component
L9110SSA.TR
Public Made by Adomby adom
Wuxi I-core Elec Motor Driver ICs, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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L9110SSA.TR
Wuxi I-core Elec · Motor Driver ICs · SOP-8
L9110SSA.TR from Wuxi I-core Elec, 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 | X4 | output | Forward-rotation motor output (X4); driven high for forward (BAK=0, FOR=1), low for reverse and brake, high-Z in standby. |
| 2 | VDD1 | power_in | Power supply for the H-bridge output stage; operating range 2 to 5.5 V (typ. 5 V), absolute maximum 7.0 V. |
| 3 | VDD2 | power_in | Logic supply; operating range 2 to 5.5 V (typ. 5 V), absolute maximum 7.0 V. |
| 4 | X3 | output | Reverse-rotation motor output (X3); driven high for reverse (BAK=1, FOR=0), low for forward and brake, high-Z in standby. |
| 5 | GND | power_in | Ground; must be shorted externally to pin 8. |
| 6 | FOR | input | Forward-rotation logic input; VIH min 2.2 V and VIL max 0.8 V at VDD2=4.5 V. |
| 7 | BAK | input | Reverse-rotation logic input; VIH min 2.2 V and VIL max 0.8 V at VDD2=4.5 V. |
| 8 | GND | power_in | Ground; must be shorted externally to pin 5. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Wuxi I-core Elec |
| Package | SOP-8 |
| Category | Power Management 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 |
|---|---|---|---|---|---|---|---|
| Operating voltage | VDD | 2 | 5 | 5.5 | V | VDD1 and VDD2 | 5 |
| VDD1 standby current | ISTB1 | 0.5 | 7 | uA | FOR=BAK=L, VDD1=5V | 5 | |
| VDD2 standby current | ISTB2 | 0 | 7 | uA | FOR=BAK=L, VDD2=5V | 5 | |
| Input high voltage | VIH | 2.2 | V | VDD2=4.5V | 5 | ||
| Input low voltage | VIL | 0.8 | V | VDD2=4.5V | 5 | ||
| Output high voltage | VOH | 4.3 | 4.42 | V | Output current 150mA, test pin X3/X4 | 5 | |
| Output low voltage | VOL | 0.1 | 0.2 | V | Input current 150mA, test pin X3/X4 | 5 | |
| Supply voltage (recommended) | VDD | 2 | 5.5 | V | 5 | ||
| Operating temperature range | TA | -40 | 85 | ℃ | 5 | ||
| Supply voltage (absolute max) | VDD | 7 | V | Tamb=25℃ | 5 | ||
| Input voltage | VIN | -0.3 | V | Max is VDD+0.3, Tamb=25℃ | 5 | ||
| Junction temperature | TJ | 150 | ℃ | Tamb=25℃ | 5 | ||
| Storage temperature | Tstg | -65 | 150 | ℃ | Tamb=25℃ | 5 | |
| Soldering temperature | TL | 250 | ℃ | 10s SOP8, Tamb=25℃ | 5 | ||
| VDD1 quiescent current | IDD1 | 170 | uA | FOR=H or BAK=H, output floating, VDD1=VDD2=5V | 5 | ||
| VDD2 quiescent current | IDD2 | 100 | uA | FOR=H or BAK=H, output floating, VDD1=VDD2=5V | 5 | ||
| Driver on-resistance | Ron | 0.56 | Ω | VDD1=4.5V, IO=±150mA | 5 |
CAD (KiCad official)
- Symbol:
L9110SSA.TR - Footprint:
Package_SO:SOIC-8_3.9x4.9mm_P1.27mm - 3D model: SOP-8 (KiCad packages3D, STEP)
- 3D model files:
l9110ssa-tr-etched.step/l9110ssa-tr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);l9110ssa-tr.step/l9110ssa-tr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Wuxi I-core Elec datasheet (9 pp, sha256
ed5405c68d55d60e, retrieved 2026-10-26, 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), 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).
# L9110SSA.TR
**Wuxi I-core Elec** · Motor Driver ICs · SOP-8
L9110SSA.TR from Wuxi I-core Elec, 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 | X4 | output | Forward-rotation motor output (X4); driven high for forward (BAK=0, FOR=1), low for reverse and brake, high-Z in standby. |
| 2 | VDD1 | power_in | Power supply for the H-bridge output stage; operating range 2 to 5.5 V (typ. 5 V), absolute maximum 7.0 V. |
| 3 | VDD2 | power_in | Logic supply; operating range 2 to 5.5 V (typ. 5 V), absolute maximum 7.0 V. |
| 4 | X3 | output | Reverse-rotation motor output (X3); driven high for reverse (BAK=1, FOR=0), low for forward and brake, high-Z in standby. |
| 5 | GND | power_in | Ground; must be shorted externally to pin 8. |
| 6 | FOR | input | Forward-rotation logic input; VIH min 2.2 V and VIL max 0.8 V at VDD2=4.5 V. |
| 7 | BAK | input | Reverse-rotation logic input; VIH min 2.2 V and VIL max 0.8 V at VDD2=4.5 V. |
| 8 | GND | power_in | Ground; must be shorted externally to pin 5. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Wuxi I-core Elec |
| Package | SOP-8 |
| Category | Power Management 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 |
|---|---|---|---|---|---|---|---|
| Operating voltage | VDD | 2 | 5 | 5.5 | V | VDD1 and VDD2 | 5 |
| VDD1 standby current | ISTB1 | | 0.5 | 7 | uA | FOR=BAK=L, VDD1=5V | 5 |
| VDD2 standby current | ISTB2 | | 0 | 7 | uA | FOR=BAK=L, VDD2=5V | 5 |
| Input high voltage | VIH | 2.2 | | | V | VDD2=4.5V | 5 |
| Input low voltage | VIL | | | 0.8 | V | VDD2=4.5V | 5 |
| Output high voltage | VOH | 4.3 | 4.42 | | V | Output current 150mA, test pin X3/X4 | 5 |
| Output low voltage | VOL | | 0.1 | 0.2 | V | Input current 150mA, test pin X3/X4 | 5 |
| Supply voltage (recommended) | VDD | 2 | | 5.5 | V | | 5 |
| Operating temperature range | TA | -40 | | 85 | ℃ | | 5 |
| Supply voltage (absolute max) | VDD | | | 7 | V | Tamb=25℃ | 5 |
| Input voltage | VIN | -0.3 | | | V | Max is VDD+0.3, Tamb=25℃ | 5 |
| Junction temperature | TJ | | | 150 | ℃ | Tamb=25℃ | 5 |
| Storage temperature | Tstg | -65 | | 150 | ℃ | Tamb=25℃ | 5 |
| Soldering temperature | TL | | | 250 | ℃ | 10s SOP8, Tamb=25℃ | 5 |
| VDD1 quiescent current | IDD1 | | 170 | | uA | FOR=H or BAK=H, output floating, VDD1=VDD2=5V | 5 |
| VDD2 quiescent current | IDD2 | | 100 | | uA | FOR=H or BAK=H, output floating, VDD1=VDD2=5V | 5 |
| Driver on-resistance | Ron | | 0.56 | | Ω | VDD1=4.5V, IO=±150mA | 5 |
## CAD (KiCad official)
- Symbol: `L9110SSA.TR`
- Footprint: `Package_SO:SOIC-8_3.9x4.9mm_P1.27mm`
- 3D model: SOP-8 (KiCad packages3D, STEP)
- 3D model files: `l9110ssa-tr-etched.step` / `l9110ssa-tr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `l9110ssa-tr.step` / `l9110ssa-tr.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Wuxi I-core Elec datasheet](docs/l9110ssa-tr-datasheet.pdf) (9 pp, sha256 `ed5405c68d55d60e`, retrieved 2026-10-26, 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`, primary `claude-sonnet-5-5` (text), consensus `claude-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).
[Datasheet PDF](docs/l9110ssa-tr-datasheet.pdf)