BT169G
SCR
5 September 2018
Product data sheet
1. General description
Planar passivated Silicon Controlled Rectifier with sensitive gate in a SOT54 (TO-92) plastic
package. This SCR is designed to be interfaced directly to microcontrollers, logic ICs and other low
power gate trigger circuits.
2. Features and benefits
•
•
•
High voltage capability
Planar passivated for voltage ruggedness and reliability
Sensitive gate
3. Applications
•
•
•
•
Ignition circuits
Lighting ballasts
Protection circuits
Switched Mode Power Supplies
4. Quick reference data
Table 1. Quick reference data
Symbol
V
RRM
I
T(AV)
I
T(RMS)
I
TSM
Parameter
repetitive peak reverse
voltage
average on-state
current
RMS on-state current
half sine wave; T
lead
≤ 83 °C;
Fig. 1
half sine wave; T
lead
≤ 83 °C;
Fig. 2;
Fig. 3
Conditions
Min
-
-
-
-
-
-
V
D
= 12 V; I
T
= 10 mA; T
j
= 25 °C;
Fig. 7
V
DM
= 402 V; T
j
= 125 °C; R
GK
= 1 kΩ;
(V
DM
= 67% of V
DRM
); exponential
waveform;
Fig. 12
-
Typ
-
-
-
-
-
-
50
Max
600
0.5
0.8
8
9
125
200
Unit
V
A
A
A
A
°C
µA
non-repetitive peak on- half sine wave; T
j(init)
= 25 °C;
t
p
= 10 ms;
Fig. 4; Fig. 5
state current
half sine wave; T
j(init)
= 25 °C;
t
p
= 8.3 ms
T
j
I
GT
junction temperature
gate trigger current
Static characteristics
Dynamic characteristics
dV
D
/dt
rate of rise of off-state
voltage
500
800
-
V/µs
WeEn Semiconductors
BT169G
SCR
Symbol
Parameter
Conditions
V
DM
= 402 V; T
j
= 125 °C; (V
DM
= 67%
of V
DRM
); exponential waveform; gate
open circuit;
Fig. 12
Min
-
Typ
25
Max
-
Unit
V/µs
5. Pinning information
Table 2. Pinning information
Pin
1
2
3
Symbol Description
A
G
K
anode
gate
cathode
321
Simplified outline
Graphic symbol
A
G
sym037
K
TO-92 (SOT54)
6. Ordering information
Table 3. Ordering information
Type number
BT169G
Package
Name
TO-92
Description
plastic single-ended leaded (through hole) package; 3 leads
Version
SOT54
BT169G
All information provided in this document is subject to legal disclaimers.
©
WeEn Semiconductors Co., Ltd. 2018. All rights reserved
Product data sheet
5 September 2018
2 / 13
WeEn Semiconductors
BT169G
SCR
7. Limiting values
Table 4. Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol
V
DRM
V
RRM
I
T(AV)
I
T(RMS)
I
TSM
Parameter
repetitive peak off-state
voltage
repetitive peak reverse
voltage
average on-state current half sine wave; T
lead
≤ 83 °C;
Fig. 1
RMS on-state current
non-repetitive peak on-
state current
I t for fusing
rate of rise of on-state
current
peak gate current
peak reverse gate
voltage
peak gate power
average gate power
storage temperature
junction temperature
0.8
P
tot
(W)
0.6
2.8
0.4
4
conduction
angle
(degrees)
30
60
90
120
180
0
0.1
0.2
0.3
0.4
form
factor
a
4
2.8
2.2
1.9
1.57
0.5
α
101
2.2
a = 1.57
1.9
2
Conditions
Min
-
-
-
-
-
-
-
-
-
-
-
Max
600
600
0.5
0.8
8
9
0.32
50
1
5
2
0.1
150
125
001aab446
Unit
V
V
A
A
A
A
A²s
A/µs
A
V
W
W
°C
°C
77
T
lead(max)
(°C)
89
half sine wave; T
lead
≤ 83 °C;
Fig. 2; Fig. 3
half sine wave; T
j(init)
= 25 °C; t
p
= 10 ms;
Fig. 4; Fig. 5
half sine wave; T
j(init)
= 25 °C; t
p
= 8.3 ms
t
p
= 10 ms; SIN
I
T
= 2 A; I
G
= 10 mA; dI
G
/dt = 100 mA/µs
I t
dI
T
/dt
I
GM
V
RGM
P
GM
P
G(AV)
T
stg
T
j
2
over any 20 ms period
-
-40
-
0.2
113
0
I
T(AV)
(A)
125
0.6
α = conduction angle
a = form factor = I
T(RMS)
/ I
T(AV)
Fig. 1. Total power dissipation as a function of average on-state current; maximum values
BT169G
All information provided in this document is subject to legal disclaimers.
©
WeEn Semiconductors Co., Ltd. 2018. All rights reserved
Product data sheet
5 September 2018
3 / 13
WeEn Semiconductors
BT169G
SCR
2
I
T(RMS)
(A)
1.5
001aab449
1
I
T(RMS)
(A)
0.8
83 °C
001aab450
0.6
1
0.4
0.5
0.2
0
10
-2
10
-1
1
10
surge duration (s)
0
-50
0
50
100
150
T
lead
(°C)
f = 50 Hz; T
lead
= 83 °C
Fig. 2. RMS on-state current as a function of surge
duration for sinusoidal currents
10
I
TSM
(A)
8
Fig. 3. RMS on-state current as a function of lead
temperature; maximum values
001aab499
6
4
I
T
I
TSM
2
t
t
p
T
j(init)
= 25 °C max
0
1
10
10
2
number of cycles
10
3
f = 50 Hz
Fig. 4. Non-repetitive peak on-state current as a function of the number of sinusoidal current cycles; maximum
values
BT169G
All information provided in this document is subject to legal disclaimers.
©
WeEn Semiconductors Co., Ltd. 2018. All rights reserved
Product data sheet
5 September 2018
4 / 13
WeEn Semiconductors
BT169G
SCR
10
3
I
TSM
(A)
10
2
I
T
001aab497
I
TSM
t
t
p
T
j(init)
= 25 °C max
10
1
10
-5
10
-4
10
-3
t
p
(s)
10
-2
t
p
≤ 10 ms
Fig. 5. Non-repetitive peak on-state current as a function of pulse width for sinusoidal currents; maximum values
BT169G
All information provided in this document is subject to legal disclaimers.
©
WeEn Semiconductors Co., Ltd. 2018. All rights reserved
Product data sheet
5 September 2018
5 / 13
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