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BTA16-600B
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Tokmas Thyristors (SCR)/Modules, TO-220. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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BTA16-600B
Tokmas · Thyristors (SCR)/Modules · TO-220
BTA16-600B from Tokmas, in a TO-220. 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 | A1 | passive | Main terminal A1 (reference terminal for A2 polarity), carrying the rated 16 A RMS on-state current. |
| 2 | A2 | passive | Main terminal A2, rated for VDRM/VRRM of 800 V and 16 A RMS on-state current. |
| 3 | G | input | Gate trigger input, with IGT max 35 mA and VGT max 1.3 V in quadrants II and III (VD = 12 V, RL = 33 Ω). |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Tokmas |
| Package | TO-220 |
| Category | Transistors/Thyristors |
| Pins | 3 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| RMS on-state current | IT(RMS) | 16 | A | full sine wave, D2PAK Tc = 130°C | 2 | ||
| Non repetitive surge peak on-state current (60 Hz) | ITSM | 170 | A | full cycle sine wave, Tj initial = 25°C, F = 60 Hz, t = 16.7 ms | 2 | ||
| Non repetitive surge peak on-state current (50 Hz) | ITSM | 160 | A | full cycle sine wave, Tj initial = 25°C, F = 50 Hz, t = 20 ms | 2 | ||
| I2t value for fusing | I2t | 100 | A2s | tp = 10 ms | 2 | ||
| Critical rate of rise of on-state current | dI/dt | 50 | A/µs | IG = 2xIGT, tr ≤ 100 ns, F = 120 Hz, Tj = 150°C | 2 | ||
| Non repetitive surge peak off state voltage | VDSM/VRSM | 800 | V | Tj = 25°C | 2 | ||
| Peak gate current | IGM | 4 | A | tp = 20 µs, Tj = 150°C | 2 | ||
| Average gate power dissipation | PG(AV) | 1 | W | Tj = 150°C | 2 | ||
| Storage junction temperature range | Tstg | -40 | 150 | °C | 2 | ||
| Operating junction temperature range | Tj | -40 | 150 | °C | 2 | ||
| Gate trigger current | IGT | 35 | mA | VD = 12 V, RL = 33 Ω, quadrants II - III | 2 | ||
| Gate trigger voltage | VGT | 1.3 | V | VD = 12 V, RL = 33 Ω, quadrants II - III | 2 | ||
| Gate non-trigger voltage | VGD | 0.15 | V | VD = VDRM, RL = 3.3 kΩ, quadrants II - III | 2 | ||
| Holding current | IH | 35 | mA | IT = 100 mA | 2 | ||
| Latching current (quadrants I - III) | IL | 50 | mA | IG = 1.2 x IGT, quadrants I - III | 2 | ||
| Latching current (quadrant II) | IL | 80 | mA | IG = 1.2 x IGT, quadrant II | 2 | ||
| Critical rate of rise of off-state voltage | dV/dt | 300 | V/µs | VD = 67% VDRM, gate open, Tj = 150°C | 2 | ||
| Critical rate of decrease of commutating current | (dI/dt)c | 7.1 | A/ms | Without snubber, Tj = 150°C | 2 | ||
| On-state voltage | VTM | 1.5 | V | ITM = 22.5 A, tp = 380 µs, Tj = 25°C | 3 | ||
| Threshold voltage | VTO | 0.8 | V | Tj = 150°C | 3 | ||
| Dynamic resistance | RD | 23 | mΩ | Tj = 150°C | 3 | ||
| Off-state/reverse leakage current | IDRM/IRRM | 5 | µA | VDRM = VRRM, Tj = 25°C | 3 | ||
| Off-state/reverse leakage current | IDRM/IRRM | 6.4 | mA | VDRM = VRRM, Tj = 150°C | 3 | ||
| Off-state/reverse leakage current | IDRM/IRRM | 4.2 | mA | VD/VR = 400 V (at peak mains voltage), Tj = 150°C | 3 | ||
| Thermal resistance junction to case (AC) | Rth(j-c) | 1.2 | °C/W | D2PAK | 3 | ||
| Thermal resistance junction to ambient | Rth(j-a) | 45 | °C/W | 3 |
CAD (KiCad official)
- Symbol:
BTA16-600B - Footprint:
Package_TO_SOT_THT:TO-220-3_Vertical - 3D model: TO-220 (KiCad packages3D, STEP)
- 3D model files:
bta16-600b-etched.step/bta16-600b-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);bta16-600b.step/bta16-600b.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Tokmas datasheet (7 pp, sha256
2462ecbc484e9c9e, 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).
# BTA16-600B
**Tokmas** · Thyristors (SCR)/Modules · TO-220
BTA16-600B from Tokmas, in a TO-220. 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 | A1 | passive | Main terminal A1 (reference terminal for A2 polarity), carrying the rated 16 A RMS on-state current. |
| 2 | A2 | passive | Main terminal A2, rated for VDRM/VRRM of 800 V and 16 A RMS on-state current. |
| 3 | G | input | Gate trigger input, with IGT max 35 mA and VGT max 1.3 V in quadrants II and III (VD = 12 V, RL = 33 Ω). |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Tokmas |
| Package | TO-220 |
| Category | Transistors/Thyristors |
| Pins | 3 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| RMS on-state current | IT(RMS) | | | 16 | A | full sine wave, D2PAK Tc = 130°C | 2 |
| Non repetitive surge peak on-state current (60 Hz) | ITSM | | | 170 | A | full cycle sine wave, Tj initial = 25°C, F = 60 Hz, t = 16.7 ms | 2 |
| Non repetitive surge peak on-state current (50 Hz) | ITSM | | | 160 | A | full cycle sine wave, Tj initial = 25°C, F = 50 Hz, t = 20 ms | 2 |
| I2t value for fusing | I2t | | | 100 | A2s | tp = 10 ms | 2 |
| Critical rate of rise of on-state current | dI/dt | | | 50 | A/µs | IG = 2xIGT, tr ≤ 100 ns, F = 120 Hz, Tj = 150°C | 2 |
| Non repetitive surge peak off state voltage | VDSM/VRSM | | | 800 | V | Tj = 25°C | 2 |
| Peak gate current | IGM | | | 4 | A | tp = 20 µs, Tj = 150°C | 2 |
| Average gate power dissipation | PG(AV) | | | 1 | W | Tj = 150°C | 2 |
| Storage junction temperature range | Tstg | -40 | | 150 | °C | | 2 |
| Operating junction temperature range | Tj | -40 | | 150 | °C | | 2 |
| Gate trigger current | IGT | | | 35 | mA | VD = 12 V, RL = 33 Ω, quadrants II - III | 2 |
| Gate trigger voltage | VGT | | | 1.3 | V | VD = 12 V, RL = 33 Ω, quadrants II - III | 2 |
| Gate non-trigger voltage | VGD | 0.15 | | | V | VD = VDRM, RL = 3.3 kΩ, quadrants II - III | 2 |
| Holding current | IH | | | 35 | mA | IT = 100 mA | 2 |
| Latching current (quadrants I - III) | IL | | | 50 | mA | IG = 1.2 x IGT, quadrants I - III | 2 |
| Latching current (quadrant II) | IL | | | 80 | mA | IG = 1.2 x IGT, quadrant II | 2 |
| Critical rate of rise of off-state voltage | dV/dt | 300 | | | V/µs | VD = 67% VDRM, gate open, Tj = 150°C | 2 |
| Critical rate of decrease of commutating current | (dI/dt)c | 7.1 | | | A/ms | Without snubber, Tj = 150°C | 2 |
| On-state voltage | VTM | | | 1.5 | V | ITM = 22.5 A, tp = 380 µs, Tj = 25°C | 3 |
| Threshold voltage | VTO | | | 0.8 | V | Tj = 150°C | 3 |
| Dynamic resistance | RD | | | 23 | mΩ | Tj = 150°C | 3 |
| Off-state/reverse leakage current | IDRM/IRRM | | | 5 | µA | VDRM = VRRM, Tj = 25°C | 3 |
| Off-state/reverse leakage current | IDRM/IRRM | | | 6.4 | mA | VDRM = VRRM, Tj = 150°C | 3 |
| Off-state/reverse leakage current | IDRM/IRRM | | | 4.2 | mA | VD/VR = 400 V (at peak mains voltage), Tj = 150°C | 3 |
| Thermal resistance junction to case (AC) | Rth(j-c) | | | 1.2 | °C/W | D2PAK | 3 |
| Thermal resistance junction to ambient | Rth(j-a) | | | 45 | °C/W | | 3 |
## CAD (KiCad official)
- Symbol: `BTA16-600B`
- Footprint: `Package_TO_SOT_THT:TO-220-3_Vertical`
- 3D model: TO-220 (KiCad packages3D, STEP)
- 3D model files: `bta16-600b-etched.step` / `bta16-600b-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `bta16-600b.step` / `bta16-600b.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Tokmas datasheet](docs/bta16-600b-datasheet.pdf) (7 pp, sha256 `2462ecbc484e9c9e`, retrieved 2026-10-22, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-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/bta16-600b-datasheet.pdf)