BTA41 A/B
BTB41 B
March 1995
STANDARD TRIACS
Symbol
Parameter
Value
Unit
IT(RMS)
RMS on-state current
(360
conduction angle)
BTA
Tc = 75
C
40
A
BTB
Tc = 85
C
45
ITSM
Non repetitive surge peak on-state current
( Tj initial = 25
C )
tp = 8.3 ms
315
A
tp = 10 ms
300
I2t
I2t value
tp = 10 ms
450
A2s
dI/dt
Critical rate of rise of on-state current
Gate supply : IG = 500mA diG/dt = 1A/
s
Repetitive
F = 50 Hz
10
A/
s
Non
Repetitive
50
Tstg
Tj
Storage and operating junction temperature range
- 40 to + 150
- 40 to + 125
C
C
Tl
Maximum lead temperature for soldering during 10 s at 4.5 mm
from case
260
C
TOP 3
(Plastic)
A1
A2
G
.
HIGH SURGE CURRENT CAPABILITY
.
COMMUTATION : (dV/dt)c > 10V/
s
.
BTA Family :
INSULATING VOLTAGE = 2500V
(RMS)
(UL RECOGNIZED : E81734)
DESCRIPTION
Symbol
Parameter
BTA41-...A/B / BTB41-... B
Unit
400
600
700
800
VDRM
VRRM
Repetitive peak off-state voltage
Tj = 125
C
400
600
700
800
V
ABSOLUTE RATINGS (limiting values)
FEATURES
The BTA41 A/B / BTB41 B triac family are high
performance glass passivated PNPN devices.
These parts are suitables for general purpose ap-
plications where high surge current capability is re-
quired. Application such as phase control and
static switching on inductive or resistive load.
1/5
GATE CHARACTERISTICS (maximum values)
Symbol
Parameter
Value
Unit
Rth (j-a)
Junction to ambient
50
C/W
Rth (j-c) DC Junction to case for DC
BTA
1.2
C/W
BTB
0.8
Rth (j-c) AC Junction to case for 360
conduction angle
( F= 50 Hz)
BTA
0.9
C/W
BTB
0.6
Symbol
Test Conditions
Quadrant
Suffix
Unit
A
B
IGT
VD=12V
(DC)
RL=33
Tj=25
C
I-II-III
MAX
100
50
mA
IV
MAX
150
100
VGT
VD=12V
(DC)
RL=33
Tj=25
C
I-II-III-IV
MAX
1.5
V
VGD
VD=VDRM RL=3.3k
Tj=125
C
I-II-III-IV
MIN
0.2
V
tgt
VD=VDRM IG = 500mA
dIG/dt = 3A/
s
Tj=25
C
I-II-III-IV
TYP
2.5
s
IL
IG=1.2 IGT
Tj=25
C
I-III-IV
TYP
70
60
mA
II
200
180
IH *
IT= 500mA gate open
Tj=25
C
MAX
100
80
mA
VTM *
ITM= 60A tp= 380
s
Tj=25
C
MAX
1.8
V
IDRM
IRRM
VDRM Rated
VRRM Rated
Tj=25
C
MAX
0.01
mA
Tj=125
C
MAX
6
dV/dt *
Linear slope up to VD=67%VDRM
gate open
Tj=125
C
MIN
250
250
V/
s
(dV/dt)c *
(dI/dt)c = 18A/ms
BTA
(dI/dt)c = 20A/ms
BTB
Tj=125
C
MIN
10
V/
s
* For either polarity of electrode A2 voltage with reference to electrode A1.
PG (AV) = 1W
PGM = 40W (tp = 20
s)
IGM = 8A (tp = 20
s)
VGM = 16V (tp = 20
s).
ELECTRICAL CHARACTERISTICS
THERMAL RESISTANCES
BTA41 A/B / BTB41 B
2/5
ORDERING INFORMATION
Package
IT(RMS)
VDRM / VRRM
Sensitivity Specification
A
V
A
B
BTA
(Insulated)
41
400
X
X
600
X
X
700
X
X
800
X
X
BTB
(Uninsulated)
45
400
X
600
X
700
X
800
X
Fig.1 : Maximum RMS power dissipation versus RMS
on-state current (F=50Hz).
(Curves are cut off by (dI/dt)c limitation) (BTA)
Fig.2 : Correlation between maximum RMS power
dissipation and maximum allowable temperatures (Tamb
and Tcase) for different thermal resistances heatsink +
contact (BTA).
Fig.3 : Maximum RMS power dissipation versus RMS
on-state current (F=50Hz).
(Curves are cut off by (dI/dt)c limitation) (BTB)
Fig.4 : Correlation between maximum RMS power
dissipation and maximum allowable temperatures (Tamb
and Tcase) for different thermal resistances heatsink +
contact (BTB).
BTA41 A/B / BTB41 B
3/5
Fig.8 : Relative variation of gate trigger current and
holding current versus junction temperature.
Fig.9 : Non Repetitive surge peak on-state current
versus number of cycles.
Fig.10 : Non repetitive surge peak on-state current for a
sinusoidal
pulse
with
width
:
t
10ms,
and
corresponding value of I2t.
1E-3
1E-2
1E-1
1E +0
1 E+1
1 E+2
1 E +3
0.01
0.10
1.00
Zth/Rth
Zth( j-c)
Zt h( j-a)
tp( s)
Fig.7 : Relative variation of thermal transient impedance
pulse duration.
Fig.5 : RMS on-state current versus case temperature.
(BTA)
Fig.6 : RMS on-state current versus case temperature.
(BTB)
BTA41 A/B / BTB41 B
4/5
Fig.11 : On-state characteristics (maximum values).
PACKAGE MECHANICAL DATA
TOP 3
Plastic
Cooling method : C
Marking : type number
Weight : 4.7 g
Recommended torque value : 0.8 m.N.
Maximum torqur value : 1 m.N.
H
R 4.6
C
A
G
D
B
P
N
N
L
M
J
I
REF.
DIMENSIONS
Millimeters
Inches
Min.
Max.
Min.
Max.
A
15.10
15.50
0.594
0.611
B
20.70
21.10
0.814
0.831
C
14.30
15.60
0.561
0.615
D
16.10
16.50
0.632
0.650
G
3.40
-
0.133
-
H
4.40
4.60
0.173
0.182
I
4.08
4.17
0.161
0.164
J
1.45
1.55
0.057
0.062
L
0.50
0.70
0.019
0.028
M
2.70
2.90
0.106
0.115
N
5.40
5.65
0.212
0.223
P
1.20
1.40
0.047
0.056
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-THOMSON 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 writt en 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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BTA41 A/B / BTB41 B
5/5
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