MRF136 Datasheet, PDF (3/12 Pages) Motorola, Inc – N-CHANNEL MOS BROADBAND RF POWER FETs

R4
BIAS
D1
ADJUST
+
C8
–
R3
R2
C7
RFC2
C10
C11
C9
RFC1
VDD = + 28 V
C1
RF INPUT
R1
L1
C2
DUT
L2
C4
L3
C3
C6
RF OUTPUT
C5
C1, C2 — Arco 406, 15– 115 pF or Equivalent
C3 — Arco 404, 8 – 60 pF or Equivalent
C4 — 43 pF Mini–Unelco or Equivalent
C5 — 24 pF Mini–Unelco or Equivalent
C6 — 680 pF, 100 Mils Chip
C7 — 0.01 µF Ceramic
C8 — 100 µF, 40 V
C9 — 0.1 µF Ceramic
C10, C11 — 680 pF Feedthru
D1 — 1N5925A Motorola Zener
L1 — 2 Turns, 0.29″ ID, #18 AWG, 0.10″ Long
L2 — 2 Turns, 0.23″ ID, #18 AWG, 0.10″ Long
L3 — 2–1/4 Turns, 0.29″ ID, #18 AWG, 0.125″ Long
RFC1 — 20 Turns, 0.30″ ID, #20 AWG Enamel Closewound
RFC2 — Ferroxcube VK–200 — 19/4B
R1 — 27 Ω, 1 W Thin Film
R2 — 10 kΩ, 1/4 W
R3 — 10 Turns, 10 kΩ
R4 — 1.8 kΩ, 1/2 W
Board Material — 0.062″ G10, 1 oz. Cu Clad, Double Sided
Figure 1. 150 MHz Test Circuit (MRF136)
RF INPUT
R4
R6
BIAS
ADJUST
D1
C11
RFC1
C2
R2
C3
R5
R1
T1
C1
A
B
G
G
R3
D
S
D
DUT
C4
T2
C9
C5
C6
RFC2
C7
C10
C8
VDD = + 28 V
RF OUTPUT
C1 — 5.0 pF
C2, C3, C4, C6, C7, C9, C11 — 0.1 µF Ceramic
C5, C8 — 680 pF Feedthru
C10 — 15 pF
D1 — 1N4740 Motorola Zener
RFC1 — 17 Turns, #24 AWG Wound on R5
RFC2 — Ferroxcube VK–200–19/4B or Equivalent
R1 — 10 kΩ, 1/4 W
R2, R3 — 560 Ω, 1/2 W
R4 — 10 Turns, 10 kΩ
R5 — 56 kΩ, 1 W
R6 — 1.6 kΩ, 1/4 W
T1 — Primary Winding — 3 Turns #28 Enameled Wire.
T1 — Secondary Winding — 2 Turns #28 Enameled Wire.
T1 — Both windings wound through a Fair/Rite Balun 65 core.
T1 — Part #2865002402.
T2 — 1:1 Transformer Wound Bifilar — 2 Turns Twisted Pair
T1 — #24 Enameled Wire through a Indiana General Balun Q1
T1 — core. Part #18006–1–Q1. Primary winding center tapped.
Board Material — 0.062″ G10, 1 oz. Cu Clad, Double Sided
Figure 2. 30 – 150 MHz Test Circuit (MRF136Y)
MOTOROLA RF DEVICE DATA
MRF136 MRF136Y
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