component
DTC114WCA
Public Made by Adomby adom
Changjing Digital Transistors, SOT-23. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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DTC114WCA
Changjing · Digital Transistors · SOT-23
DTC114WCA from Changjing, in a SOT-23. 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 | IN | input | Input voltage is rated from -10 V to +30 V, and the built-in input resistor R1 is typically 10 kΩ (7 to 13 kΩ). |
| 2 | GND | power_in | Ground reference pin for the device. |
| 3 | OUT | output | Output current is rated up to 100 mA, with supply voltage VCC up to 50 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Changjing |
| Package | SOT-23 |
| Category | Transistors/Thyristors |
| Pins | 3 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Supply Voltage | VCC | 50 | V | 2 | |||
| Input Voltage | VIN | -10 | 30 | V | 2 | ||
| Output Current | IO | 100 | mA | 2 | |||
| Power Dissipation (CA column) | PD | 200 | mW | 2 | |||
| Junction Temperature | Tj | 150 | ℃ | 2 | |||
| Storage Temperature | Tstg | -55 | 150 | ℃ | 2 | ||
| Input voltage (off) | VI(off) | 0.8 | V | VCC=5V,IO=100µA | 2 | ||
| Input voltage (on) | VI(on) | 3 | V | VO=0.3V,IO=2 mA | 2 | ||
| Output voltage (on) | VO(on) | 0.1 | 0.3 | V | IO/II=10mA/0.5mA | 2 | |
| Input current | II | 0.88 | mA | VI=5V | 2 | ||
| Output current (off) | IO(off) | 0.5 | μA | VCC=50V,VI=0 | 2 | ||
| DC current gain | GI | 24 | VO=5V,IO=10mA | 2 | |||
| Input resistance | R1 | 7 | 10 | 13 | kΩ | 2 | |
| Resistance ratio | R2/R1 | 0.37 | 0.47 | 0.57 | 2 |
CAD (KiCad official)
- Symbol:
DTC114WCA - Footprint:
Package_TO_SOT_SMD:SOT-23 - 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files:
dtc114wca-etched.step/dtc114wca-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);dtc114wca.step/dtc114wca.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Changjing datasheet (15 pp, sha256
606f10c8428c4f3c, retrieved 2026-10-16, tier: lcsc) - 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).
# DTC114WCA
**Changjing** · Digital Transistors · SOT-23
DTC114WCA from Changjing, in a SOT-23. 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 | IN | input | Input voltage is rated from -10 V to +30 V, and the built-in input resistor R1 is typically 10 kΩ (7 to 13 kΩ). |
| 2 | GND | power_in | Ground reference pin for the device. |
| 3 | OUT | output | Output current is rated up to 100 mA, with supply voltage VCC up to 50 V. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Changjing |
| Package | SOT-23 |
| Category | Transistors/Thyristors |
| Pins | 3 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Supply Voltage | VCC | | | 50 | V | | 2 |
| Input Voltage | VIN | -10 | | 30 | V | | 2 |
| Output Current | IO | | | 100 | mA | | 2 |
| Power Dissipation (CA column) | PD | | | 200 | mW | | 2 |
| Junction Temperature | Tj | | | 150 | ℃ | | 2 |
| Storage Temperature | Tstg | -55 | | 150 | ℃ | | 2 |
| Input voltage (off) | VI(off) | | | 0.8 | V | VCC=5V,IO=100µA | 2 |
| Input voltage (on) | VI(on) | 3 | | | V | VO=0.3V,IO=2 mA | 2 |
| Output voltage (on) | VO(on) | | 0.1 | 0.3 | V | IO/II=10mA/0.5mA | 2 |
| Input current | II | | | 0.88 | mA | VI=5V | 2 |
| Output current (off) | IO(off) | | | 0.5 | μA | VCC=50V,VI=0 | 2 |
| DC current gain | GI | 24 | | | | VO=5V,IO=10mA | 2 |
| Input resistance | R1 | 7 | 10 | 13 | kΩ | | 2 |
| Resistance ratio | R2/R1 | 0.37 | 0.47 | 0.57 | | | 2 |
## CAD (KiCad official)
- Symbol: `DTC114WCA`
- Footprint: `Package_TO_SOT_SMD:SOT-23`
- 3D model: SOT-23 (KiCad packages3D, STEP)
- 3D model files: `dtc114wca-etched.step` / `dtc114wca-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `dtc114wca.step` / `dtc114wca.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Changjing datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586175472329216000) (15 pp, sha256 `606f10c8428c4f3c`, retrieved 2026-10-16, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-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/dtc114wca-datasheet.pdf)