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TC4424
  • TC4424
  • TC4424
  • TC4424
  • TC4424
  • TC4424

TC4424

In Production

The TC4423/4424/4425 are higher output current versions of the new TC4426/4427/4428 buffer/gate drivers, which, in turn, are improved versions of the earlier TC426/427/428 series. All three families are pin-compatible. The TC4423/4424/4425 drivers are capable of giving reliable service in far more demanding electrical environments than their antecedents. Although primarily intended for driving power MOSFETs, the TC4423/4424/4425 gate drivers are equally well-suited to driving any other load (capacitive, resistive, or inductive) which requires a low impedance driver capable of high peak currents and fast switching times. For example, heavily loaded clock lines, coaxial cables, or piezoelectric transducers can all be driven from the TC4423/4424/4425. The only known limitation on loading is t...

Microchip Technology TC4424 Product Info

16 April 2026 0

Parameters

Capacitive Load Drive

1,800 pF in 25 ns

MOSFET Driver Type

Low Side

Supply Voltage Max V (volt)

18

Peak Sink Current A (ampere)

3

Peak Source Current A (ampere)

3

Propagation Delay tD1 ns (nanosecond)

75

Propagation Delay tD2 ns (nanosecond)

75

Sink Resistance Ω (ohm)

5

Source Resistance Ω (ohm)

5

Fall Time tF ns (nanosecond)

25

Rise Time tR ns (nanosecond)

25

# of Outputs

2

Output Type

Non-inverting

Integrated MOSFETs

External

Peak Low-Side Source Current (Ampere)

3

Supply Voltage Min V (volt)

4.5

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

2.8

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

3.5

Low-Side Rise Time (ns)

23

Low-Side Fall Time (ns)

25

Low-Side Turn-On Prop Delay (ns)

33

Low Side Turn-off Propagation delay (ns)

38

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

-

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

150

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

-55

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

125

Output Configuration

Low-Side

Features

  • Wide Operating Range: 4.5 V to 18 V
  • High Capacitive Load Drive Capability: 1,800 pF in 25 ns
  • Short Delay Times: < 40 ns (Typical)
  • Matched Rise/Fall Times
  • With Logic ''1'' Input: 3.5 mA
  • With Logic ''0'' Input: 350 µA
  • Low Output Impedance: 3.5 Ω (Typical)
  • Latch-Up Protected: Will Withstand 1.5 A Reverse Current
  • Logic Input Will Withstand Negative Swing Up to 5 V
  • Pinouts Same as TC1426/27/28;TC4426/27/28
  • Description

    The TC4423/4424/4425 are higher output current versions of the new TC4426/4427/4428 buffer/gate drivers, which, in turn, are improved versions of the earlier TC426/427/428 series. All three families are pin-compatible. The TC4423/4424/4425 drivers are capable of giving reliable service in far more demanding electrical environments than their antecedents. Although primarily intended for driving power MOSFETs, the TC4423/4424/4425 gate drivers are equally well-suited to driving any other load (capacitive, resistive, or inductive) which requires a low impedance driver capable of high peak currents and fast switching times. For example, heavily loaded clock lines, coaxial cables, or piezoelectric transducers can all be driven from the TC4423/4424/4425. The only known limitation on loading is the total power dissipated in the driver must be kept within the maximum power dissipation limits of the package.

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