ETC BTB08

BTA08 BW/CW
BTB08 BW/CW
SNUBBERLESS TRIACS
.
..
.
FEATURES
HIGH COMMUTATION : (dI/dt)c > 7A/ms
without snubber
HIGH SURGE CURRENT : ITSM = 80A
VDRM UP TO 800V
BTA Family :
INSULATING VOLTAGE = 2500V(RMS)
(UL RECOGNIZED : E81734)
DESCRIPTION
A1
A2
The BTA/BTB08 BW/CW triac family are high performance glass passivated chips technology.
The SNUBBERLESS concept offer suppression
of RC network and it is suitable for application
such as phase control and static switching on inductive or resistive load.
G
TO220AB
(Plastic)
ABSOLUTE RATINGS (limiting values)
Symbol
IT(RMS)
ITSM
I2t
dI/dt
Tstg
Tj
Tl
Symbol
VDRM
VRRM
March 1995
Parameter
Value
Unit
8
A
tp = 8.3 ms
85
A
tp = 10 ms
80
I2t value
tp = 10 ms
32
A2s
Critical rate of rise of on-state current
Gate supply : IG = 500mA diG/dt = 1A/µs
Repetitive
F = 50 Hz
20
A/µs
Non
Repetitive
100
RMS on-state current
(360° conduction angle)
BTA
Tc = 90 °C
BTB
Tc = 95 °C
Non repetitive surge peak on-state current
( Tj initial = 25°C )
Storage and operating junction temperature range
- 40 to + 150
- 40 to + 125
°C
°C
260
°C
Maximum lead temperature for soldering during 10 s at 4.5 mm
from case
Parameter
Repetitive peak off-state voltage
Tj = 125 °C
BTA / BTB08-... BW/CW
Unit
400
600
700
800
400
600
700
800
V
1/5
BTA08 BW/CW / BTB08 BW/CW
THERMAL RESISTANCES
Symbol
Rth (j-a)
Parameter
Value
Unit
60
°C/W
BTA
4.4
°C/W
BTB
3.3
BTA
3.3
BTB
2.5
Junction to ambient
Rth (j-c) DC Junction to case for DC
Rth (j-c) AC Junction to case for 360° conduction angle
( F= 50 Hz)
°C/W
GATE CHARACTERISTICS (maximum values)
PG (AV) = 1W
PGM = 10W (tp = 20 µs)
IGM = 4A (tp = 20 µs)
VGM = 16V (tp = 20 µs).
ELECTRICAL CHARACTERISTICS
Symbol
IGT
Test Conditions
VD=12V
VGT
VD=12V
VGD
(DC)
(DC)
RL =33Ω
RL =33Ω
Quadrant
Tj=25°C
Unit
BW
CW
MIN
2
1
MAX
50
35
mA
Tj=25°C
I-II-III
MAX
1.5
V
VD=VDRM R L=3.3kΩ
Tj=125°C
I-II-III
MIN
0.2
V
tgt
VD=VDRM IG = 500mA
dIG/dt = 3A/µs
Tj=25°C
I-II-III
TYP
2
µs
IL
IG=1.2 IGT
Tj=25°C
I-III
TYP
40
-
II
TYP
80
-
I-III
MAX
-
50
II
MAX
-
80
50
35
mA
IH *
IT= 500mA gate open
Tj=25°C
MAX
VTM *
ITM= 11A tp= 380µs
Tj=25°C
MAX
1.75
V
IDRM
IRRM
VDRM
VRRM
Tj=25°C
MAX
0.01
mA
Tj=125°C
MAX
2
Linear slope up to VD =67%VDRM
gate open
Tj=125°C
MIN
500
250
TYP
750
500
Without snubber
Tj=125°C
MIN
7
4.5
TYP
14
9
dV/dt *
(dI/dt)c *
Rated
Rated
* For either polarity of electrode A2 voltage with reference to electrode A1.
2/5
I-II-III
Suffix
mA
V/µs
A/ms
BTA08 BW/CW / BTB08 BW/CW
ORDERING INFORMATION
Package
BTA
(Insulated)
BTB
(Uninsulated)
IT(RMS)
VDRM / VRRM
Sensitivity Specification
A
V
BW
CW
8
400
X
X
600
X
X
700
X
X
800
X
X
400
X
X
600
X
X
700
X
X
800
X
X
Fig.1 : Maximum RMS power dissipation versus RMS
on-state current (F=50Hz).
(Curves are cut off by (dI/dt)c limitation)
Fig.2 : Correlation between maximum RMS power
dissipation and maximum allowable temperatures (Tamb
and Tcase) for different thermal resistances heatsink +
contact (BTA).
Fig.3 : Correlation between maximum RMS power
dissipation and maximum allowable temperatures (Tamb
and Tcase) for different thermal resistances heatsink +
contact (BTB).
Fig.4 : RMS on-state current versus case temperature.
3/5
BTA08 BW/CW / BTB08 BW/CW
Fig.5 : Relative variation of hermal impedance versus
pulse duration.
Fig.6 : Relative variation of gate trigger current and
holding current versus junction temperature.
Zth/Rth
1
Zt h( j-c)
0.1
Zt h(j-a)
tp( s)
0.01
1E-3
1E-2
1E-1
1E +0
1 E +1
1 E +2 5 E +2
Fig.7 : Non Repetitive surge peak on-state current
versus number of cycles.
Fig.9 : On-state characteristics (maximum values).
4/5
Fig.8 : Non repetitive surge peak on-state current for a
sinusoidal pulse with width : t ≤ 10ms, and
corresponding value of I2t.
BTA08 BW/CW / BTB08 BW/CW
PACKAGE MECHANICAL DATA
TO220AB Plastic
REF.
H
A
J
G
I
D
B
F
O
P
L
C
M
= N =
A
B
C
D
F
G
H
I
J
L
M
N
O
P
DIMENSIONS
Millimeters
Inches
Min.
Max.
Min.
Max.
10.20
10.50
0.401
0.413
14.23
15.87
0.560
0.625
12.70
14.70
0.500
0.579
5.85
6.85
0.230
0.270
4.50
0.178
2.54
3.00
0.100
0.119
4.48
4.82
0.176
0.190
3.55
4.00
0.140
0.158
1.15
1.39
0.045
0.055
0.35
0.65
0.013
0.026
2.10
2.70
0.082
0.107
4.58
5.58
0.18
0.22
0.80
1.20
0.031
0.048
0.64
0.96
0.025
0.038
Cooling method : C
Marking : type number
Weight : 2.3 g
Recommended torque value : 0.8 m.N.
Maximum torque value : 1 m.N.
Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsability
for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may
result from its use. No license is granted by implication or otherwise under any patent or patent rights of SGS-T HOMSON Microelectronics.
Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all
information previously supplied.
SGS-THOMSON Microelectronics products are not authorized for use as critical components in life support devices or systems
without express written approval of SGS-THOMSON Microelectronics.
 1995 SGS-THOMSON Microelectronics - Printed in Italy - All rights reserved.
SGS-THOMSON Microelectronics GROUP OF COMPANIES
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