MPSA28 Просмотр технического описания (PDF) - Motorola => Freescale
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MPSA28 Datasheet PDF : 4 Pages
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VCE = 5.0 V
200
TA = 125°C
100
50
TA = 25°C
20
TA = –55°C
10
5.0
2.0
1.0
1.0 2.0
5.0 10 20 50 100 200
IC, COLLECTOR CURRENT (mA)
Figure 1. DC Current Gain
500 1 k
MPSA28 MPSA29
1.8
1.6
TA = 25°C
1.4
1.2
VBE(S) @ IC/IB = 1.0 k
VBE(ON) @ VCE = 5.0 V
1.0
0.8
0.6
1.0 2.0
VCE(S) @ IC/IB = 1.0 k
5.0 10 20
50 100 200
IC, COLLECTOR CURRENT (mA)
Figure 2. “ON” Voltages
500 1 k
0
–1.0
qVC for VCE(S)
–2.0
25°C to 125°C
–55°C to 25°C
–3.0
–4.0
qVB for VBE
25°C to 125°C
–55°C to 25°C
–5.0
1.0 2.0
5.0 10 20
50 100 200 500
IC, COLLECTOR CURRENT (mA)
Figure 3. Temperature Coefficients
2.4
TA = 25°C
2.0
1.6
1.2 IC = 10 mA
0.8
IC = 500 mA
IC = 250 mA
IC = 100 mA
0.4
0.2
1.0 2.0
10 20
100 200
IB, BASE CURRENT (mA)
1 k 1.5 k
Figure 4. Collector Saturation Region
1k
500
200
TA = 25°C
100
1.0 ms
1.0 s
TC = 25°C
100 ms
50
CURRENT LIMIT
THERMAL LIMIT
SECOND BREAKDOWN LIMIT
v 20
MPSA28
VALID FOR DUTY CYCLE 10%
MPSA29
10
1.0 2.0
5.0
10
20
50
100
VCE, COLLECTOR–EMITTER VOLTAGE (VOLTS)
Figure 5. Active Region — Safe Operating
Area
10
5.0
VCE = 5.0 V
TA = 25°C
2.0
f = 100 MHz
1.0
0.5
0.2
0.1
0.3 0.5 1.0 2.0
5.0 10 20
50 100 200 300
IC, COLLECTOR CURRENT (mA)
Figure 6. High Frequency Current Gain
Motorola Small–Signal Transistors, FETs and Diodes Device Data
3
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