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HX4427-S

ZHHXDZ · Gate Drivers · SOP-8

HX4427-S from ZHHXDZ, in a SOP-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 NC unconnected No connection.
2 IN A input Channel A logic input, TTL/CMOS compatible with logic 1 threshold min 2.4 V, logic 0 max 0.8 V, input protected to -5V.
3 GND power_in Ground; tolerates up to 5V noise spikes of either polarity.
4 IN B input Channel B logic input, TTL/CMOS compatible with logic 1 threshold min 2.4 V, logic 0 max 0.8 V, input protected to -5V.
5 OUT B output Channel B inverting output, 1.5 A peak, swings within 25 mV of supply or ground, latch-up protected to >500 mA reverse current.
6 VDD power_in Positive supply, 4.5V to 18V operating range.
7 OUT A output Channel A inverting output, 1.5 A peak, swings within 25 mV of supply or ground, latch-up protected to >500 mA reverse current.
8 NC unconnected No connection.

Key specifications

Parameter Value
Manufacturer ZHHXDZ
Package SOP-8
Category Motor Driver ICs
Pins 8

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Logic 1 Input Voltage VIH 2.4 1.4 V 2
Logic 1 Input Voltage VIH 2.4 1.5 V 2
Logic 0 Input Voltage VIL 1.1 0.8 V 2
Logic 0 Input Voltage VIL 1 0.8 V 2
Input Current IIN -1 1 μA 2
High Output Voltage VOH -0.025 V Printed min is VS, 0.025 V, an offset relative to supply VS 2
Low Output Voltage VOL 0.025 V 2
Output Resistance RO 6 10 Ω 2
Output Resistance RO 8 12 Ω 2
Latch-Up Protection I 500 mA 2
Rise Time tr 18 30 ns 2
Rise Time tr 20 40 ns 2
Fall Time tf 15 20 ns 2
Fall Time tf 29 40 ns 2
Delay Time tD1 17 30 ns 2
Delay Time tD1 19 40 ns 2
Delay Time tD2 23 50 ns 2
Pulse Width tPW 400 ns 3
Power Supply Current IS 0.6 1.4 4.5 mA 3
Power Supply Current IS 1.5 8 mA 3
Power Supply Current IS 0.18 0.4 mA 3
Power Supply Current IS 0.19 0.6 mA 3
Operating Supply Voltage Range 4.5 18 V Stated as 4.5V to 18V Operating Range in Features 1
Maximum Junction Temperature TJ 150 °C 3
Storage Temperature Range TS -65 150 °C 3
Lead Temperature 300 °C 3
Junction Operating Temperature Range (commercial) TJ 0 70 °C 3
Junction Operating Temperature Range (industrial) TJ -40 85 °C 3
Thermal Resistance, SOIC 8-Ld junction-to-ambient θJA 120 °C/W 3
Thermal Resistance, SOIC 8-Ld junction-to-case θJC 75 °C/W 3

CAD (KiCad official)

  • Symbol: HX4427-S
  • Footprint: Package_SO:SOIC-8_3.9x4.9mm_P1.27mm
  • 3D model: SOP-8 (KiCad packages3D, STEP)
  • 3D model files: hx4427-s-etched.step / hx4427-s-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); hx4427-s.step / hx4427-s.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: ZHHXDZ datasheet (4 pp, sha256 3eef4b51c2612b6a, retrieved 2026-10-21, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF