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VRF157FL Datasheet(PDF) 4 Page - Microsemi Corporation |
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VRF157FL Datasheet(HTML) 4 Page - Microsemi Corporation |
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4 / 5 page  D2 R10 R1 C3 R12 C7 D.U.T. 22p F T1 C9 L1 L2 C14 R14 R15 C8 D.U.T. C13 50V OUTPUT R14 + - C10 C11 C12 T2 BIAS 36-50V - + R4 R5 R2 R6 R11 R13 D3 C1 R7 R3 D1 C2 R8 C4 R9 3 2 4 5 6 7 13 11 12 10 C1 - 1000pF Ceramic C2, C3, C4 -0.1μF Ceramic Disc Capacitor C5 - 0.01μF Ceramic Chip Capacitor C6, C12 - 0.1μF Ceramic Chip Capacitor C7, C8 - Two 2200 pF Ceramic Chip Capacitors in Parallel C9 - 820pF Ceramic Chip Capacitor C10, C1 1 - 1000pF Ceramic Chip Capacitor C13 - 0.47μF Ceramic Chip Capacitor or Two Smaller Values in Parallel C14 - Unencapsulated Mica, 500V Two 1000pF Units in Series, Mounted Under T2 D1 - IN5357A or Equivalent D2, D3 - IN4148 or Equivalent C1 - MC1723 (723) Voltage Regulator L1, L2 - 15 ηH Connecting Wires to R14 and R15, 2.5cm Each #20 AWG L3 - 10μH, 10 Turns #12 AWG Enameled Wire on Fair-Rite Products Corp. Ferrite Toroid #5961000401 or Equivalent R1, R2 - 1.0K Single Turn Trimpots R3 - 10K Single Turn Trimpot R4 - 470 Ohms, 2.0 Watts R5 - 10 Ohms R6, R12, R13 - 2.0K Ohms R7 - 10K Ohms R8 - Exact Value Depends on Thermistor R9 used (Typically 5.0 - 10K) R9 - Thermistor, Keystone RL1009-5820-97-D1 or Equivalent R10, R11 - 100 Ohms, 1.0W Carbon R14, R15 - EMC Technology Model 5308 or KDI Pyrofilm PPR 970-150-3 Power Resistors, 25 Ohms T1, T2 - 9:1 and 1:9 Impedance Ratio RF Transformers RF Input L3 L1 L2 Output C14 C10 C13 C12 C15 C16 L6 C6 C5 C9 C4 C8 C7 C1, C2, C6, C7 ARCO 465 mica trimmer C3 1800pF ATC700B ceramic C4 680pF metal clad 500V mica C5 390pF metal clad 500V mica C8 100pF ATC 700E ceramic C9 120pF ATC 700E ceramic C10 - C13 .01uF 100V ceramic SMT C14 - C16 .1uF 100V ceramic SMT L1 110nH 4t #22 0.312"d .30"l L2 29nH 2t #22 .188" dia .10" l L3 0.3uH - 6t #16 enam. .5" dia. L4 22nH - 1t #16 enam. .375" dia. L5 117nH - 3t #16 enam. .5" dia. .3"l L6 1t #16 on 2x 267300081 .5" bead R1-R2 1kW 1/4W R3 10W 1/4W 50V Vbias C1 C2 C3 C11 R1 R2 R3 L4 L5 30MHz Test Circuit Figure 8. Figure 9. 2-50MHz 1kW Wideband Amplifier VRF157FL(MP) |
Similar Part No. - VRF157FL_10 |
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Similar Description - VRF157FL_10 |
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