MJD148
2
TJ = 25°C
1.6
1.2
0.8
VBE(sat) @ IC/IB = 10
VBE @ VCE = 2 V
0.4
VCE(sat) @ IC/IB = 10
0
0.005 0.01 0.020.030.05 0.1 0.20.3 0.5 1
IC, COLLECTOR CURRENT (A)
Figure 3. “On” Voltages
2 34
+ 2.5
+2
+ 1.5
*APPLIES FOR IC/IB ≤ hFE/2
*TJ = − 65°C to + 150°C
+1
+ 0.5
0
*qV for VCE(sat)
− 0.5
−1
− 1.5
−2
qV for VBE
− 2.5
0.005 0.01 0.020.030.05 0.1 0.20.3 0.5 1
IC, COLLECTOR CURRENT (A)
2 34
Figure 4. Temperature Coefficients
103
VCE = 30 V
102
101
TJ = 150°C
100
100°C
10−1
REVERSE
FORWARD
10−2
25°C
10−3
ICES
−0.4 −0.3 −0.2 −0.1 0 + 0.1 + 0.2 + 0.3 + 0.4 + 0.5 + 0.6
VBE, BASE−EMITTER VOLTAGE (V)
Figure 5. Collector Cut−Off Region
1
0.7 D = 0.5
0.5
0.3
0.2
0.2
0.1
0.1
0.05
0.07
0.05 0.01
0.03 SINGLE PULSE
0.02
0.01
0.01 0.02 0.05 0.1 0.2
ZqJC(t) = r(t) RqJC
P(pk)
RqJC = 6.25°C/W MAX
D CURVES APPLY FOR POWER
PULSE TRAIN SHOWN
READ TIME AT t1
TJ(pk) − TC = P(pk) ZqJC(t)
t1
t2
DUTY CYCLE, D = t1/t2
0.5 1
2
5 10 20
t, TIME (ms)
Figure 6. Thermal Response
50 100 200
500 1 k
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