ALM-38140-BLKG Avago Technologies US Inc., ALM-38140-BLKG Datasheet

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... 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 = 0.8 – 5V. No external biasing components needed. ALM-38140 is ideal for gain control in RF amplifier circuits. Package Marking 38140 RF 2 WWYY XXXX ...

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... ALM-38140 Absolute Maximum Rating Symbol Parameter I Supply Current supply, max I Control Current control, max P RF Input Power in, max P Total Power Dissipation diss T Junction Temperature j T Storage Temperature stg Electrical Specifications, Vsupply = 2.7V, T Symbol Parameter and Test Condition I Supply Current drain (V ...

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... ALM-38140 Typical Broadband S-Parameters (Vsupply = 2.7V, Vctrl = 1V 25°C, matched 50:) Freq S11 GHz Mag. dB. Ang. 0.05 0.14 -17.21 -175.1 0.1 0.14 -17.23 176.3 0.2 0.14 -17.32 165.5 0.3 0.13 -17.50 155.6 0.4 0.13 -17.62 147.0 0.5 0.13 -17.81 139.2 0.6 0.12 -18 ...

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... ALM-38140 Typical Broadband S-Parameters (Vsupply = 2.7V, Vctrl = 5V 25°C, matched 50:) Freq S11 GHz Mag. dB. Ang. 0.05 0.04 -28.48 103.9 0.1 0.01 -36.56 153.6 0.2 0.02 -33.27 -144.2 0.3 0.04 -28.98 -134.9 0.4 0.05 -25.79 -138.3 0.5 0.07 -23.43 -144.4 0.6 0.08 -21 ...

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... ALM-38140 Typical Broadband Performance at 25°C (Vsupply = 2.7V, Vctrl = 1V - 5V) 0.00 -10.00 -20.00 -30.00 -40.00 -50.00 0 1000 2000 Frequency (MHz) Figure 1. S21 Vs Frequency as function of Vctrl ALM-38140 Typical Over-Temperature Broadband Performance (Vsupply = 2.7V, Vctrl = 1V & 5V) 0 -10 -20 -30 -40 0 1000 2000 Frequency (MHz) Figure 2 ...

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... ALM-38140 Typical Over-Temperature Broadband Performance (Vsupply = 2.7 V, Vctrl = 0.8 V & 0.0000 0.00 1000.00 2000.00 -20.0000 -40.0000 -60.0000 -80.0000 Frequency (MHz) Figure 6. S21 at Vctrl=0.8V (Attenuation) vs Frequency vs Temperature 0.00 -20.00 -40.00 -60.00 -80.00 0 1000 2000 Frequency (MHz) Figure 7. S21 at Vctrl=1V (Attenuation) vs Frequency vs Temperature 110.00 ° ...

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... ALM-38140 Typical Over-Temperature Broadband Performance (Vsupply = 2.7 V, Vctrl = 1 V & 0.00 -5.00 -10.00 -15.00 -20.00 -25.00 -30.00 0.00 10.00 20.00 Attenuation (dB) Figure 11. Return loss vs Attenuation vs Temperature at 900MHZ 45.00 40.00 35.00 30.00 25. Attenuation (dB) Figure 13. Input P1dB vs Attenuation vs Temperature at 900MHZ 70.00 65.00 60.00 55 ...

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... ALM-38140 Typical Over-Temperature With Phase Compensation Coil Performance (Vsupply = 2.7 V, Vctrl = 1 V & 0.00 -10.00 -20.00 -30.00 -40.00 -50.00 800 900 1000 Frequency (MHz) Figure 17. S21 Vs Frequency as function of Vctrl at Fc= 1GHz 0.00 -5.00 -10.00 -15.00 -20.00 -25.00 -30.00 -35.00 0 500 1000 ...

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... ALM-38140 Typical Over-Temperature With Phase Compensation Coil Performance (Vsupply = 2.7 V, Vctrl = 1 V & 0.00 -10.00 -20.00 -30.00 -40.00 -50.00 -60.00 0 500 1000 1500 2000 Frequency (MHz) Figure 23. S21 at Vctrl=1V (Attenuation) vs Frequency vs Temperature 20.00 0.00 -20.00 ° ° -40.00 ° -40 C -60.00 ...

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... ALM-38140 Typical Over-Temperature With Phase Compensation Coil Performance (Vsupply = 2.7 V, Vctrl = 1 V & 50.00 45.00 40.00 35.00 30.00 25. Attenuation (dB) Figure 29. Input P1dB vs Attenuation vs Temperature at 900MHZ 70.00 65.00 60.00 55.00 50.00 45. Attenuation (dB) Figure 31. Input IP3 vs Attenuation vs Temperature at 900MHZ 10 50.00 ° ° 45.00 ° ...

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... Figure 33. Simplified Schematic The phase compensation coil connected at Pin 5 (Linput) and Pin 6 (Loutput) to further increase maximum attenua- tion and to improve phase shift. 11 Vcontrol (1-5V Out ALM-38140 2 Table 1. Recommended phase compensation coil values for common frequency bands Frequency 50MHz 500MHz 1000MHz 2000MHz 2500MHz ...

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Demo board Layout Dimensions in mm Figure 34. Demo board Layout Notes: 1. PCB material used is 10 mils Rogers RO4350, with FR4 backing for mechanical strength. 2. The phase compensation coil values given in Table 1 ...

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Package Dimension Drawing 3.80±0.10 38140 3.80±0.10 WWYY XXXX Top View Note : 1. ALL DIMENSIONS ARE IN MILIMETERS 2. DIMENSIONS ARE INCLUSIVE OF PLATING 3. DIMENSIONS ARE EXCLUSIVE OF MOLD FLASH AND METAL BURR. 4. KEY WORK WEEK ...

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PC Board and stencil design (Top View) 3.60-4x Pin 1 Orientation 2.40 0.4mm x 45° 0.70 0.70-4x 1.80 Land Pattern Device Orientation REEL USER FEED COVER TAPE DIRECTION 14 Pin 1 Orientation 0.32mm x 45° 0.70 0.40sq-6x 3.60-4x 3.48 0.70 ...

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... Tape Dimensions Part Number Ordering Information Part Number No. of Devices ALM-38140-BLKG 100 ALM-38140-TR1G 3000 15 Dimension List Annote Pitch Width Notes & Bo measured at 0.3mm above base of pocket pitches cumulative tal. ±0.2mm. Container Antistatic Bag 13” Reel Milimeter 4.10 4.10 1.45 8.00 12.00 ...

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Reel Dimensions (13” reel) ESD Label (See Below) Recycle Symbol Detail ‘X’ Embossed Line X2 90.0mm Length Lines 147.0mm away from center point Embossed ‘M’ 5.0mm Height FRONT VIEW Recycle Symbol See Detail ‘X’ BACK VIEW For product information and ...