NE680 NEC, NE680 Datasheet - Page 4

• Manufacturer Part Number: NE680
• Description: NECs NPN SILICON HIGH FREQUENCY TRANSISTOR
• Manufacturer: NEC

TYPICAL PERFORMANCE CURVES
500
300
200
100
70
50
30
20
10
0.7
0.5
0.3
0.2
0.1
2
4
3
1
0
5
3
2
5
1
1
COLLECTOR TO BASE CAPACITANCE
1
1
vs. COLLECTOR TO BASE VOLTAGE
Collector to Base Voltage, V
FORWARD CURRENT GAIN
vs. COLLECTOR CURRENT
vs. COLLECTOR CURRENT
2
2
Collector Current, I
Collector Current, I
2
3
3
NOISE FIGURE
3
NE68035
5
5
7
7
f = 2 GHz
5
10
f = 4 GHz
10
7
C
C
(mA)
(mA)
V
CE
NE68035
NE68033
20
20
V
10
CB
= 6 V
CE
30
(V)
= 6 V
30
50
50
20
(TA = 25°C)
5
3
2
1
0
4
10
7
5
3
2
1
1
1
GAIN BANDWIDTH PRODUCT vs.
NOISE FIGURE vs. COLLECTOR
Collector Current, I
COLLECTOR CURRENT
Collector Current, I
2
2
3
3
CURRENT
NE68033
5
5
7
7
C
C
(mA)
(mA)
10
10
V
f = 2 GHz
V
CE
CE
= 6 V
= 6 V
20
20