MJE340 Datasheet, PDF (3/4 Pages) Motorola, Inc – 0.5 AMPERE POWER TRANSISTOR NPN SILICON 300 VOLTS 20 WATTS

MJE340
10
7.0
5.0
150°C
T_J = 25°C
3.0
2.0
−55 °C
1.0
0.7
0.5
0.3
0.2
V_CE = 1.0 Vdc
0.1
0.01 0.02 0.03 0.05 0.1 0.2 0.3 0.5 1.0
I_C, COLLECTOR CURRENT (AMP)
Figure 4. DC Current Gain
2.0 3.0 4.0
2.0
1.6
T_J = 25°C
1.2
0.8
V_BE(sat) @ I_C/I_B = 10
V_BE(on) @ V_CE = 1.0 V
0.4
V_CE(sat) @ I_C/I_B = 10
0
0.005 0.01 0.02 0.03 0.05 0.1 0.2 0.3 0.5 1.0
I_C, COLLECTOR CURRENT (AMP)
2.0 3.0 4.0
Figure 5. “On” Voltage
1.0
0.7 _{D = 0.5}
0.5
0.3 _0.2
0.2
0.1
0.1 _0.05
0.07 _0.02
0.05
0.03
0.01
0.02
SINGLE PULSE
0.01
0.01 0.02 0.03 0.05 0.1
q_JC(t) = r(t) q_JC
q_JC = 3.12°C/W MAX
D CURVES APPLY FOR POWER
PULSE TRAIN SHOWN
READ TIME AT t₁
T_J(pk) − T_C = P_(pk) q_JC(t)
P_(pk)
t₁
t₂
DUTY CYCLE, D = t₁/t₂
0.2 0.3 0.5 1.0 2.0 3.0 5.0 10 20
t, TIME OR PULSE WIDTH (ms)
Figure 6. Thermal Response
50 100 200
500 1000
300
200
100
T_J = 150°C
70
+100°C
50
+25 °C
30
20
−55 °C
V_CE = 10 V
V_CE = 2.0 V
10
1.0
2.0
3.0
5.0 7.0
10
20
30
50
I_C, COLLECTOR CURRENT (mAdc)
Figure 7. DC Current Gain
70 100
200 300
500
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