BT169 Unisonic Technologies, BT169 Datasheet - Page 4

• Manufacturer Part Number: BT169
• Description: SCR
• Manufacturer: Unisonic Technologies

UTC BT169
UTC
FIG.7 Normalised gate trigger current I
FIG.8 Normalised latching current I
FIG.9 Normalised holding current I
3.0
2.5
2.0
1.5
1.0
0.5
3.0
2.5
2.0
1.5
1.0
0.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
0
-50
-50
-50
VGT(25 ¢X C)
IH(25 ¢X C)
IL(25 ¢X C)
IGT(Tj)
IH(Tj)
IL(Tj)
junction temperature Tj, R
junction temperature Tj, R
versus junction temperature Tj
0
0
0
UNISONIC TECHNOLOGIES CO., LTD.
Tj / C
Tj / C
Tj / C
50
50
50
H
L(
(Tj)/I
Tj)/I
GK
GK
100
GT
100
100
= 1K
=1K
(Tj)/I
L
H
(25 ¢X C),versus
(25 ¢X C),versus
GT
(25 ¢X C),
150
150
150
FIG.11 Transient thermal impedance Zth j-lead, versus pulse width tp.
0.01
100
0.1
10
1000
1
100
FIG.12 Typical, critical rate of rise of off-state voltage,
10
1
FIG.10 Typical and maximum on-state characteristic.
10us
5
4
3
2
1
0
0
0
Zth j-lead (K/W)
IT / A
dVD/dt(V/us)
Tj=125 ¢X C - - -
Tj= 25 ¢X C
Vo=1.067V
Rs=0.187
dV
0.1ms
D
/dt versus junction temperature Tj.
0.5
1ms
0
VT / V
Tj / C
10ms
tp / s
1.0
PD
typ
50
0.1s
RGK=1K
1.5
tp
max
1s
t
150
SCR
2.0
10s
4