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BT134

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JUXING Thyristors (SCR)/Modules, TO-252. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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docs bt134: etch along the lead row, tab up; full MPN text (service-occt 1.9.3) (service-occt 1.6.0, from the plain STEP) · Ray 23d ago
viewers bt134: viewers · Ray 1mo ago
bt134-etched.glb bt134: etch along the lead row, tab up; full MPN text (service-occt 1.9.3) (service-occt 1.6.0, from the plain STEP) · Ray 23d ago
bt134-etched.step bt134: etch along the lead row, tab up; full MPN text (service-occt 1.9.3) (service-occt 1.6.0, from the plain STEP) · Ray 23d ago
bt134-hero.glb bt134: etch along the lead row, tab up; full MPN text (service-occt 1.9.3) (service-occt 1.6.0, from the plain STEP) · Ray 23d ago
bt134-hero.overlay.json bt134: etch along the lead row, tab up; full MPN text (service-occt 1.9.3) (service-occt 1.6.0, from the plain STEP) · Ray 23d ago
bt134.glb Publish 0.1.0 · Ray 1mo ago
bt134.kicad_mod Publish 0.1.0 · Ray 1mo ago
bt134.kicad_sym Publish 0.1.0 · Ray 1mo ago
bt134.lbr Publish 0.1.0 · Ray 1mo ago
bt134.step Publish 0.1.0 · Ray 1mo ago
package.json bt134: etch along the lead row, tab up; full MPN text (service-occt 1.9.3) (service-occt 1.6.0, from the plain STEP) · Ray 23d ago
page.json bt134: etch along the lead row, tab up; full MPN text (service-occt 1.9.3) (service-occt 1.6.0, from the plain STEP) · Ray 23d ago
README.md bt134: specified limits as data (metadata.characteristics, 25 rows from the datasheet) · Ray 23d ago

BT134

JUXING · Thyristors (SCR)/Modules · TO-252

BT134 from JUXING, in a TO-252. 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 T1 passive Main terminal T1 of the triac (MT1), the current return terminal for the 2 A RMS on-state current (IT(RMS)) with VDRM/VRRM of 600 V or 800 V.
2 T2 passive Main terminal T2 of the triac (MT2), also connected to the tab, carrying the 2 A RMS on-state current with VDRM/VRRM of 600 V or 800 V.
3 G input Gate trigger terminal, with peak gate current IGM of 4 A and peak gate power PGM of 5.0 W.

Key specifications

Parameter Value
Manufacturer JUXING
Package TO-252
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
Repetitive peak off-state voltage (600E variant) VDRM/VRRM 600 V 600E variant 1
Repetitive peak off-state voltage (800E variant) VDRM/VRRM 800 V 800E variant 1
RMS on-state current IT(RMS) 2 A full sine wave 1
Non repetitive surge peak on-state current ITSM 10 A full sine wave, Tj=25℃, t=20ms 1
Peak gate current IGM 4 A 1
I2t for fusing I2t 0.5 A2S t=10ms 1
Average gate Power Dissipation PG(AV) 0.5 W Tj=125℃ 1
Peak gate Power PGM 5 W 1
Repetitive rate of rise of on-state current after triggering Dit/dt 50 A/µs 1
Junction Temperature Tj -40 125 ℃ 1
Storage Temperature Tstg -40 150 ℃ 1
Gate trigger current (quadrants Ⅰ, Ⅱ, Ⅲ) IGT 15 mA VD=12V;RL=100Ω; quadrants Ⅰ Ⅱ Ⅲ 2
Gate trigger current (quadrant Ⅳ) IGT 35 mA VD=12V;RL=100Ω; quadrant Ⅳ 2
Latching current (quadrants Ⅰ, Ⅱ, Ⅲ) IL 20 mA IG=1.2IGT; quadrants Ⅰ Ⅱ Ⅲ 2
Latching current (quadrant Ⅳ) IL 50 mA IG=1.2IGT; quadrant Ⅳ 2
Holding current IH 20 mA IT=0.5A 2
Peak forward on-state voltage VTM 1.4 V ITM=2A, Tj=25℃ 2
Gate trigger voltage (quadrants Ⅰ, Ⅱ, Ⅲ) VGT 1.5 V VD=12V;RL=100Ω; quadrants Ⅰ Ⅱ Ⅲ 2
Non-triggering gate voltage VGD 0.2 V VD=VDRM; Tj=125℃ 2
Off-state leakage current ID 0.1 0.5 mA VD=VDRM(max); Tj=125℃ 2
Repetitive peak off-state current (critical rate of rise of off-state voltage) dVD/dt 500 V/µs VD=67%VDRM(max); Tj=125℃ 2
Maximum forward or reverse leakage current IDRM/IRRM 5 µA VD=VDRM/VRRM; Tj=25℃ 2
Maximum forward or reverse leakage current IDRM/IRRM 1 mA VD=VDRM/VRRM; Tj=125℃ 2
On-state threshold voltage VT0 0.92 V Tj=125℃ 2
Thermal Resistance From Junction To Ambient RθJA 70 ℃/W 1

CAD (KiCad official)

  • Symbol: BT134
  • Footprint: Package_TO_SOT_THT:TO-126-3_Vertical
  • 3D model: TO-252 (KiCad packages3D, STEP)
  • 3D model files: bt134-etched.step / bt134-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); bt134.step / bt134.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: JUXING datasheet (3 pp, sha256 dbf735c4e4e68d69, retrieved 2026-10-09, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text+vision), consensus claude-opus-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