
Surface Mount
Dual Matched MMIC Amplifier
Page 1 of 4
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Notes: 1. Performance and quality attributes and conditions not expressly stated in this specification sheet are intended to be excluded and do not form a part of this specification sheet. 2. Electrical specifications
and performance data contained herein are based on Mini-Circuit’s applicable established test performance criteria and measurement instructions. 3. The parts covered by this specification sheet are subject to
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IF/RF MICROWAVE COMPONENTS
Product Features
Twomatched50-ohmamplifiersinonepackage
InGaPHBTIFandRFamplifier
FrequencyrangeDCto1GHz
Highgain,25dBtyp.at0.1GHz
Upto+19dBmtyp.outputpowerat0.1GHz
HighIP3,+36dBmat0.1GHz
Lownoisefigure,2.7dBtyp.
Lowthermalresistance
Transientprotected
Useableasbalancedandpushpullamplifier
ProtectedbyUSPatent6,943,629
Typical Applications
Cellular
CATV
UHF/VHFcommunications
Receivers&transmitters
REV.E
M126530
MERA-7433+
110610
DC-1 GHz
CASESTYLE:DL805
PRICE:$4.70ea.QTY.(25)
MERA-7433+
General Description
MERA-7433+ is a dual matched wideband amplifier offering high dynamic range. It has repeatable perfor-
mancefromlottolot.Itisenclosedina3.25x3.25mmMCLPplasticpackage.MERA-7433+usesDarlington
configurationandisfabricatedusingInGaPHBTtechnology.ExpectedMTBFat85°Ccasetemperatureis300
yearsfortheentiredevice(A1andA2).
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Suffix has been added in order to identify RoHS
Compliance. See our web site for RoHS Compliance
methodologies and qualifications.
simplified schematic (each of A1, A2) and pin description
GROUND
RF IN
RF-OUT and DC-IN
Function
Pin Number
Description
RFIN,A1
1
RFinputpin.ThispinrequirestheuseofanexternalDCblockingcapacitorchosenforthefrequencyof
operation.
RF-OUTandDC-IN,
A1
8
RFoutputandbiaspin.DCvoltageispresentonthispin;thereforeaDCblockingcapacitorisnecessary
forproperoperation.AnRFchokeisneededtofeedDCbiaswithoutlossofRFsignalduetothebias
connection,asshownin“RecommendedApplicationCircuit”.
RFIN,A2
4
RFinputpin.ThispinrequirestheuseofanexternalDCblockingcapacitorchosenforthefrequencyof
operation.
RF-OUTandDC-IN,
A2
5
RFoutputandbiaspin.DCvoltageispresentonthispin;thereforeaDCblockingcapacitorisnecessary
forproperoperation.AnRFchokeisneededtofeedDCbiaswithoutlossofRFsignalduetothebias
connection,asshownin“RecommendedApplicationCircuit”.
GND
2,3,6,7&paddle
Connectionstoground.Useviaholesasshownin“SuggestedLayoutforPCBDesign”toreduceground
pathinductanceforbestperformance.
RF
IN
A2
RFOUT
&DCIN
GND
A1
RF
IN
GND
RFOUT
&DCIN
8
7
6
5
1
2
3
8