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參數(shù)資料
| 型號(hào)： | BLU12 |
| 英文描述： | UHF power transistor |
| 中文描述： | 超高頻大功率晶體管 |
| 文件頁數(shù)： | 5/10頁 |
| 文件大?。?/td> | 69K |
| 代理商： | BLU12 |
January 1985
5
Philips Semiconductors
Product specification
UHF power transistor
BLU30/12
APPLICATION INFORMATION
List of components:
Mode of operation
Collector-emitter voltage (d.c.)
Frequency
Load power
In narrow-band test circuit; class-B; c.w.
V
CE
f
P
L
>
typ.
>
typ.
T
h
12,5 V
470 MHz
30 W
6,0 dB
7,4 dB
55 %
66 %
25
°
C
Power gain
G
p
Collector efficiency
η
C
Heatsink temperature
C1 = C2 = C7 = C8 = 2 to 9 pF film dielectric trimmer (cat. no. 2222 809 09002)
C3 = C6 = 3,9 pF ceramic capacitor (500 V)
C4 = 100 pF feed-through capacitor
C5 = 100 nF polyester film capacitor
L1
= stripline (24,0 mm
×
6,7 mm)
L2
= 10 turns closely wound enamelled Cu-wire (0,4 mm); int. diam. 4 mm
L3
= 2 turns enamelled Cu-wire (0,6 mm); Ferroxcube tube core, grade 3B5 (cat. no. 4313 020 15170)
L4
= 12,6 nH; 2,5 turns enamelled Cu-wire (0,7 mm); int. diam. 4 mm; length 3 mm; leads 2
×
5 mm
L5
= Ferroxcube wideband h.f. choke, grade 3B (cat. no. 4312 020 36642)
L6
= stripline (28,4 mm
×
6,7 mm)
R1 = R2 = 10
carbon resistor
L1 and L6 are striplines on a double Cu-clad printed circuit board with P.T.F.E. fibre-glass dielectric (
ε
r
= 2,74);
thickness
1
16
inch.
Component lay-out and printed-circuit board for 470 MHz test circuit are shown in Figs 7 and 8.
Fig.6 Class-B test circuit at f = 470 MHz.
handbook, full pagewidth
MDA328
C6
L4
L6
C4
C1
C7
C8
C2
+
VCC
C3
L1
L2
R1
L3
T.U.T.
L5
R2
C5
50
50
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| BLU1206-1000-AB | 制造商:RCD 制造商全稱:RCD COMPONENTS INC. 功能描述:ULTRA PRECISION CHIP RESISTORS |
| BLU1206-1000-AT | 制造商:RCD 制造商全稱:RCD COMPONENTS INC. 功能描述:ULTRA PRECISION CHIP RESISTORS |
| BLU1206-1000-BB | 制造商:RCD 制造商全稱:RCD COMPONENTS INC. 功能描述:ULTRA PRECISION CHIP RESISTORS |
| BLU1206-1000-BT | 制造商:RCD 制造商全稱:RCD COMPONENTS INC. 功能描述:ULTRA PRECISION CHIP RESISTORS |
| BLU1206-1000-BT25W | 制造商:RCD Components Inc 功能描述:Resistor;Thin Film;Res 100 Ohms;Pwr-Rtg 0.25 W;Tol 0.1%;SMT;1206;Precision 制造商:RCD Components Inc 功能描述:Res 1206 100 Ohm 0.1% 1/4W ±25ppm/°C Molded SMD T/R |
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