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BT137 Triac Specs for Engineers

The document describes an 8A TRIAC device from the BT137 series. It is suitable for general purpose AC switching applications such as static relays, heating regulation, and induction motor starting circuits. Key features include blocking voltages up to 800V, RMS on-state current up to 8A, and non-repetitive peak on-state current up to 71A. Electrical characteristics including gate trigger voltage, leakage current, and dv/dt are provided. Thermal characteristics and package dimensions are also specified.

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Renso Rodriguez
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104 views4 pages

BT137 Triac Specs for Engineers

The document describes an 8A TRIAC device from the BT137 series. It is suitable for general purpose AC switching applications such as static relays, heating regulation, and induction motor starting circuits. Key features include blocking voltages up to 800V, RMS on-state current up to 8A, and non-repetitive peak on-state current up to 71A. Electrical characteristics including gate trigger voltage, leakage current, and dv/dt are provided. Thermal characteristics and package dimensions are also specified.

Uploaded by

Renso Rodriguez
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as PDF, TXT or read online on Scribd
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8A TRIAC

BT137 Series
 Description:
High current density due to mesa technology;Glass Passivation.

 Applications
BT137 series triacs is suitable for general purpose AC switching.
They can be used as an ON/OFF Function in applications such
as static relays,heating regulation,induction motor stating circuits...
or for phase contol operation light dimmers,motor speed controllers.

 Features:
Blocking voltage to 600 & 800V
On-state RMS current to 8A
Non-repetitive peak on-state current to 71A

 Absolute Maximum Ratings

Symbol Parameter Conditions Value Unit

VDRM Repetitive peak off-state voltage TJ=25℃ 600 & 800 V

VRRM Repetitive peak Reverse voltage TJ=25℃ 600 & 800 V

IT(RMS) RMS on-state current (full sine wave) Tc=110℃ 8 A

f=60Hz,tp=16.7ms 71
Non-repetitive surge peak On-state current
ITSM A
(full cycle,Tj=25℃)
f=50Hz,tp=20ms 65

I2t I2t Value for fusing tp=10ms 21 A2S

IGM Peak gate current 2 A


tp=20µs, TJ=125℃
PG(AV) Average gate power dissipation 0.5 W

PGM Peak gate power dissipation tp=10ms, TJ=125℃ 5 W

TSTG Storage temperature -40 150 ℃

TJ Junction temperature -40 125 ℃

WED http://www.kcdec.com 1/4 E-mail: kcd@kcdec.com


8A TRIAC
BT137 Series
 Electrical Characteristics

Value
Symbol Conditions Quadrant Unit
D E F G

Ⅰ-Ⅱ-Ⅲ 5 10 25 50
IGT MAX mA
VD=12V,RL=33Ω Ⅳ 10 25 70 100

VGT ALL MAX 1.3 V

VGD VD=VDRM,RL=3.3KΩ,TJ=125℃ ALL MIN 0.2 V

Ⅰ-Ⅲ-Ⅳ 15 30 40 60 mA
IL IG=1.2IGT MAX
Ⅱ 20 40 60 90

IH IT=100mA MAX 10 25 30 60 mA

dv/dt VDM=67%VDRM,gate open,TJ=125℃ MIN 10 20 200 400 V/µs

 Electrical Characteristics

Symbol Parameter Numerical Unit

VTM IT=5A,tp=380µs TJ=25℃ 1.65 V

TJ=25℃ 5 µA
IDRM
VD=VDRM,VR=VRRM
IRRM
TJ=125℃ 1 mA

 Thermal Characteristics

Symbol Parameter Numerical(MAX) Unit

Rth(j-c) Junction to case(AC) 2.0 ℃/W

 Ordering Information

WED http://www.kcdec.com 2/4 E-mail: kcd@kcdec.com


8A TRIAC
BT137 Series
 Package Outline Dimensions

WED http://www.kcdec.com 3/4 E-mail: kcd@kcdec.com


8A TRIAC
BT137 Series

WED http://www.kcdec.com 4/4 E-mail: kcd@kcdec.com

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