component
GR2823M
Public Made by Adomby adom
GR Stepper Motor Driver, SOP-16. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownGR2823M
GR · Stepper Motor Driver · SOP-16
GR2823M from GR, in a SOP-16. 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 | VDDL | power_in | Low-voltage logic supply, 3V to 5.5V. |
| 2 | GND | power_in | Power ground. |
| 3 | SCK | input | Serial data clock input, maximum SCK frequency 10 MHz. |
| 4 | EN | input | Output enable input, driven high after the 8-bit shift to latch data to the outputs. |
| 5 | RST | input | Output reset input, high closes all outputs and low enables them. |
| 6 | DATA | input | Serial data input. |
| 7 | GND | power_in | Power ground. |
| 8 | VDDH | power_in | High-voltage motor/load supply, 3V to 18V. |
| 9 | M2D | output | Open-drain output, group 2 phase D, up to 400 mA with built-in clamp diode. |
| 10 | M2C | output | Open-drain output, group 2 phase C, up to 400 mA with built-in clamp diode. |
| 11 | M2B | output | Open-drain output, group 2 phase B, up to 400 mA with built-in clamp diode. |
| 12 | M2A | output | Open-drain output, group 2 phase A, up to 400 mA with built-in clamp diode. |
| 13 | M1D | output | Open-drain output, group 1 phase D, up to 400 mA with built-in clamp diode. |
| 14 | M1C | output | Open-drain output, group 1 phase C, up to 400 mA with built-in clamp diode. |
| 15 | M1B | output | Open-drain output, group 1 phase B, up to 400 mA with built-in clamp diode. |
| 16 | M1A | output | Open-drain output, group 1 phase A, up to 400 mA with built-in clamp diode. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | GR |
| Package | SOP-16 |
| Category | Motor Driver ICs |
| Pins | 16 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Input voltage (low-voltage supply) | VCCL | 6 | V | 1 | |||
| Output voltage | VOUT | 20 | V | 1 | |||
| Clamp protection voltage | COM | 20 | V | 1 | |||
| Collector current | IOUT | 400 | mA | 1 | |||
| Power dissipation | PD | 400 | mW | 1 | |||
| Input voltage | VIN | 0 | V | 1 | |||
| Operating temperature | TA | -45 | 85 | ℃ | 1 | ||
| Storage temperature | TS | -65 | 150 | ℃ | 1 | ||
| Low-voltage supply voltage | VDDL | 3 | 5.5 | V | Ta=25°C | 2 | |
| Low-voltage operating current | IVDDL | 15 | μA | VCC = 3.3 V; VOUT all outputs off | 2 | ||
| High-voltage supply voltage | VDDH | 3 | 18 | V | Ta=25°C | 2 | |
| High-voltage operating current | IVDDH | 0.1 | 50 | μA | VR= 18V, Ta=25°C | 2 | |
| High-voltage operating current | IVDDH | 0.1 | 100 | μA | VR= 18V, Ta=85°C | 2 | |
| Output leakage current | IOH | 0 | 50 | μA | VOUT = 18V, Ta=25°C | 2 | |
| Output leakage current | IOH | 0 | 100 | μA | VOUT = 18V, Ta=85°C | 2 | |
| Low-level output voltage | VOL | 1.02 | 1.6 | V | IOUT =350mA, Ta=25°C | 2 | |
| Low-level output voltage | VOL | 0.96 | 1.3 | V | IOUT =200mA, Ta=25°C | 2 | |
| Low-level output voltage | VOL | 0.85 | 1.1 | V | IOUT =100mA, Ta=25°C | 2 | |
| Input current high | IIH | 0 | 5 | μA | VCC = 5.0 V; VIN = 5.0 V | 2 | |
| Input current low | IIL | 0 | 5 | μA | VCC = 5.0 V; VIN = 0 V | 2 | |
| Input high voltage | VIH | 2.5 | 3.3 | V | VCC = 3.3 V | 2 | |
| Input high voltage | VIH | 4 | 5 | V | VCC = 5.0 V | 2 | |
| Input low voltage | VIL | 0 | 1 | V | VCC = 3.3 V | 2 | |
| Input low voltage | VIL | 0 | 1.5 | V | VCC = 5.0 V | 2 | |
| Output clamp diode forward voltage | VF | 1.7 | 2 | V | IF =350mA, Ta=25°C | 2 |
CAD (KiCad official)
- Symbol:
GR2823M - Footprint:
Package_SO:SOIC-16_3.9x9.9mm_P1.27mm - 3D model: SOP-16 (KiCad packages3D, STEP)
- 3D model files:
gr2823m-etched.step/gr2823m-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);gr2823m.step/gr2823m.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: GR datasheet (11 pp, sha256
6bc1d6d76749b36d, retrieved 2026-10-18, tier: lcsc) - Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+vision), consensusclaude-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).