MMBTH11 데이터 시트보기 (PDF) - Fairchild Semiconductor

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MMBTH11

NPN RF Transistor

Fairchild Semiconductor 

Test Circuits

NPN RF Transistor

(continued)

VCC = 12 V

270 Ω

200 mHz

Input

1000 pF

100 pF

RS

L2

RL

1000 pF

L1

1000 pF

0.8-10 pF

200 mHz Output into

50Ω

1000 pF

2.2 KΩ

VBB

390 Ω

L1 - Ohmite Z-235 RFC

L2 - L6 turns No. 14 wire, 1 inch L x 1/4 inch ID tapped 1

1/2 turns from cold side

FIGURE 1: Unneutralized 200 MHz PG and NF Test Circuit

MPSH11/MMBTH11, Rev. B

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