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PDF BLT92 Data sheet ( Hoja de datos )
| Número de pieza | BLT92 | |
| Descripción | UHF power transistor | |
| Fabricantes | NXP Semiconductors | |
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DISCRETE SEMICONDUCTORS
DATA SHEET
BLT92/SL
UHF power transistor
Product specification
May 1989
1 page  
Philips Semiconductors
UHF power transistor
Product specification
BLT92/SL
APPLICATION INFORMATION
RF performance in CW operation (common-emitter circuit; class-B); f = 900 MHz; Tmb = 25 °C
MODE OF OPERATION
VCE
(V)
PL Gp
(W) (dB)
Class-B; CW
7.5 3.0 > 7.0
typ. 8.5
ηC
(%)
> 50
typ. 57
handbook, full pagewidth
,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,50Ω
C4
L1 L2 L3 D.U.T.
C5 C6
L4 L5
L6
C9
C11
C1 C2 C3
C7 C8 C10
L7 L8
L10
50 Ω
R1 L9
C12 R2
C13
+VCC
C14
MDA299
Fig.4 Class-B test circuit at f = 900 MHz.
List of components:
C1 = C2 = C8 = C10 = 1.4 to 5.5 pF film dielectric trimmer (cat. no. 2222 809 09001)
C3 = C6 = C7 = 3.3 pF multilayer ceramic chip capacitor(1)
C4 = C5 = C9 = 5.6 pF multilayer ceramic chip capacitor(1)
C11 = C12 = C13 = 180 pF multilayer ceramic chip capacitor
C14 = 1 µF (35 V) tantalum capacitor
L1 = 50 Ω stripline (25 mm × 2.4 mm)
L2 = 50 Ω stripline (11 mm × 2.4 mm)
L3 = L4 = 25 Ω stripline (11.5 mm × 6.0 mm)
L5 = 50 Ω stripline (7.0 mm × 2.4 mm)
L6 = 50 Ω stripline (27.0 mm × 2.4 mm)
L7 = 4 turns closely wound enamelled Cu wire (0.4 mm), int. dia;. 3 mm, with ferrite beat
(cat. no. 4330 830 32221) over the coldside lead
L8 = 1 turn Cu wire (1.0 mm); int. dia. 5.5 mm; length 2 mm; leads 2 × 5 mm
L9 = L10 = Ferroxcube wideband HF choke, grade 3B (cat. no. 4312 020 36642)
R1 = R2 = 10 Ω ± 5%; 0.25 W metal film resistor
The striplines on a double Cu-clad printed circuit board with PTFE fibreglass dielectric (εr = 2.2);
thickness 1/32 inch; thickness of copper-sheet 2 × 35 µm.
Note
1. American Technical Ceramics capacitor type 100 A or capacitor of same quality.
May 1989
5
5 Page | ||
| Páginas | Total 10 Páginas | |
| PDF Descargar | [ Datasheet BLT92.PDF ] | |
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