DRAIN SUPPLY
Vd
10000pF
L
100pF
L
RF IN
MMIC CHIP
RF OUT
GROUND
(Back of Chip)
Figure 3. Schematic of Application Circuit Amplifier is Self-Biased.
No gate supply is required.
5 MIL THICK
ALUMINA
50Ω
RF INPUT
Vd (POSITIVE)
10000pF
100pF
DIE-ATTACH
80Au/20Sn
5 MIL THICK
ALUMINA
50Ω
RF OUTPUT
2 MIL GAP
L < 0.015"
(4 Places)
Notes:
1. Use 0.003" by 0.0005" Gold Ribbon for bonding. RF input and output bonds should be less than 0.015" long with stress relief.
2. Amplifier is self-biased so no gate supply is required.
Figure 4. Recommended Assembly Diagram
©2004 Fairchild Semiconductor Corporation
RMWL05001 Rev. B