Triacs WEIDA BTA41 800BW Series Featuring 2500V RMS Insulation Voltage and Strong EMI Resistance

Key Attributes
Model Number: BTA41-800BW
Product Custom Attributes
Holding Current (Ih):
60mA
Current - Gate Trigger(Igt):
50mA
Voltage - On State(Vtm):
1.55V
Average Gate Power Dissipation (PG(AV)):
1W
Current - On State(It(RMS)):
40A
Peak Off - State Voltage(Vdrm):
800V
Current - Surge(Itsm@f):
400A
Operating Temperature:
-40℃~+125℃
Gate Trigger Voltage (Vgt):
1.3V
Mfr. Part #:
BTA41-800BW
Package:
TO-3P
Product Description

Product Overview

The Jiangsu Weida Semiconductor BTA41 Series 40A Triacs are designed for high-current shock loading, offering a high dv/dt rate and strong resistance to electromagnetic interference. These triacs feature excellent commutation performance, with 3-quadrant products particularly recommended for inductive loads. They provide an insulation voltage rated at 2500V RMS from all terminals to an external heatsink, complying with UL standards.

Product Attributes

  • Brand: Jiangsu Weida Semiconductor Co., Ltd.
  • Series: BTA41 Series
  • Product Type: Triacs
  • Certifications: UL Standards (for insulation voltage)

Technical Specifications

ParameterSymbolValueUnitNotes
RMS On-State CurrentIT(RMS)40.0A
Repetitive Peak Off-State Voltage / Repetitive Peak Reverse VoltageVDRM/VRRM600/800/1200/1600V(Tj=25)
Non-Repetitive Surge Peak On-State CurrentITSM400A(full cycle, F=50Hz)
I2t Value for FusingI2t880A2s(tp=10ms)
Critical Rate of Rise of On-State CurrentdI/dt50A/s(IG=2IGT)
Peak Gate CurrentIGM4A
Average Gate Power DissipationPG(AV)1W
Peak Gate PowerPGM10W
Storage Junction Temperature RangeTstg-40~150
Operating Junction Temperature RangeTj-40~125
On-State Voltage (Max)VTM1.55V(ITM=60A, tp=380s, Tj=25)
Off-State Current (Max)IDRM/IRRM10A(VDRM=VRRM, Tj=25)
Off-State Current (Max)IDRM/IRRM5mA(VDRM=VRRM, Tj=125)
Junction to Case Thermal Resistance (AC)Rth(j-c)1.1/WTO-3P(Ins)
Junction to Case Thermal Resistance (AC)Rth(j-c)0.91/WTO-247(Non-Ins)
Junction to Case Thermal Resistance (AC)Rth(j-c)0.80/WTG-C
Gate Trigger Current (Max)IGT50mA(VD=12V, RL=33, Quadrants --)
Gate Trigger Voltage (Max)VGT1.3V
Gate Non-Trigger Voltage (Min)VGD0.2V(VD=VDRM, Tj=125)
Holding Current (Max)IH60mA(IT=100mA)
Latching Current (Max)IL80mA(IG=1.2IGT, Quadrants -)
Latching Current (Max)IL100mA(IG=1.2IGT, Quadrant )
Critical Rate of Rise of Commutation Voltage (Min)dV/dt1000V/s(VD=2/3VDRM, Tj=125, Gate open)

Ordering Information Example: BTA41-800BW (Triac, 40A, 800V, IGT1-350mA)

  • Package Type Codes: A: TO-220A(Ins), B: TO-220A(Non-Ins)
  • VDRM/VRRM Codes: 600, 800, 1200, 1600
  • IGT Codes: B (IGT1-350mA, IGT4100mA), BW (IGT1-350mA)

2411010951_WEIDA-BTA41-800BW_C42374854.pdf

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