component
MX2804
Public Made by Adomby adom
Mixic Stepper Motor Driver, SSOP-24-150mil. 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
markdownMX2804
Mixic · Stepper Motor Driver · SSOP-24-150mil
MX2804 from Mixic, in a SSOP-24-150mil. 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 | 1B | input | Base input of Darlington channel 1, with VIN(OFF) at most 0.7 V, VIN(ON) at least 2.8 V at Iout=400 mA, and a recommended input range of 0 to 24 V. |
| 2 | 2B | input | Base input of Darlington channel 2, with VIN(OFF) at most 0.7 V, VIN(ON) at least 2.8 V at Iout=400 mA, and a recommended input range of 0 to 24 V. |
| 3 | 3B | input | Base input of Darlington channel 3, with VIN(OFF) at most 0.7 V, VIN(ON) at least 2.8 V at Iout=400 mA, and a recommended input range of 0 to 24 V. |
| 4 | 4B | input | Base input of Darlington channel 4, with VIN(OFF) at most 0.7 V, VIN(ON) at least 2.8 V at Iout=400 mA, and a recommended input range of 0 to 24 V. |
| 5 | 5B | input | Base input of Darlington channel 5, with VIN(OFF) at most 0.7 V, VIN(ON) at least 2.8 V at Iout=400 mA, and a recommended input range of 0 to 24 V. |
| 6 | 6B | input | Base input of Darlington channel 6, with VIN(OFF) at most 0.7 V, VIN(ON) at least 2.8 V at Iout=400 mA, and a recommended input range of 0 to 24 V. |
| 7 | 7B | input | Base input of Darlington channel 7, with VIN(OFF) at most 0.7 V, VIN(ON) at least 2.8 V at Iout=400 mA, and a recommended input range of 0 to 24 V. |
| 8 | 8B | input | Base input of Darlington channel 8, with VIN(OFF) at most 0.7 V, VIN(ON) at least 2.8 V at Iout=400 mA, and a recommended input range of 0 to 24 V. |
| 9 | INA | input | Logic input for H-bridge output A, TTL/CMOS compatible, with high level from 1.5 V up to VCC. |
| 10 | INB | input | Logic input for H-bridge output B, TTL/CMOS compatible, with high level from 1.5 V up to VCC. |
| 11 | GND | power_in | Ground connection. |
| 12 | GND | power_in | Ground connection. |
| 13 | VCC | power_in | H-bridge motor driver supply voltage, recommended 4.5 V to 15 V with absolute maximum 4.5 V to 18 V. |
| 14 | OUTA | output | H-bridge output A, rated for 0.1 A continuous output at VCC=12 V and 0.5 A peak. |
| 15 | OUTB | output | H-bridge output B, rated for 0.1 A continuous output at VCC=12 V and 0.5 A peak. |
| 16 | COM | passive | Common terminal of the Darlington clamp diodes for inductive load flyback, with clamp diode reverse voltage 50 V and forward peak current 500 mA. |
| 17 | 8C | output | Collector output of Darlington channel 8, rated 500 mA per channel with VCE up to 50 V. |
| 18 | 7C | output | Collector output of Darlington channel 7, rated 500 mA per channel with VCE up to 50 V. |
| 19 | 6C | output | Collector output of Darlington channel 6, rated 500 mA per channel with VCE up to 50 V. |
| 20 | 5C | output | Collector output of Darlington channel 5, rated 500 mA per channel with VCE up to 50 V. |
| 21 | 4C | output | Collector output of Darlington channel 4, rated 500 mA per channel with VCE up to 50 V. |
| 22 | 3C | output | Collector output of Darlington channel 3, rated 500 mA per channel with VCE up to 50 V. |
| 23 | 2C | output | Collector output of Darlington channel 2, rated 500 mA per channel with VCE up to 50 V. |
| 24 | 1C | output | Collector output of Darlington channel 1, rated 500 mA per channel with VCE up to 50 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Mixic |
| Package | SSOP-24-150mil |
| Category | Motor Driver ICs |
| Pins | 24 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Collector-emitter voltage | VCE | 0 | 50 | V | 4 | ||
| Output current (Darlington channel) | IOUT | 0 | 233 | mA/ch | TPW=25ms, TA=85℃, TJ=120℃, Duty=10% | 4 | |
| Output current (Darlington channel) | IOUT | 0 | 70 | mA/ch | Duty=50% | 4 | |
| Control signal input voltage | VIN | 0 | 24 | V | 4 | ||
| Input voltage (output on) | VIN(ON) | 2.8 | 24 | V | Iout=400mA, hFE=800 | 4 | |
| Input voltage (output off) | VIN(OFF) | 0 | 0.7 | V | 4 | ||
| Clamp diode reverse voltage | VR | 50 | V | 4 | |||
| Clamp diode forward peak current | IF | 500 | mA | 4 | |||
| Supply voltage (H-bridge) | VCC | 4.5 | 15 | V | 4 | ||
| Continuous output current (H-bridge) | IOUT | 0.1 | A | VCC=12V | 4 | ||
| Operating temperature range | TA | -40 | 85 | ℃ | 4 | ||
| Power dissipation | PD | 0.5 | W | TA=85℃, SSOP24 package | 4 | ||
| Collector-emitter voltage | VCE | -0.5 | 50 | V | 4 | ||
| COM terminal voltage | VCOM | 50 | V | 4 | |||
| Input voltage | VI | -0.5 | 30 | V | 4 | ||
| Collector peak current | ICP | 500 | mA/ch | 4 | |||
| Output clamp diode forward peak current | IOK | 500 | mA | 4 | |||
| Total emitter maximum peak current | IET | -2.5 | A | 4 | |||
| Supply voltage (H-bridge) | VCC | 4.5 | 18 | V | 4 | ||
| Output current peak (H-bridge) | IMax | 0.5 | A | 4 | |||
| Input high level (H-bridge) | VHIN | 1.5 | V | Upper limit printed as VCC | 4 | ||
| Maximum operating junction temperature | TJ | 150 | ℃ | 4 | |||
| Soldering temperature | 260 | ℃ | 10s | 4 | |||
| Storage temperature range | Tstg | -60 | 150 | ℃ | 4 | ||
| Power dissipation | PD | 1.2 | W | SSOP24 package, TA=25℃ (derate per Tj/TA/θJA note) | 4 | ||
| On-state input voltage | VI(ON) | 1.9 | 2.4 | V | VCE=2V, IC=200mA | 5 | |
| On-state input voltage | VI(ON) | 2 | 2.7 | V | VCE=2V, IC=250mA | 5 | |
| On-state input voltage | VI(ON) | 2.1 | 3 | V | VCE=2V, IC=300mA | 5 | |
| Collector-emitter saturation voltage | VCE(SAT) | 0.78 | 1 | V | VI=2.4V, IC=30mA | 5 | |
| Collector-emitter saturation voltage | VCE(SAT) | 0.82 | 1.1 | V | VI=2.4V, IC=60mA | 5 | |
| Collector-emitter saturation voltage | VCE(SAT) | 0.9 | 1.2 | V | VI=2.4V, IC=120mA | 5 | |
| Collector-emitter saturation voltage | VCE(SAT) | 1.1 | 1.4 | V | VI=2.4V, IC=240mA | 5 | |
| Collector-emitter saturation voltage | VCE(SAT) | 1.25 | 1.6 | V | VI=2.4V, IC=350mA | 5 | |
| Collector-emitter saturation voltage (production test limit) | VCE(SAT) | 0.75 | 1.15 | V | Production test: VI=5V, IC=100mA | 5 | |
| Clamp diode forward voltage | VF | 1.6 | 1.8 | V | IF=350mA | 5 | |
| Collector cut-off leakage current | ICEX | 50 | μA | VCE=50V, II=0 | 5 | ||
| Collector cut-off leakage current | ICEX | 100 | μA | VCE=50V, TA=85℃, VI=0V | 5 | ||
| Input current | II | 4 | 5.3 | mA | VIN=12V, IC=60mA | 5 | |
| Input current | II | 1.7 | 2.2 | mA | VIN=6V | 5 | |
| Input current | II | 1.1 | 1.6 | mA | VIN=4.5V | 5 | |
| Input current | II | 0.35 | 0.7 | mA | VIN=2.4V | 5 | |
| Input current (production test limit) | II | 0.7 | 1.5 | mA | Production test: VIN=5V, IC=100mA | 5 | |
| Clamp diode reverse current | IR | 100 | μA | VR=50V | 5 | ||
| Propagation delay low-to-high | tPLH | 0.15 | 1 | μs | VL=12V, RL=45Ω | 5 | |
| Propagation delay high-to-low | tPHL | 0.15 | 1 | μs | VL=12V, RL=45Ω | 5 | |
| Quiescent current | IQ | 0.1 | 2 | uA | VAIN=0, VBIN=0 | 5 | |
| Input current (H-bridge) | IIN | 500 | 700 | uA | VAIN=5V, VBIN=5V | 5 | |
| Output saturation voltage | VO(sat) | 1 | 1.2 | V | IOUT=100mA | 5 | |
| Continuous output current (H-bridge) | IOUT | 0.2 | A | 5 | |||
| Output peak current (H-bridge) | IMax | 0.5 | A | VCC=12V | 5 |
CAD (KiCad official)
- Symbol:
MX2804 - Footprint:
Package_SO:SSOP-24_5.3x8.2mm_P0.65mm - 3D model: SSOP-24-150mil (KiCad packages3D, STEP)
- 3D model files:
mx2804-etched.step/mx2804-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);mx2804.step/mx2804.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Mixic datasheet (10 pp, sha256
219dfadd137ac650, 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-haiku-5-5(text), consensusclaude-sonnet-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).