BLW77 Ver la hoja de datos (PDF) - Philips Electronics

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componentes Descripción

Fabricante

BLW77

HF/VHF power transistor

Philips Electronics 

Philips Semiconductors

HF/VHF power transistor

Product specification

BLW77

List of components:

C1 =

C2 =

C3 =

C4 =

C5 =

C7 =

C10 =

C11 =

C12 =

C13 =

C14 =

C15 =

L1 =

L2 =

L3 =

R1 =

R2 =

R3 =

R4 =

R5 =

R6 =

R7 =

27 pF ceramic capacitor (500 V)

100 pF air dielectric trimmer (single insulated rotor type)

180 pF polystyrene capacitor

C6 = C9 = 100 nF polyester capacitor

100 pF air dielectric trimmer (single non-insulated rotor type)

C8 = 3,9 nF ceramic capacitor

2,2 µF moulded metallized polyester capacitor

2 × 180 pF polysterene capacitors in parallel

3 × 56 pF and 33 pF ceramic capacitors in parallel (500 V)

4 × 56 pF and 68 pF ceramic capacitors in parallel (500 V)

360 pF air dielectric trimmer (single insulated rotor type)

360 pF air dielectric trimmer (single non-insulated rotor type)

88 nH; 3 turns Cu wire (1,0 mm); int. dia. 9,0 mm; length 6,1 mm; leads 2 × 7 mm

L4 = Ferroxcube wide-band h.f. choke, grade 3B (cat. no. 4312 020 36640)

L5 = 80 nH; 2,5 turns closely wound enamelled Cu wire (1,6 mm); int. dia. 10,0 mm; leads 2 × 7 mm

470 Ω wirewound resistor (5,5 W)

4,7 Ω wirewound potentiometer (3 W)

0,55 Ω; parallel connection of 4 × 2,2 Ω carbon resistors (± 5%; 0,5 W each)

45 Ω; parallel connection of 4 × 180 Ω wirewound resistors (5,5 W each)

56 Ω (± 5%) carbon resistor (0,5 W)

27 Ω (± 5%) carbon resistor (0,5 W)

4,7 Ω (± 5%) carbon resistor (0,5 W)

August 1986

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