Product Summary

The ALM-38140-BLKG is a fully matched wideband variable attenuator module with high linearity performance and high dynamic range. The high dynamic range and low phase shift can be achieved with only one external inductor place between Linput and Loutput. The ALM-38140-BLKG is a fully integrated solution using Avago Technologies low distortion silicon PIN diodes housed in a miniature 3.8 x 3.8 x 1.0 mm3 MCOB (Multiple-Chips-On-Board) package. This variable attenuator module is easily operated with a constant voltage, Vsupply = 2.7V and a control voltage, Vcontrol = 1 - 5V. No external biasing components needed. The ALM-38140-BLKG is ideal for gain control in RF amplifier circuits.

Parametrics

ALM-38140-BLKG absolute maximum ratings: (1)Isupply, max Supply Current: 18.0mA; (2)Icontrol, max Control Current: 33.4mA; (3)Pin, max RF Input Power: 27dBm CW, 36dBm with 12.5% duty cycle; (4)Pdiss Total Power Dissipation: 0.3W; (5)Tj Junction Temperature: 150 ℃; (6)Tstg Storage Temperature: -60 to 150℃.

Features

ALM-38140-BLKG features: (1)Fully integrated module; (2)High dynamic range; (3)Excellent Input IP3 performance; (4)High Input P1dB compression; (5)Low phase shift performance; (6)Tape-and-Reel packaging option available.

Diagrams

ALM-38140-BLKG pin connection

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