MRF148 Motorola, MRF148 Datasheet
MRF148
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MRF148 Summary of contents
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... N–CHANNEL MOS LINEAR RF POWER D G CASE 211–07, STYLE 2 S Symbol Value V DSS V DGO stg – +150 T J Symbol R JC Order this document by MRF148/D FET Unit 120 Vdc 120 Vdc 40 Vdc 6.0 Adc 115 Watts 0. 200 C Max Unit 1 ...
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... T1 INPUT C8 R2 C1, C2, C3, C4, C5, C6 — 0.1 F Ceramic Chip or Equivalent C7 — 100 V Electrolytic C8 — 100 pF Dipped Mica L1 — VK200 20/4B Ferrite Choke or Equivalent (3 — Ferrite Bead(s), 2.0 H Figure 1. 2 MHz Broadband Test Circuit MRF148 2 Symbol V (BR)DSS I DSS I GSS V GS(th) V DS(on iss C oss ...
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... Coaxial Cable Figure 6. 150 MHz Test Circuit 100 100 mA 1 1 INPUT POWER (WATTS DRAIN CURRENT (AMPS) versus Drain Current + 50 Vdc C5 RF OUTPUT 12.5 T1 — 4:1 Impedance Ratio T1 — Transformer, Line T1 — Impedance = 25 MRF148 3 ...
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... GATE–SOURCE VOLTAGE (VOLTS) Figure 7. Gate Voltage versus Drain Current Figure 9. Impedance Coordinates — 50 Ohm MRF148 0 1.2 mho 0.2 0 0.2 0.4 0 DRAIN–SOURCE VOLTAGE (VOLTS) Figure 8. DC Safe Operating Area (SOA) ...
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... Gate Protection — These devices do not have an internal monolithic zener diode from gate–to–source. If gate protection is required, an external zener diode is recommended Drain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Source Base . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Gate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V (BR)DSS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V DGO CES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . I DSS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . I GSS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . V GS(th DS(on iss oss DS(on DS(on MRF148 5 ...
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... INCHES MILLIMETERS DIM MIN MAX MIN MAX A 0.960 0.990 24.39 25.14 B 0.370 0.390 9.40 9.90 C 0.229 0.281 5.82 7.13 D 0.215 0.235 5.47 5.96 E 0.085 0.105 2.16 2.66 H 0.150 0.108 3.81 4.57 J 0.004 0.006 0.11 0.15 K 0.395 0.405 10.04 10. 0.113 0.130 2.88 3.30 R 0.245 0.255 6.23 6.47 S 0.790 0.810 20.07 20.57 U 0.720 0.730 18.29 18.54 *MRF148/D* MRF148/D MOTOROLA RF DEVICE DATA ...