# DDTC113ZE-7-F

**Diodes Incorporated** · Digital Transistors · SOT-523

DDTC113ZE-7-F from Diodes Incorporated, in a SOT-523. 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 (base of the built-in biasing network) for DDTC113ZE, rated -5 V to +10 V relative to pin 2 per the maximum ratings. |
| 2 | GND | power_in | Ground / common reference (emitter) for the input voltage and supply voltage ratings; all voltages are specified relative to this pin. |
| 3 | OUT | output | Open-collector output; supply voltage VCC from pin 3 to pin 2 is rated at 50 V maximum, and output current is limited to 100 mA for DDTC113ZE. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Diodes Incorporated |
| Package | SOT-523 |
| 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 |
|---|---|---|---|---|---|---|---|
| Off-state input voltage | Vl(off) | 0.3 |  |  | V | VCC = 5V, IO = 100μA | 2 |
| On-state input voltage | Vl(on) |  |  | 3 | V | VO = 0.3V, IO = 20mA | 2 |
| Output voltage (on) | VO(on) |  | 0.1 | 0.3 | V | IO/Il = 10mA/0.5mA | 2 |
| Input current | Il |  |  | 7.2 | mA | VI = 5V | 2 |
| Output current (off) | IO(off) |  |  | 0.5 | μA | VCC = 50V, VI = 0V | 2 |
| DC current gain | Gl | 33 |  |  |  | VO = 5V, IO = 5mA | 2 |
| Input resistor tolerance | ΔR1 | -30 |  | 30 | % |  | 2 |
| Resistance ratio tolerance | ΔR2/R1 | -20 |  | 20 | % |  | 2 |
| Supply voltage (3) to (2) | VCC |  |  | 50 | V |  | 1 |
| Input voltage (1) to (2) | VIN | -5 |  | 10 | V |  | 1 |
| Output current | IO |  |  | 100 | mA |  | 1 |
| Output current all IC (max) |  |  |  | 100 | mA |  | 1 |
| Power dissipation | Pd |  |  | 150 | mW |  | 2 |
| Thermal resistance, junction to ambient air | RθJA |  |  | 833 | °C/W | Note 1: mounted on FR4 PC board with recommended pad layout | 2 |
| Operating and storage temperature range | Tj, TSTG | -55 |  | 150 | °C |  | 2 |
| Input resistor R1 (nominal) | R1 (NOM) |  | 1 |  | KΩ |  | 1 |
| Resistor R2 (nominal) | R2 (NOM) |  | 10 |  | KΩ |  | 1 |

## CAD (KiCad official)

- Symbol: `DDTC113ZE-7-F`
- Footprint: `Package_TO_SOT_SMD:SOT-523`
- 3D model: SOT-523 (KiCad packages3D, STEP)
- 3D model files: `ddtc113ze-7-f-etched.step` / `ddtc113ze-7-f-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ddtc113ze-7-f.step` / `ddtc113ze-7-f.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [Diodes Incorporated datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918046676803584) (4 pp, sha256 `d2661de44cd9b2e1`, retrieved 2026-10-09, 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/ddtc113ze-7-f-datasheet.pdf)