mga-31489 Avago Technologies, mga-31489 Datasheet

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mga-31489

Manufacturer Part Number
mga-31489
Description
High Gain Driver Amplifier 1.5ghz ~ 3ghz
Manufacturer
Avago Technologies
Datasheet
MGA-31489
High Gain Driver Amplifier
1.5GHz ~ 3GHz
Data Sheet
Description
Avago Technologies MGA-31489 is a high performance
Driver Amplifier MMIC, housed in a standard SOT-89 plastic
package. The device features flat high gain with excellent
input and output return loss, as well as superior linearity
performance. The device can be easily matched to obtain
desired performance.
MGA-314389 is especially ideal for 50 : wireless infrastruc-
ture application within the 1.5 GHz to 3 GHz frequency
range applications. With high IP3 and low noise figure and
wideband operation, the MGA-31489 may be utilized as
a driver amplifier in the transmit chain and as a second
stage LNA in the receiver chain.
This device uses Avago Technologies proprietary 0.25 Pm
GaAs Enhancement mode PHEMT process.
Pin connections and Package Marking
Note:
Top View: Package marking provides orientation and identification
“14” = Device Code
“X” = Date Code character indentifies month of manufacturing
Input
Top View
14X
GND
GND
GND
Output
Attention: Observe precautions for
handling electrostatic sensitive devices.
ESD Machine Model = 120 V
ESD Human Body Model = 1400 V
Refer to Avago Application Note A004R:
Electrostatic Discharge, Damage and Control.
Output
Bottom View
GND
GND
Input
Features
x ROHS compliant
x Halogen free
x High IP3 at low DC bias power
x High gain, with good gain flatness
x Low noise figure
x Advanced enhancement mode PHEMT Technology
x Excellent uniformity in product specification
x SOT-89 standard package
Specifications
At 1.9 GHz, Vd = 5 V, Id = 69 mA (typ) @ 25° C
x OIP3 = 37.3 dBm
x Noise Figure = 1.9 dB
x Gain = 19.5 dB, Gain Flatness (± 50 MHz) = 0.11 dB
x P1dB = 21.9 dBm
x IRL = 17.2 dB, ORL = 10.1 dB
Note:
1. The MGA-31489 has a superior LFOM of 11.9 dB. Linearity Figure of
Simplified Schematic
Figure 1. Simplified Schematic diagram
RFin
Merit (LFOM) is essentially OIP3 divided by DC bias power.
C
L
(1)
Vdd
L
C
C
C
C
RFout

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mga-31489 Summary of contents

Page 1

... At 1.9 GHz (typ) @ 25° OIP3 = 37.3 dBm x Noise Figure = 1 Gain = 19.5 dB, Gain Flatness (± 50 MHz) = 0.11 dB GND x P1dB = 21.9 dBm x IRL = 17.2 dB, ORL = 10.1 dB Note: 1. The MGA-31489 has a superior LFOM of 11.9 dB. Linearity Figure of Merit (LFOM) is essentially OIP3 divided by DC bias power. Simplified Schematic GND Input Bottom View RFin C Figure 1 ...

Page 2

... MGA-31489 Absolute Maximum Rating Symbol Parameter V Drain Voltage, RF output to ground d, max (2) P Power Dissipation Input Power in T Junction Temperature j T Storage Temperature STG MGA-31389 Electrical Specification T = 25° unless noted C d Symbol Parameter and Test Condition I Quiescent Current ...

Page 3

... MGA-31489 Consistency Distribution Chart CPK: 3.33 USL: 84 LSL Figure 1900 MHz CPK: 5.30 USL: 21.2 LSL: 18.2 19 19.1 19.2 19.3 19.4 19.5 19.6 Figure 4. Gain @ 1900 MHz CPK: 2.19 LSL: 20.1 20.7 20.9 21.1 21.3 21.5 21.7 21.9 Figure 6. P1dB @ 1900 MHz Notes: 1. Data sample size is 1500 samples taken from 3 different wafers and 2 different lots. Future wafers allocated to this product may have nominal values anywhere between the upper and lower limits ...

Page 4

... MGA-31489 Application Circuit Data for 1.9 MHz T = 25° 5 1600 1700 1800 1900 Frequency (MHz) Figure 7. OIP3 vs Frequency and Temperature 1600 1700 1800 1900 Frequency (MHz) Figure 9. Gain vs Frequency and Temperature ...

Page 5

... MGA-31489 Application Circuit Data for 1.9 MHz T = 25° 5 3.0 2.5 2.0 1.5 1.0 0.5 0.0 1600 1700 1800 1900 Frequency (MHz) Figure 13. Noise Figure vs Frequency and Temperature 120 100 1.0 1.5 2.0 2.5 3.0 3.5 Voltage (Volt) Figure 15. Current vs Voltage and Temperature 5 (cont' 25° C -40° 85° ...

Page 6

... MGA-31489 Application Circuit Data for 2.5 GHz T = 25° 5 2200 2300 2400 2500 Frequency (MHz) Figure 16. OIP3 vs Frequency and Temperature 2200 2300 2400 2500 Frequency (MHz) Figure 18. Gain vs Frequency and Temperature ...

Page 7

... MGA-31489 Application Circuit Data for 2.5 GHz T = 25° 5 3.0 2.5 2.0 1.5 1.0 0.5 0.0 2200 2300 2400 2500 Frequency (MHz) Figure 22. Noise Figure vs Frequency and Temperature 120 100 1.0 1.5 2.0 2.5 3.0 3.5 Voltage (Volt) Figure 24. Current vs Voltage and Temperature 7 (cont' 25° C -40° 85° ...

Page 8

... G_ang = -33.3° Figure 27. Input and output tuned Gamma location for 1900MHz For best performance, MGA-31489 is an input and output prematched driver amplifier. To bias MGA-31489, a +5V supply (Vdd) is connected to the output pin through a RF choke, L1 (which isolates the inband signal from the DC supply). ...

Page 9

... MGA-31489 Typical Scatter Parameters T = 25° 5 mA S11 S11 S11 S21 Freq GHz Mag. dB Ang. Mag. 0.10 0.880 -1.1 169.4 0.192 0.20 0.875 -1.2 158.7 0.610 0.30 0.869 -1.2 147.3 1.312 0.40 0.847 -1.4 134.7 2.307 0.50 0.808 -1.8 121.0 3.563 0.60 0.747 -2.5 106.1 4.996 0.70 0.663 -3.6 90.3 6.469 0.80 0.562 -5 ...

Page 10

... MGA-31489 K-Factor T = 25° 5 mA Frequency (GHz) MGA-31489 Typical Noise Parameters T = 25° 5 mA Freq F min (GHz) (dB) 0.5 4.61 0.8 2.63 0.9 2.24 1.0 2.11 1.5 1.88 2.0 1.67 2.5 1.98 3.0 2.05 3.5 1.95 4.0 2.27 4.5 2.67 5.0 3.21 5.5 4.19 6.0 4.78 Note: 1. Measurements are made using 10 mils Rogers RO4350 TRL Board. ...

Page 11

... BSC e 3.00 BSC e1 H 3.95 4.10 4.25 0.155 L 0.90 1.10 1.20 0.035 M 2.36 2.46 2.56 0.093 Part Number Ordering Information Part Number No. of Devices MGA-31489-BLKG 100 MGA-31489-TR1G 3000 BOTTOM DIMENSIONS INCH NOM. MAX. 0.059 0.063 0.0195 0.022 0.0165 0.019 0.016 0.017 0.177 0.181 0.068 0.072 0.096 0.102 ...

Page 12

Device Orientation REEL USER FEED COVER TAPE DIRECTION Tape Dimensions 8.00±0.10 4.00±0.10 (0.315±0.004) (0.157±0.004) 0.292±0.02 (0.0115±0.0008) 0.180±0.10 (0.070±0.004) 8° 4.80±0.10 (0.180±0.004) Dimensions in mm (inches) 12 14X 14X CARRIER TAPE Ø1.50±0.10 2.00±0.05 (0.059±0.004) (0.069±0.004) 1.75±0.10 (0.069±0.004) 5.50±0.05 (0.217±0.002) 12.0±0.30–0.10 (0.472+0.012–0.004) ...

Page 13

... SEE DETAIL "X" For product information and a complete list of distributors, please go to our web site: Avago, Avago Technologies, and the A logo are trademarks of Avago Technologies in the United States and other countries. Data subject to change. Copyright © 2005-2010 Avago Technologies. All rights reserved. ...

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