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參數(shù)資料
| 型號： | BLV90 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 功率晶體管 |
| 英文描述： | ECONOLINE: RM & RL - Single Output Rail- Industry Standard Pinout- 1kVDC & 2kVDC Isolation- High Efficiency for Low Power Applications- UL94V-0 Package Material- Toroidal Magnetics- Fully Encapsulated- Efficiency to 80% |
| 中文描述： | UHF BAND, Si, NPN, RF POWER TRANSISTOR |
| 封裝： | CERAMIC, SOT-172D, 4 PIN |
| 文件頁數(shù)： | 5/10頁 |
| 文件大小： | 54K |
| 代理商： | BLV90 |
February 1996
5
Philips Semiconductors
Product specification
UHF power transistor
BLV90
APPLICATION INFORMATION
RF performance in CW operation (common-emitter circuit, class-B): f = 900 MHz; T
a
= 25
°
C
List of components:
Notes
1.
2.
American Technical Ceramics capacitor type 100A or capacitor of same quality.
Device mounted on a printed-circuit board (see Fig.6).
MODE OF OPERATION
V
CE
V
P
L
W
G
p
dB
η
C
%
narrow band; CW
12.5
1
>
typ. 9.0
typ. 7.0
7.5
>
50
typ. 60
typ. 57
9.6
1
C1
C2
C3
C4
C5
C6
C7
C8
L1
L2
L3
L4
L5
L6
L8
R1
L1, L3, L4, L6 and L7 are striplines on a double Cu-clad printed-circuit board with P.T.F.E. fibre-glass dielectric
(
ε
r
= 2.2); thickness
1
32
inch; thickness of copper-sheet 2
×
35
μ
m.
= C10 = 33 pF multilayer ceramic chip capacitor
= C9 = 1.4 to 5.5 pF film dielectric trimmer (cat. no. 2222 809 09001)
= 2 to 9 pF film dielectric trimmer (cat. no. 2222 809 09002)
= 5.6 pF multilayer ceramic chip capacitor
(1)
= 10 pF multilayer ceramic chip capacitor
= 330 pF multilayer ceramic chip capacitor
= 3.9 pF multilayer ceramic chip capacitor
(1)
= 1.2 to 3.5 pF film dielectric trimmer (cat. no. 2222 809 05001)
= L7 = 50
stripline (30.8 mm
×
2.4 mm)
= 60 nH; 4 turns closely wound enamelled Cu wire (0.4 mm); int. dia. 3 mm; leads 2
×
5 mm
= 38
stripline (16.0 mm
×
3.5 mm)
= 38
stripline (11.0 mm
×
3.5 mm)
= 280 nH; 15 turns closely wound enamelled Cu wire (0.4 mm); int. dia. 3 mm; leads 2
×
5 mm
= 50
stripline (41.2 mm
×
2.4 mm)
= L9 = Ferroxcube wideband HF choke, grade 3B (cat. no. 4312 020 36642)
= R2 = 10
±
5%; 0.25 W metal film resistor
handbook, full pagewidth
MDA392
T.U.T.
C2
C4
L1
C1
L2
R1
L8
L4
L9
R2
C5
C6
L3
L6
L7
C10
C9
50
50
+
VCC
C7
L5
C3
C8
Fig.5 Class-B test circuit at f = 900 MHz.
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