Variable attenuator
Product Features
• Single Voltage
• Pin diode based
• Voltage variable
• High Linearity
• SMD Type
VA102
Application
• Repeater
• RF Sub-Systems
• Base Station
Package Type: HY-1
ELECTRICAL CHARACTERISTICS
Absolute Minimum and Maximum Ratings
PARAMETER
Reference Voltage
RF Input Power
Storage Temperature
UNIT
VDC
dBm
℃
-40
MIN
MAX
+3V
30
+125
Operating Ranges
PARAMETER
Operating Frequency
Reference Voltage
Control Voltage
UNIT
MHz
VDC
VDC
MIN
100
-
+1.0V
TYP
-
+3V
+12V
MAX
3000
Electrical Specifications
(Ta=+25
℃, V
cc=+3V, F=900MHz)
PARAMETER
UNIT
dB
dB
dB
dBm
dBm
mA
MIN(1.0V)
27
-10
-11
47
0
TYP(4.5V)
2.8
-15
-15
46
30
10
MAX(12V)
1.5
-20
-21
47
34
Attenuation
Input Return Loss
Output Return Loss
IIP3
Input P1dB
Current
Functional Diagram
▪
Tel
: 82-31-250-5011
▪
rfsales@rfhic.com
▪
All specifications may change without notice.
▪
Version 5.4
Variable attenuator
VA102
Return Loss vs. Control
900MHz
0
1900MHz
2300MHz
Attenuation vs. Control
900MHz
30
1900MHz
2300MHz
At t e nu at i on( dB)
25
20
15
10
5
0
1.0V
2.5V
4.5V
7.0V
12V
R e t u r n L oss ( d B )
-5
-10
-15
-20
-25
1.0V
2.5V
4.5V
7.0V
12V
C ontrol V ol tage ( V )
C o n tr o l V o l ta g e ( V )
Current vs. Control Voltage
40
35
30
25
20
15
10
5
0
1.0V
2.5V
4.5V
7.0V
12V
50
IIP3 vs. Control Voltage
I IP 3 @ 9 0 0 M H z ( d B m )
C urrent(mA)
45
40
35
30
1.0V
2.5V
4.5V
7.0V
12V
C o n tr o l V o l ta g e ( V )
C on tr ol V o l ta g e ( V )
Package Dimensions
(Type : HY-46)
Pin No.
1
2
3
Function
Input 1
Ground
Control
Pin No.
4
5
6
Function
Vcc+3V
Ground
Output 1
Recommended Pattern
RFHIC Corporation (RFHIC) reserves the right to make changes to any products herein or to discontinue any product at any time without notice. RFHIC do not
assume any liability for the suitability of its products for any particular purpose, and disclaims any and all liability, including without limitation consequential or
incidental damages. The product specifications herein expressed have been carefully checked and are assumed to be reliable. However, RFHIC disclaims liability for
inaccuracies and strongly recommends buyers to verify that the information they are using is current before placing purchase orders. RFHIC products are not
intended for use in life support equipment or application where malfunction of the product can be expected to result in personal injury or death. Buyer uses or sells
such products for any such unintended or unauthorized application, buyer shall indemnify, protect and hold RFHIC and its directors, officers, stockholders,
employees, representatives and distributors harmless against any and all claims arising out of such use. RFHIC’s liability under or arising out of damages, claims of
whatsoever kind and nature which RFHIC products could cause shall be limited in amount to the net purchase price of the products sold to buyer by RFHIC
.
▪
Tel
: 82-31-250-5011
▪
rfsales@rfhic.com
▪
All specifications may change without notice.
▪
Version 5.4
FPGA/CPLD
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