Triac WEIDA BT138-800CW optimized for 12A RMS current and 800V peak voltage in resistive load circuits
Key Attributes
Model Number:
BT138-800CW
Product Custom Attributes
Holding Current (Ih):
40mA
Current - Gate Trigger(Igt):
35mA
Voltage - On State(Vtm):
1.6V
Average Gate Power Dissipation (PG(AV)):
500mW
Current - On State(It(RMS)):
12A
Peak Off - State Voltage(Vdrm):
800V
Current - Surge(Itsm@f):
120A
SCR Type:
-
Operating Temperature:
-40℃~+125℃
Gate Trigger Voltage (Vgt):
1.3V
Mfr. Part #:
BT138-800CW
Package:
TO-252-4R
Product Description
Jiangsu Weida Semiconductor BT138 Series 12A Triacs
The BT138 Series Triacs from Jiangsu Weida Semiconductor are designed for middle and small resistance type power loads, featuring low holding and latching current. These triacs are ideal for applications requiring reliable power control in resistive load scenarios.
Product Attributes
- Brand: Jiangsu Weida Semiconductor Co., Ltd.
- Product Series: BT138 Series
- Current Rating: 12A
- Revision: 9.0
- Year: 2020
Technical Specifications
| Parameter | Symbol | Value | Unit | Notes |
| MAIN FEATURES | ||||
| RMS on-state current | IT(RMS) | 12 | A | |
| Repetitive peak off-state voltage / Repetitive peak reverse voltage | VDRM/VRRM | 600/800 | V | |
| On-state voltage | VTM | ≤1.6 | V | |
| ABSOLUTE MAXIMUM RATINGS | ||||
| Storage junction temperature range | Tstg | -40~150 | ℃ | |
| Operating junction temperature range | Tj | -40~125 | ℃ | |
| Repetitive peak off-state voltage (Tj=25℃) | VDRM | 600/800 | V | |
| Repetitive peak reverse voltage (Tj=25℃) | VRRM | 600/800 | V | |
| RMS on-state current | IT(RMS) | 12 | A | |
| Non repetitive surge peak on-state current (full cycle, F=50Hz) | ITSM | 120 | A | |
| I2t value for fusing (tp=10ms) | I2t | 45 | A²s | |
| Critical rate of rise of on-state current (IG=2×IGT) | dI/dt | 50 (--) / 10 () | A/µs | |
| Peak gate current | IGM | 2 | A | |
| Average gate power dissipation | PG(AV) | 0.5 | W | |
| Peak gate power | PGM | 5 | W | |
| ELECTRICAL CHARACTERISTICS (Tj=25℃ unless otherwise specified) | ||||
| Gate Trigger Current (3 Quadrants) | IGT | MAX 10/35/50 | mA | VD=12V, RL=33Ω (--) |
| Gate Trigger Voltage (3 Quadrants) | VGT | 1.3 | V | |
| Gate Non-Trigger Voltage (3 Quadrants) | VGD | MIN 0.2 | V | VD=VDRM, Tj=125℃ (--) |
| Holding Current (3 Quadrants) | IH | MAX 10/40/60 | mA | IT=100mA (-) |
| Latching Current (3 Quadrants) | IL | MAX 30/50/70 (-), 40/60/80 () | mA | IG=1.2IGT |
| Critical dV/dt (3 Quadrants) | dV/dt | MIN 200/500/1000 | V/µs | VD=2/3VDRM, Tj=125℃, Gate open |
| Gate Trigger Current (4 Quadrants) | IGT | MAX 5/10/25/50 (--), 10/25/70/100 () | mA | VD=12V, RL=33Ω |
| Gate Trigger Voltage (4 Quadrants) | VGT | 1.3 | V | (---) |
| Gate Non-Trigger Voltage (4 Quadrants) | VGD | MIN 0.2 | V | VD=VDRM (---) |
| Holding Current (4 Quadrants) | IH | MAX 10/20/40/60 | mA | IT=100mA |
| Latching Current (4 Quadrants) | IL | MAX 10/30/50/70 (--), 20/40/70/100 () | mA | IG=1.2IGT |
| Critical dV/dt (4 Quadrants) | dV/dt | MIN 20/50/100/200 | V/µs | VD=0.66×VDRM, Tj=125℃, Gate open |
| STATIC CHARACTERISTICS | ||||
| On-state voltage | VTM | MAX 1.6 | V | ITM=15A, tp=380µs, Tj=25℃ |
| Off-state current | IDRM, IRRM | MAX 5 (Tj=25℃), 1 (Tj=125℃) | µA / mA | VDRM= VRRM |
| THERMAL RESISTANCES | ||||
| Junction to case (AC) | Rth(j-c) | 1.8 (TO-252-4R) / 1.5 (TO-220B/C) / 2.5 (TO-220F) / 1.5 (TO-263) | ℃/W | |
Ordering Information
BT138-600D
- D: IGT1-3≤5mA, IGT4≤10mA
- E: IGT1-3≤10mA, IGT4≤25mA
- F: IGT1-3≤25mA, IGT4≤70mA
- G: IGT1-3≤50mA, IGT4≤100mA
- SW: IGT1-3≤10mA
- CW: IGT1-3≤35mA
- BW: IGT1-3≤50mA
- IT(RMS): 12A
- VDRM, VRRM: 600 (600V), 800 (800V)
2410122025_WEIDA-BT138-800CW_C19185819.pdf
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