BT151 Ver la hoja de datos (PDF) - Unisonic Technologies
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BT151 Datasheet PDF : 5 Pages
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BT151
SCR
TYPICAL CHARACTERISTICS
Fig 1. Maximum On-State Dissipation,
ptot, Versus Average On-State Current,
IT(AV), Where a=form factor=IT(RMS)/IT(AV)
Fig 2. Maximum Permissible Non-Repetitive Peak
On-State Current ITSM,Versus Pulse Width tp, for
Sinusoidal Currents, tp ≤ 10ms
Ptot/W
15
Conduction form
Tmb(max)/°C
105.5
1000 ITSM/A
angle factor
degrees a
30
4
10
60
90
2.8
2.2
120
1.9
α=1.57
1.9
2.2
2.8
112
180 1.57 4
dIT/dt limit
100
IT
ITSM
5
118.5
α
T time
0
01 23
125
4 5 6 78
IT(AV)/A
TJ initial=25°C max
10
10µs 100µs
T/s
1ms
10ms
Fig 3. Maximum Permissible Rms Current
lT(RMS), Versus Mounting Base
Temperature Tmb
IT(RMS)/A
15
109°C
10
Fig 4. Maximum Permissible Non-Repetitive
Peak On-State Current ITSM,Versus Number Of
Cycles,For Sinusoidal Currents, f=50HZ
ITSM/A
120
100
IT
ITSM
T time
80
TJ initial=25°C max
60
5
40
0
-50 0
50 100 150
Tmb/°C
20
01
10
100 1000
Number Of Half Cycles At 50Hz
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
3 of 5
QW-R301-017,C
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