high current for brightness control and stability.
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