component
QV1206H330KT
Public Made by Adomby adom
QAMcn Varistors, 1206. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
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QV1206H330KT
QAMcn · Varistors · 1206
QV1206H330KT from QAMcn, in a 1206. 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 resistor; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised resistor; either orientation. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | QAMcn |
| Package | 1206 |
| 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 |
|---|---|---|---|---|---|---|---|
| Varistor voltage tolerance (code K) | ΔVB | -10 | 10 | % | Tolerance of varistor voltage, code K | 2 | |
| Max. working voltage DC | VDC | 33 | V | Maximum DC operating voltage, code 330 | 3 | ||
| Max. working voltage AC | VAC | 26 | V | Max. working voltage AC | 3 | ||
| Max. clamping voltage | Vc | 72 | V | Max. clamping voltage (8/20μs) | 3 | ||
| Peak current (maximum surge current) | Ip | 200 | A | Peak current (8/20μs) | 3 | ||
| Energy | WT | 0.6 | J | Energy (10/1000μs) | 3 | ||
| Varistor voltage change after bending | /△V1mA /V1mA/ | 5 | % | Bending: warp 2mm, speed <0.5mm/s, duration 10s | 3 | ||
| Varistor voltage change after resistance to soldering heat | /△V1mA /V1mA/ | 10 | % | Solder temperature 260±5℃, dipping 5±1s | 4 | ||
| Varistor voltage change after thermal shock | /△V1mA /V1mA/ | 10 | % | High and low temperature alternating shock, 100 cycles | 4 | ||
| Varistor voltage change after high temp. storage | /△V1mA /V1mA/ | 10 | % | Temperature 125±2℃, duration 1000±24 h | 4 | ||
| Varistor voltage change after low temp. storage | /△V1mA /V1mA/ | 10 | % | Temperature -40±2℃, duration 1000±24 h | 4 | ||
| Varistor voltage change after high temp. load | /△V1mA /V1mA/ | 10 | % | Temperature 85±2℃, loading voltage VDC, duration 1000±24 h | 4 | ||
| Varistor voltage change after damp heat load | /△V1mA /V1mA/ | 10 | % | Temperature 40±2℃, humidity 90-95% RH, loading voltage VDC, duration 500±12 h | 4 | ||
| Varistor voltage change after maximum surge current | /△V1mA /V1mA/ | 10 | % | Pulse waveform 8/20 us, 1 hit each polarity, applied maximum surge current (Ip) | 4 | ||
| Varistor voltage change after maximum surge energy | /△V1mA /V1mA/ | 10 | % | Pulse waveform 10/1000 us, 1 hit each polarity, applied maximum surge energy (Wmax) | 4 | ||
| Storage temperature (original packaging) | -10 | 40 | ℃ | Initial packaging storage | 6 | ||
| Storage relative humidity | 70 | %RH | Storage relative humidity | 6 | |||
| Max time at max temperature (reflow) | 10 | s | Pb-free solder paste Sn/Ag/Cu (96.5/3.0/0.5), max time at max temp | 6 | |||
| Allowed reflow times | 2 | times | Recommended soldering profile, pb-free | 6 | |||
| Varistor voltage (nominal) | VB | 42 | V | Varistor voltage @1mA DC | 3 | ||
| Peak current column (Ic) | Ic | 1 | A | Printed under Peak Current (8/20μs) | 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 | Terminal Electrode (Ag/Ni/Sn three layers) | 2 |
CAD (KiCad official)
- Symbol:
QV1206H330KT - Footprint:
Resistor_SMD:R_1206_3216Metric - 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files:
qv1206h330kt-etched.step/qv1206h330kt-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);qv1206h330kt.step/qv1206h330kt.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: QAMcn datasheet (6 pp, sha256
4332342c8aa6f48c, retrieved 2026-10-17, tier: lcsc) - Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- 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).
# QV1206H330KT
**QAMcn** · Varistors · 1206
QV1206H330KT from QAMcn, in a 1206. 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 resistor; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised resistor; either orientation. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | QAMcn |
| Package | 1206 |
| 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 |
|---|---|---|---|---|---|---|---|
| Varistor voltage tolerance (code K) | ΔVB | -10 | | 10 | % | Tolerance of varistor voltage, code K | 2 |
| Max. working voltage DC | VDC | | | 33 | V | Maximum DC operating voltage, code 330 | 3 |
| Max. working voltage AC | VAC | | | 26 | V | Max. working voltage AC | 3 |
| Max. clamping voltage | Vc | | | 72 | V | Max. clamping voltage (8/20μs) | 3 |
| Peak current (maximum surge current) | Ip | | | 200 | A | Peak current (8/20μs) | 3 |
| Energy | WT | | | 0.6 | J | Energy (10/1000μs) | 3 |
| Varistor voltage change after bending | /△V1mA /V1mA/ | | | 5 | % | Bending: warp 2mm, speed <0.5mm/s, duration 10s | 3 |
| Varistor voltage change after resistance to soldering heat | /△V1mA /V1mA/ | | | 10 | % | Solder temperature 260±5℃, dipping 5±1s | 4 |
| Varistor voltage change after thermal shock | /△V1mA /V1mA/ | | | 10 | % | High and low temperature alternating shock, 100 cycles | 4 |
| Varistor voltage change after high temp. storage | /△V1mA /V1mA/ | | | 10 | % | Temperature 125±2℃, duration 1000±24 h | 4 |
| Varistor voltage change after low temp. storage | /△V1mA /V1mA/ | | | 10 | % | Temperature -40±2℃, duration 1000±24 h | 4 |
| Varistor voltage change after high temp. load | /△V1mA /V1mA/ | | | 10 | % | Temperature 85±2℃, loading voltage VDC, duration 1000±24 h | 4 |
| Varistor voltage change after damp heat load | /△V1mA /V1mA/ | | | 10 | % | Temperature 40±2℃, humidity 90-95% RH, loading voltage VDC, duration 500±12 h | 4 |
| Varistor voltage change after maximum surge current | /△V1mA /V1mA/ | | | 10 | % | Pulse waveform 8/20 us, 1 hit each polarity, applied maximum surge current (Ip) | 4 |
| Varistor voltage change after maximum surge energy | /△V1mA /V1mA/ | | | 10 | % | Pulse waveform 10/1000 us, 1 hit each polarity, applied maximum surge energy (Wmax) | 4 |
| Storage temperature (original packaging) | | -10 | | 40 | ℃ | Initial packaging storage | 6 |
| Storage relative humidity | | | | 70 | %RH | Storage relative humidity | 6 |
| Max time at max temperature (reflow) | | | | 10 | s | Pb-free solder paste Sn/Ag/Cu (96.5/3.0/0.5), max time at max temp | 6 |
| Allowed reflow times | | | | 2 | times | Recommended soldering profile, pb-free | 6 |
| Varistor voltage (nominal) | VB | | 42 | | V | Varistor voltage @1mA DC | 3 |
| Peak current column (Ic) | Ic | | 1 | | A | Printed under Peak Current (8/20μs) | 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 | Terminal Electrode (Ag/Ni/Sn three layers) | 2 |
## CAD (KiCad official)
- Symbol: `QV1206H330KT`
- Footprint: `Resistor_SMD:R_1206_3216Metric`
- 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files: `qv1206h330kt-etched.step` / `qv1206h330kt-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `qv1206h330kt.step` / `qv1206h330kt.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [QAMcn datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8756321034603769856) (6 pp, sha256 `4332342c8aa6f48c`, retrieved 2026-10-17, tier: lcsc)
- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `two-terminal convention` (convention), consensus `off` (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/qv1206h330kt-datasheet.pdf)