BTB24 B
STANDARD TRIACS
Symbol
Parameter
Value
Unit
IT(RMS)
RMS on-state current
(360
conduction angle)
Tc = 90
C
25
A
ITSM
Non repetitive surge peak on-state current
( Tj initial = 25
C )
tp = 8.3 ms
260
A
tp = 10 ms
250
I2t
I2t value
tp = 10 ms
312
A2s
dI/dt
Critical rate of rise of on-state current
Gate supply : IG = 2 . IGT tr
100ns
Repetitive
F = 100 Hz
50
A/
s
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
TO220AB
(Plastic)
A1
A2
G
.
HIGH SURGE CURRENT CAPABILITY
.
COMMUTATION : (dV/dt)c > 10V/
s
DESCRIPTION
Symbol
Parameter
BTB24-... 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 BTB24 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.
October 1998 - Ed: 2A
1/4
Symbol
Test Conditions
Quadrant
Suffix
Unit
IGT
VD=12V (DC) RL=33
Tj=25
C
I-II-III-IV
MIN
5
mA
I-II-III
MAX
50
IV
MAX
100
VGT
VD=12V (DC) RL=33
Tj=25
C
I-II-III-IV
MAX
1.3
V
VGD
VD=VDRM RL=3.3k
Tj=125
C
I-II-III-IV
MIN
0.2
V
IL
IG=1.2 IGT
Tj=25
C
I-III-IV
MAX
70
mA
II
150
IH *
IT= 500mA gate open
Tj=25
C
MAX
50
mA
VTM *
ITM= 35A tp= 380
s
Tj=25
C
MAX
1.6
V
IDRM
IRRM
VDRM Rated
VRRM Rated
Tj=25
C
MAX
5
A
Tj=125
C
MAX
2
mA
dV/dt *
Linear slope up to VD=67%VDRM
gate open
Tj=125
C
MIN
750
V/
s
(dV/dt)c *
(dI/dt)c = 11.1A/ms
Tj=125
C
MIN
10
V/
s
ELECTRICAL CHARACTERISTICS
* For either polarity of electrode A2 voltage with reference to electrode A1.
PG (AV) = 1W PGM = 10W (tp = 20
s) IGM = 4A (tp = 20
s) VGM = 16V (tp = 20
s).
GATE CHARACTERISTICS (maximum values)
Symbol
Parameter
Value
Unit
Rth (j-a)
Junction to ambient
60
C/W
Rth (j-c) DC Junction to case for DC
1.5
C/W
Rth (j-c) AC Junction to case for 360
conduction angle ( F= 50 Hz)
1.1
C/W
THERMAL RESISTANCES
0
5
10
15
20
25
0
5
10
15
20
25
30
35
P(W)
IT(rms)(A)
180
= 180
= 120
= 90
= 30
= 60
Fig. 1: Maximum power dissipation versus RMS
on-state current.
0
20
40
60
80
100
120
140
0
5
10
15
20
25
30
35
P(W)
Tcase (C)
90
125
100
110
120
Tamb(C)
= 180
Rth=0C/W
Rth=1C/W
Rth=2C/W
Rth=3C/W
Fig. 2: Correlation between maximum power dissipation
and maximum allowable temperatures (Tamb and
Tcase) for different thermal resistances heatsink +
contact.
BTB24 B
2/4
0
25
50
75
100
125
0
5
10
15
20
25
30
IT(rms)(A)
Tcase(C)
= 180
Fig. 3: RMS on-state current versus case temperature.
1E-3
1E-2
1E-1
1E+0
1E+1
1E+2 5E+2
0.01
0.10
1.00
K=[Zth/Rth]
Zth(j-c)
Zth(j-a)
tp(s)
Fig. 4: Relative variation of thermal impedance versus
pulse duration.
-40
-20
0
20
40
60
80
100
120
140
0.0
0.5
1.0
1.5
2.0
2.5
IGT,IH[Tj] / IGT,IH[Tj=25C]
IGT
IH
Tj(C)
Fig. 5: Relative variation of gate trigger current and
holding current versus junction temperature (typical
values).
1
10
100
1000
0
20
40
60
80
100
120
140
160
180
200
220
ITSM(A)
Tj initial=25C
F=50Hz
Number of cycles
Fig. 6: Non Repetitive surge peak on-state current
versus number of cycles.
1
2
5
10
100
200
500
1000
ITSM(A),It(As)
Tj initial=25C
ITSM
It
tp(ms)
Fig. 7: Non repetitive surge peak on-state current for a
sinusoidal pulse with width : t
10ms, and
corresponding value of I2t.
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
1
10
100
300
ITM(A)
Tj=25C
Tj max.:
Vto=0.95V
Rt=19m
Tj=Tj max.
VTM(V)
Fig. 8: On-state characteristics (maximum values).
BTB24 B
3/4
Cooling method : C
Marking : type number
Weight : 2.25 g
Recommended torque value : 0.8 m.N.
Maximum torque value : 1 m.N.
PACKAGE MECHANICAL DATA
TO220AB Plastic
l3
b1
b1
l2
a1
e
e
l1
F
L
B
I
A
C
b2
c1
c2
a2
REF.
DIMENSIONS
Millimeters
Inches
Min.
Max.
Min.
Max.
A
14.23
15.87
0.560
0.625
a1
4.50
0.177
a2
12.70
14.70
0.500
0.579
B
10.20
10.45
0.402
0.411
b1
0.64
0.96
0.025
0.038
b2
1.15
1.39
0.045
0.055
C
4.48
4.82
0.176
0.190
c1
0.35
0.65
0.020
0.026
c2
2.10
2.70
0.083
0.106
e
2.29
2.79
0.090
0.110
F
5.85
6.85
0.230
0.270
I
3.55
4.00
0.140
0.157
L
2.54
3.00
0.100
0.118
I1
1.30
0.051
l2
1.45
1.75
0.057
0.069
l3
0.80
1.20
0.031
0.047
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BTB24 B
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