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TS2521PBX
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Shenzhen JingYang ESD And Surge Protection (TVS/ESD), DFN1006-2L. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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TS2521PBX
Shenzhen JingYang · ESD And Surge Protection (TVS/ESD) · DFN1006-2L
TS2521PBX from Shenzhen JingYang, in a DFN1006-2L. 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 | Pin1 | passive | One terminal of the bidirectional TVS line-pair protector, rated for a reverse working voltage VRWM of 2.5 V with 0.01 µA typical leakage at VRWM, and ±30 kV air/contact ESD per IEC 61000-4-2. |
| 2 | Pin2 | passive | The other terminal of the bidirectional TVS line-pair protector, rated for a reverse working voltage VRWM of 2.5 V with 3.0 pF typical parasitic capacitance at VR = 2.5 V, 1 MHz. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Shenzhen JingYang |
| Package | DFN1006-2L |
| Category | Circuit Protection |
| Pins | 2 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| ESD per IEC 61000-4-2 (Air) | VESD | -30 | 30 | kV | IEC 61000-4-2 (Air) | 2 | |
| ESD per IEC 61000-4-2 (Contact) | VESD | -30 | 30 | kV | IEC 61000-4-2 (Contact) | 2 | |
| Peak Pulse Current (8/20μs) | IPP | 23 | A | 8/20μs | 2 | ||
| Peak Pulse Power (8/20μs) | PPK | 250 | Watts | 8/20μs | 2 | ||
| Operating Temperature | TOPT | -45 | 85 | C | 2 | ||
| Storage Temperature | TSTG | -55 | 150 | C | 2 | ||
| Reverse Leakage Current @ VRWM | IR | 0.01 | 0.05 | μA | VRWM = 2.5V, T = 25C | 2 | |
| Trigger Voltage | Vt1 | 6.5 | V | It1 = 1μA | 2 | ||
| Holding Voltage | Vh | 3 | 4 | V | Ih = 10mA | 2 | |
| Clamping Voltage @ IPP | VC | 5.5 | V | IPP = 1A, tp = 8/20μs | 2 | ||
| Clamping Voltage @ IPP | VC | 11 | V | IPP = 23A, tp = 8/20μs | 2 | ||
| Parasitic Capacitance | CESD | 3 | 4.5 | pF | VR = 2.5V, f = 1MHz | 2 | |
| Nominal Reverse Working Voltage | VRWM | 2.5 | V | 2 |
CAD (KiCad official)
- Symbol:
TS2521PBX - Footprint:
Diode_SMD:D_SOD-882 - 3D model: DFN1006-2L (KiCad packages3D, STEP)
- 3D model files:
ts2521pbx-etched.step/ts2521pbx-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ts2521pbx.step/ts2521pbx.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Shenzhen JingYang datasheet (5 pp, sha256
cec3de280db86fb6, retrieved 2026-10-21, 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).
# TS2521PBX
**Shenzhen JingYang** · ESD And Surge Protection (TVS/ESD) · DFN1006-2L
TS2521PBX from Shenzhen JingYang, in a DFN1006-2L. 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 | Pin1 | passive | One terminal of the bidirectional TVS line-pair protector, rated for a reverse working voltage VRWM of 2.5 V with 0.01 µA typical leakage at VRWM, and ±30 kV air/contact ESD per IEC 61000-4-2. |
| 2 | Pin2 | passive | The other terminal of the bidirectional TVS line-pair protector, rated for a reverse working voltage VRWM of 2.5 V with 3.0 pF typical parasitic capacitance at VR = 2.5 V, 1 MHz. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Shenzhen JingYang |
| Package | DFN1006-2L |
| Category | Circuit Protection |
| Pins | 2 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| ESD per IEC 61000-4-2 (Air) | VESD | -30 | | 30 | kV | IEC 61000-4-2 (Air) | 2 |
| ESD per IEC 61000-4-2 (Contact) | VESD | -30 | | 30 | kV | IEC 61000-4-2 (Contact) | 2 |
| Peak Pulse Current (8/20μs) | IPP | | | 23 | A | 8/20μs | 2 |
| Peak Pulse Power (8/20μs) | PPK | | | 250 | Watts | 8/20μs | 2 |
| Operating Temperature | TOPT | -45 | | 85 | C | | 2 |
| Storage Temperature | TSTG | -55 | | 150 | C | | 2 |
| Reverse Leakage Current @ VRWM | IR | | 0.01 | 0.05 | μA | VRWM = 2.5V, T = 25C | 2 |
| Trigger Voltage | Vt1 | | | 6.5 | V | It1 = 1μA | 2 |
| Holding Voltage | Vh | 3 | | 4 | V | Ih = 10mA | 2 |
| Clamping Voltage @ IPP | VC | | | 5.5 | V | IPP = 1A, tp = 8/20μs | 2 |
| Clamping Voltage @ IPP | VC | | | 11 | V | IPP = 23A, tp = 8/20μs | 2 |
| Parasitic Capacitance | CESD | | 3 | 4.5 | pF | VR = 2.5V, f = 1MHz | 2 |
| Nominal Reverse Working Voltage | VRWM | | 2.5 | | V | | 2 |
## CAD (KiCad official)
- Symbol: `TS2521PBX`
- Footprint: `Diode_SMD:D_SOD-882`
- 3D model: DFN1006-2L (KiCad packages3D, STEP)
- 3D model files: `ts2521pbx-etched.step` / `ts2521pbx-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `ts2521pbx.step` / `ts2521pbx.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Shenzhen JingYang datasheet](docs/ts2521pbx-datasheet.pdf) (5 pp, sha256 `cec3de280db86fb6`, retrieved 2026-10-21, 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/ts2521pbx-datasheet.pdf)