參數(shù)資料
型號(hào): BLW81
廠商: NXP SEMICONDUCTORS
元件分類: 功率晶體管
英文描述: UHF power transistor
中文描述: UHF BAND, Si, NPN, RF POWER TRANSISTOR
封裝: CERAMIC, SOT-122A, 4 PIN
文件頁(yè)數(shù): 2/11頁(yè)
文件大?。?/td> 62K
代理商: BLW81
March 1993
2
Philips Semiconductors
Product specification
UHF power transistor
BLW81
DESCRIPTION
N-P-N silicon planar epitaxial
transistor intended for transmitting
applications in class-A, B or C in the
u.h.f. and v.h.f. range for a nominal
supply voltages up to 13,5 V.
The resistance stabilization of the
transistor provides protection against
device damage at severe load
mismatch conditions.
The transistor is housed in a
1
4
"
capstan envelope with a ceramic cap.
QUICK REFERENCE DATA
R.F. performance up to T
h
= 25
°
C in an unneutralized common-emitter class-B circuit
MODE OF OPERATION
V
CE
V
f
MHz
P
L
W
G
p
dB
η
%
z
i
Y
L
mS
c.w.
c.w.
12,5
12,5
470
175
10
10
>
6,0
>
typ. 60
60
1,3
+
j2,5
1,2
j0,6
150
j66
140
j80
typ. 13,5
PIN CONFIGURATION
Fig.1 Simplified outline. SOT122A.
handbook, halfpage
Top view
MBK187
3
1
2
4
PINNING - SOT122A.
PIN
DESCRIPTION
1
2
3
4
collector
emitter
base
emitter
PRODUCT SAFETY This device incorporates beryllium oxide, the dust of which is toxic. The device is entirely
safe provided that the BeO disc is not damaged.
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