BFQ221 Philips Semiconductors, BFQ221 Datasheet - Page 4

• Manufacturer Part Number: BFQ221
• Description: NPN video transistor
• Manufacturer: Philips Semiconductors

Philips Semiconductors
1996 Sep 04
handbook, halfpage
handbook, halfpage
NPN video transistor
V
Fig.4
f = 1 MHz.
Fig.6
CE
h FE
(pF)
C re
= 10 V; t
60
40
20
0
4
3
2
1
0
0
0
DC current gain as a function of collector
current; typical values.
Feedback capacitance as a function of
collector-base voltage; typical values.
p
= 500 s.
20
2
40
4
60
6
80
8
V CB (V)
I C (mA)
MBG478
MBG480
100
10
4
handbook, halfpage
V
Fig.5
(MHz)
CE
f T
1.2
0.8
0.4
= 10 V; f = 500 MHz.
0
10
Transition frequency as a function of
collector current; typical values.
20
50
Product specification
I C (mA)
BFQ221
MBG479
10
2