# CDDFN10-2574N

**BOURNS** · ESD And Surge Protection (TVS/ESD) · DFN-10(2x3)

CDDFN10-2574N from BOURNS, in a DFN-10(2x3). 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 | Line 1 In | passive | Channel 1 input line of the TVS diode array, rated for a working peak reverse voltage of 2.5 V with a minimum breakdown voltage of 3 V. |
| 2 | Line 2 In | passive | Channel 2 input line of the TVS diode array, rated for a working peak reverse voltage of 2.5 V with a minimum breakdown voltage of 3 V. |
| 3 | GND | power_in | Ground pin of the TVS array, shown as GND in the device pinout diagram; the datasheet does not label this pin number explicitly. |
| 4 | Line 3 In | passive | Channel 3 input line of the TVS diode array, rated for a working peak reverse voltage of 2.5 V with a minimum breakdown voltage of 3 V. |
| 5 | Line 4 In | passive | Channel 4 input line of the TVS diode array, rated for a working peak reverse voltage of 2.5 V with a minimum breakdown voltage of 3 V. |
| 6 | Line 4 Out | passive | Channel 4 output line of the TVS diode array, rated for a working peak reverse voltage of 2.5 V with a minimum breakdown voltage of 3 V. |
| 7 | Line 3 Out | passive | Channel 3 output line of the TVS diode array, rated for a working peak reverse voltage of 2.5 V with a minimum breakdown voltage of 3 V. |
| 8 | GND | power_in | Ground pin of the TVS array, shown as GND in the device pinout diagram; the datasheet does not label this pin number explicitly. |
| 9 | Line 2 Out | passive | Channel 2 output line of the TVS diode array, rated for a working peak reverse voltage of 2.5 V with a minimum breakdown voltage of 3 V. |
| 10 | Line 1 Out | passive | Channel 1 output line of the TVS diode array, rated for a working peak reverse voltage of 2.5 V with a minimum breakdown voltage of 3 V. |
| 11 | EP | passive | Exposed pad (from the footprint; not named in the datasheet pin table). |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | BOURNS |
| Package | DFN-10(2x3) |
| Category | Circuit Protection |
| Pins | 11 |

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Breakdown Voltage | VBR | 3 |  | 7 | V | @ 1 mA | 1 |
| Capacitance (Between I/O Pins) | CIN |  | 1.7 | 2.5 | pF | @ 1.25 V, f = 1 MHz (Between I/O Pins) | 1 |
| Working Peak Reverse Voltage | VWM |  |  | 2.5 | V |  | 1 |
| Leakage Current | IR |  |  | 1 | μA | @ VWM | 1 |
| Clamping Voltage | VC |  |  | 11 | V | @ 8/20 μs @ IPP | 1 |
| Peak Pulse Current | Ipp |  |  | 45 | A | tp = 8/20 μS | 1 |
| Operating Temperature | TOP | -55 |  | 85 | ºC |  | 1 |
| Storage Temperature | TSTG | -55 |  | 150 | ºC |  | 1 |
| ESD Protection per IEC 61000-4-2 Contact Discharge |  | -30 |  | 30 | kV | IEC 61000-4-2 Contact Discharge | 1 |
| ESD Protection per IEC 61000-4-2 Air Discharge |  | -30 |  | 30 | kV | IEC 61000-4-2 Air Discharge | 1 |

## CAD (KiCad official)

- Symbol: `CDDFN10-2574N`
- Footprint: `Package_DFN_QFN:DFN-10-1EP_2x3mm_P0.5mm_EP0.64x2.4mm`
- 3D model: DFN-10(2x3) (KiCad packages3D, STEP)
- 3D model files: `cddfn10-2574n-etched.step` / `cddfn10-2574n-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `cddfn10-2574n.step` / `cddfn10-2574n.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [BOURNS datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588940364921384960) (6 pp, sha256 `7555895eba54d831`, retrieved 2026-10-19, 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/cddfn10-2574n-datasheet.pdf)