component
AZ5123-01H-MS
Public Made by Adomby adom
MSKSEMI ESD Protection Devices, SOD-523. 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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Contents
README
markdownAZ5123-01H-MS
MSKSEMI · ESD Protection Devices · SOD-523
AZ5123-01H-MS from MSKSEMI, in a SOD-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 | Pin1 | passive | Bidirectional TVS line terminal (pin 1) protecting one power or I/O port, with VRWM 3.3 V and 80 W peak pulse power (8/20μs). |
| 2 | Pin2 | passive | Bidirectional TVS line terminal (pin 2) protecting one power or I/O port, with VRWM 3.3 V and 80 W peak pulse power (8/20μs). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | MSKSEMI |
| Package | SOD-523 |
| Category | TVS/Fuse/Board Level 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 |
|---|---|---|---|---|---|---|---|
| Breakdown Voltage | VBR | 4.8 | 6.8 | V | IT = 1mA | 3 | |
| Reverse Leakage Current | IR | 1 | μA | VRWM = 5V T=25℃ | 3 | ||
| Clamping Voltage (TLP) | VC | 9 | V | TLP = 16A, t = 100ns | 3 | ||
| Clamping Voltage | VC | 8 | 10 | V | IPP=8A | 3 | |
| Junction Capacitance | CJ | 33 | pF | VR=0V f = 1MHz | 3 | ||
| Peak Pulse Power | Ppp | 80 | W | tp=8/20μs | 3 | ||
| Operating Temperature | TJ | -55 | 150 | ℃ | 3 | ||
| Storage Temperature | TSTG | -55 | 150 | ℃ | 3 | ||
| Peak Reverse Working Voltage | VRWM | 3.3 | V | 3 | |||
| Dynamic resistance | RDYN | 0.15 | Ω | 3 |
Materials and finish
As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).
| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts | tin | Lead finish:100% matte Sn(Tin) Mounting position: Any | 2 |
CAD (KiCad official)
- Symbol:
AZ5123-01H-MS - Footprint:
Diode_SMD:D_SOD-523 - 3D model: SOD-523 (KiCad packages3D, STEP)
- 3D model files:
az5123-01h-ms-etched.step/az5123-01h-ms-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);az5123-01h-ms.step/az5123-01h-ms.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: MSKSEMI datasheet (7 pp, sha256
280dae2cc93c867a, 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).