BLT94 NXP Semiconductors, BLT94 Datasheet - Page 5

• Manufacturer Part Number: BLT94
• Description: Uhf Power Transistor
• Manufacturer: NXP Semiconductors

Philips Semiconductors
APPLICATION INFORMATION
RF performance at T
Ruggedness in class-AB operation
The BLT94 is capable of withstanding a load mismatch corresponding to VSWR = 10 : 1 through all phases under the
following conditions: CW, class-AB operation; V
1998 Jan 28
handbook, halfpage
CW, class-AB
MODE OF OPERATION
UHF power transistor
CW, class-AB operation; V
f = 900 MHz; T
Fig.5
(dB)
G p
14
12
10
8
6
4
2
0
0
Power gain and collector efficiency as
functions of load power; typical values.
mb
2
60 C.
mb
CE
4
60 C in a common emitter test circuit (see Fig.7).
= 7.5 V; I
6
CQ
(MHz)
= 50 mA;
900
f
8
G p
P L (W)
C
MBK387
10
CE
70
60
50
40
30
20
10
0
= 9 V; P
V
7.5
(V)
(%)
CE
C
L
5
= 6 W and f = 900 MHz; T
handbook, halfpage
CW, class-AB operation; V
f = 900 MHz; T
(mA)
(W)
Fig.6
I
P L
50
CQ
10
8
6
4
2
0
0
Load power as a function of drive power;
typical values.
mb
60 C.
0.4
(W)
P
6
L
CE
mb
= 7.5 V; I
0.8
60 C.
CQ
typ. 10
(dB)
G
= 50 mA;
8
Product specification
p
1.2
P D (W)
MBK388
BLT94
1.6
typ. 55
(%)
50
C