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MIC4224
  • MIC4224
  • MIC4224

MIC4224

In Production

The MIC4223/MIC4224/MIC4225 are a family of a dual 4 A, high-speed, low-side MOSFET gate drivers with logic-level driver enables. The devices are fabricated on Bipolar/CMOS/DMOS (BCD) process and operate from a 4.5 V to 18 V supply voltage. The devices parallel Bipolar and CMOS output stage architecture provides high current throughout the MOSFETs Miller Region allowing the driver to sink and source 4 A of peak current from a 12 V supply and quickly charge and discharge a 2000 pF load capacitance in under 15ns, while allowing the outputs to swing within 0.3 V of VDD and 0.16 V of ground. The MIC4223/MIC4224/MIC4225 gate drivers and enable inputs feature TTL and CMOS logic-level thresholds which are independent of supply voltage. Each driver features a dedicated active-high enable inpu...

Microchip Technology MIC4224 Product Info

16 April 2026 0

Parameters

Capacitive Load Drive

2000 pF in 15 ns

MOSFET Driver Type

Low Side

Supply Voltage Max V (volt)

18

Peak Sink Current A (ampere)

4

Peak Source Current A (ampere)

4

Propagation Delay tD1 ns (nanosecond)

25

Propagation Delay tD2 ns (nanosecond)

35

Sink Resistance Ω (ohm)

16

Source Resistance Ω (ohm)

30

Fall Time tF ns (nanosecond)

15

Rise Time tR ns (nanosecond)

15

# of Outputs

2

Output Type

Non-inverting

Integrated MOSFETs

External

Peak Low-Side Source Current (Ampere)

4

Supply Voltage Min V (volt)

4.5

Low-Side Source Resistance Typ (Ohms) Ω (ohm)

30

Low-Side Sink Resistance Typ (Ohms) Ω (ohm)

16

Low-Side Rise Time (ns)

15

Low-Side Fall Time (ns)

15

Low-Side Turn-On Prop Delay (ns)

25

Low Side Turn-off Propagation delay (ns)

35

Temp Range (T-Junction) Min °C (degrees Celsius)

-40

Temp Range (T-Junction) Max °C (degrees Celsius)

125

Temp Range (T-Ambient) Min °C (degrees Celsius)

-

Temp Range (T-Ambient) Max °C (degrees Celsius)

-

Output Configuration

Low-Side

Features

  • 4.5 V to 18 V supply voltage operating range
  • High peak source/sink current
  • ±3 A at VDD = 8 V
  • ±4 A at VDD = 12 V
  • 15 ns / 15 ns rise and fall times with 2,000 pF load
  • 25 ns / 35 ns (rising/falling) input propagation delay
  • 20 ns / 45 ns (rising/falling) enable propagation delay
  • Active-high driver enable inputs with 100 kΩ pull-ups
  • CMOS and TTL logic input and enable thresholds independent of supply voltage
  • Driver input protection to -5 V at -40 mA
  • Output latch-up protection to >500 mA reverse current
  • Industry standard pin out with two package options
  • ePad MSOP-8 ( θJA = 60°C/W)
  • 8-pin SOIC ( θJA = 120°C/W)
  • Available in dual-inverting (MIC4223), dual non-inverting (MIC4224) and complementary (MIC4225)
  • Dual output drive by paralleling channels
  • -40°C to +125°C operating junction temperature range
  • Description

    The MIC4223/MIC4224/MIC4225 are a family of a dual 4 A, high-speed, low-side MOSFET gate drivers with logic-level driver enables. The devices are fabricated on Bipolar/CMOS/DMOS (BCD) process and operate from a 4.5 V to 18 V supply voltage. The devices parallel Bipolar and CMOS output stage architecture provides high current throughout the MOSFETs Miller Region allowing the driver to sink and source 4 A of peak current from a 12 V supply and quickly charge and discharge a 2000 pF load capacitance in under 15ns, while allowing the outputs to swing within 0.3 V of VDD and 0.16 V of ground. The MIC4223/MIC4224/MIC4225 gate drivers and enable inputs feature TTL and CMOS logic-level thresholds which are independent of supply voltage. Each driver features a dedicated active-high enable input which is internally pulled high to VDD through 100 kΩ, allowing the pins to be left unconnected if it is not required to disable the driver outputs. The driver inputs have been designed to protect against ground bounce and are protected to withstand -5 V of voltage swing at -40 mA. Driver outputs are also protected to withstand 500 mA of reverse current. The MIC4223/MIC4224/MIC4225 are available in three configurations using industry standard pin out; dual inverting (MIC4223), dual non-inverting (MIC4224) and complimentary (MIC4225). They are available in 8-pin SOIC and thermally enhanced ePadD 8-pin MSOP and support operating junction temperatures from -40°C to +125°C.

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