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PDF BLW78 Data sheet ( Hoja de datos )
| Número de pieza | BLW78 | |
| Descripción | HF/VHF power transistor | |
| Fabricantes | NXP Semiconductors | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de BLW78 (archivo pdf) en la parte inferior de esta página. Total 16 Páginas | ||
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DISCRETE SEMICONDUCTORS
DATA SHEET
BLW78
HF/VHF power transistor
Product specification
August 1986
1 page  
Philips Semiconductors
HF/VHF power transistor
Product specification
BLW78
75
handbook, halfpage
hFE
50
25
MGP545
VCE = 28 V
5V
0
0
5 IC (A)
10
Fig.4 Typical values; Tj = 25 °C.
600
handbook, halfpage
Cc
(pF)
400
typ
200
MGP546
0
0
20 VCB (V)
40
Fig.5 IE = Ie = 0; f = 1 MHz; Tj = 25 °C.
750
handbook, full pagewidth
fT
(MHz)
500
250
MGP547
VCB = 28 V
20 V
0
0
August 1986
5
10
15
20
−IE (A)
25
Fig.6 Typical values; f = 100 MHz; Tj = 25 °C.
5
5 Page 
Philips Semiconductors
HF/VHF power transistor
List of components:
C1 = 33 pF ceramic capacitor (500 V)
C2 = 100 pF air dielectric trimmer (single insulated rotor type)
C3 = 280 pF air dielectric trimmer (single non-insulated rotor type)
C4 = 180 pF polystyrene capacitor
C5 = C6 = C7 = 3,9 nF ceramic capacitor
C8 = 2 × 33 pF ceramic capacitors in parallel (500 V)
C9 = 330 nF polyester capacitor
C10 = 82 pF ceramic capacitor (500 V)
C11 = 100 pF air dielectric trimmer (single insulated rotor type)
C12 = 180 pF air dielectric trimmer (single non-insulated rotor type)
C13 = 150 pF polystyrene capacitor
C14 = 390 nF polyester capacitor
L1 = 72 nH; 3 turns Cu wire (1,0 mm); int. dia. 7 mm; length 4,8 mm; leads 2 × 5 mm
L2 = Cu strip (28 mm × 5 mm × 0,2 mm); 18 mm at 3 mm above printed-circuit board
L3 = Ferroxcube choke coil (cat. no. 4312 020 36640)
L4 = 300 nH; 6 turns Cu wire (1,5 mm); int. dia. 12 mm; length 16 mm; leads 2 × 5 mm
L5 = 330 nH; 7 turns Cu wire (1,5 mm); int. dia. 12 mm; length 20,8 mm; leads 2 × 5 mm
R1 = 1,5 kΩ (± 5%) carbon resistor (0,5 W)
R2 = 100 Ω (± 5%) carbon resistor (0,5 W)
R3 = 68 Ω (± 5%) carbon resistor (0,5 W)
R4 = 100 Ω wirewound potentiometer
R5 = 33 Ω (± 5%) carbon resistor (0,5 W)
R6 = 0,68 Ω (± 10%) wirewound resistor (7 W)
R7 = 120 Ω wirewound resistor (8 W)
R8 = 10 Ω (± 10%) carbon resistor (0,5 W)
Product specification
BLW78
August 1986
11
11 Page | ||
| Páginas | Total 16 Páginas | |
| PDF Descargar | [ Datasheet BLW78.PDF ] | |
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