component
LY323BC1524L
Public Made by Adomby adom
Liown ESD And Surge Protection (TVS/ESD), SOD-323. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownLY323BC1524L
Liown · ESD And Surge Protection (TVS/ESD) · SOD-323
LY323BC1524L from Liown, in a SOD-323. 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 | Pin 1 | passive | Terminal of the asymmetric TVS; in the Pin 1 to Pin 2 direction VRWM is 15V max, VBR is 17.1V min at 1mA, and peak pulse current is 5A (8/20µs). |
| 2 | Pin 2 | passive | Terminal of the asymmetric TVS; in the Pin 2 to Pin 1 direction VRWM is 24V max, VBR is 25.4V min at 1mA, and peak pulse current is 3A (8/20µs). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Liown |
| Package | SOD-323 |
| 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 |
|---|---|---|---|---|---|---|---|
| Reverse Working Voltage (Pin1 to Pin2) | VRWM | 15 | V | Pin1 to Pin2 | 2 | ||
| Breakdown Voltage (Pin1 to Pin2) | VBR | 17.1 | V | IT = 1mA | 2 | ||
| Reverse Leakage Current (Pin1 to Pin2) | IR | 50 | nA | VRWM = 15V | 2 | ||
| Clamping Voltage (Pin1 to Pin2) | VC | 25 | V | IPP = 1A (8/20µs) | 2 | ||
| Clamping Voltage (Pin1 to Pin2) | VC | 35 | V | IPP = 5A (8/20µs) | 2 | ||
| Junction Capacitance (Pin1 to Pin2) | CJ | 13 | pF | VR = 0V, f = 1MHz | 2 | ||
| Reverse Working Voltage (Pin2 to Pin1) | VRWM | 24 | V | Pin2 to Pin1 | 2 | ||
| Breakdown Voltage (Pin2 to Pin1) | VBR | 25.4 | V | IT = 1mA | 2 | ||
| Reverse Leakage Current (Pin2 to Pin1) | IR | 50 | nA | VRWM = 7V | 2 | ||
| Clamping Voltage (Pin2 to Pin1) | VC | 35 | V | IPP = 1A (8/20µs) | 2 | ||
| Clamping Voltage (Pin2 to Pin1) | VC | 50 | V | IPP = 3A (8/20µs) | 2 | ||
| Junction Capacitance (Pin2 to Pin1) | CJ | 13 | pF | VR = 0V, f = 1MHz | 2 | ||
| Peak Pulse Power | PPP | 160 | W | 8/20µs, TA=25℃ | 2 | ||
| Peak Pulse Current, Pin 1 to Pin 2 | IPP | 5 | A | tp = 8/20μs | 2 | ||
| Peak Pulse Current, Pin 2 to Pin 1 | IPP | 3 | A | tp = 8/20μs | 2 | ||
| ESD per IEC 61000-4-2 (Air) | VESD | -30 | 30 | kV | 2 | ||
| ESD per IEC 61000-4-2 (Contact) | VESD | -30 | 30 | kV | 2 | ||
| Ambient Temperature Range | TA | -55 | 125 | ℃ | 2 | ||
| Storage Temperature Range | TSTG | -55 | 150 | ℃ | 2 |
CAD (KiCad official)
- Symbol:
LY323BC1524L - Footprint:
Diode_SMD:D_SOD-323 - 3D model: SOD-323 (KiCad packages3D, STEP)
- 3D model files:
ly323bc1524l-etched.step/ly323bc1524l-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ly323bc1524l.step/ly323bc1524l.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Liown datasheet (5 pp, sha256
afe612f578dbe257, retrieved 2026-10-22, tier: lcsc) - 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).