SMBJ64A
Public Made by Adomby adom
hongjiacheng Electrostatic And Surge Protection (TVS/ESD), DO-214AA(SMB). Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
| Name | Last updated |
|---|---|
| docs | 19d ago |
| viewers | 19d ago |
| package.json | 19d ago |
| page.json | 19d ago |
| README.md | 19d ago |
| smbj64a-etched.glb | 19d ago |
| smbj64a-etched.step | 19d ago |
| smbj64a-hero.glb | 19d ago |
| smbj64a-hero.overlay.json | 19d ago |
| smbj64a.glb | 19d ago |
| smbj64a.kicad_mod | 19d ago |
| smbj64a.kicad_sym | 11d ago |
| smbj64a.lbr | 11d ago |
| smbj64a.step | 19d ago |
SMBJ64A
hongjiacheng · Electrostatic And Surge Protection (TVS/ESD) · DO-214AA(SMB)
SMBJ64A from hongjiacheng, in a DO-214AA(SMB). 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 | 1 | passive | Terminal 1 of an unpolarised fuse; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised fuse; either orientation. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | hongjiacheng |
| Package | DO-214AA(SMB) |
| 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 | 71.1 | 78.6 | V | @ IT = 1 mA (test current) | 3 | |
| Maximum Clamping Voltage | VC | 103 | V | @ IPP = 5.83 A | 3 | ||
| Reverse Leakage Current | IR | 5 | μA | @ VRWM | 3 | ||
| Peak Pulse Power Dissipation | PPPM | 600 | W | 10/1000µs waveform (Fig.1) (Note 1), (Note 2) | 1 | ||
| Power Dissipation on Infinite Heat Sink | PM(AV) | 5 | W | at TL=75°C | 1 | ||
| Peak Forward Surge Current | IFSM | 100 | A | 8.3ms Single Half Sine Wave (Note 3) | 1 | ||
| Maximum Instantaneous Forward Voltage | VF | 3.5 | V | at 25A for Unidirectional Only; applicable to VBR<200V (Note 4) | 1 | ||
| Operating Junction and Storage Temperature Range | TJ, TSTG | -55 | 150 | ℃ | 1 | ||
| Reflow Peak Temperature | TP | 260 | ℃ | Pb-free reflow; do not exceed +260℃ | 5 | ||
| Breakdown Voltage Tolerance (Suffix A) | VBR | -5 | 5 | % | Suffix 'A' denotes 5% tolerance device | 3 | |
| Typical Maximum Temperature Coefficient | ΔVBR | 0.1 | % | ΔVBR = 0.1% × VBR@25℃ × ΔT | 1 | ||
| Reverse Stand-Off Voltage | VRWM | 64 | V | 3 | |||
| Typical Thermal Resistance Junction to Lead | RθJ-L | 20 | ℃/W | 1 | |||
| Typical Thermal Resistance Junction to Ambient | RθJ-A | 100 | ℃/W | 1 |
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 | •Matte tin lead-free Plated •Halogen free and RoHS compliant | 1 |
CAD (KiCad official)
- Symbol:
SMBJ64A - Footprint:
Diode_SMD:D_SMB - 3D model: DO-214AA(SMB) (KiCad packages3D, STEP)
- 3D model files:
smbj64a-etched.step/smbj64a-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);smbj64a.step/smbj64a.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: hongjiacheng datasheet (5 pp, sha256
3a3b185ee9f21932, retrieved 2026-10-21, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarytwo-terminal convention(convention), consensusoff(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).