Mini-Circuits MAR-8A Schematic [ru]

Drop-In
4
2
3
1
Cblock
IN
Cblock
Ibias
OUT
Vd
RFC (Optional)
Cbypass
Vcc
Rbias (Required)
NEW!
Monolithic Amplifier
MAR-8A
50Ω, DC to 1000 MHz
Features
• exact footprint substitute** MAR-8 and MSA-0885
• high gain, 31.5 dB at 100 MHz, reduces component count
• high power output, +12.5 dBm typ.
• low noise
• improved stability
• protection against power supply transients
• patent pending
Applications
CASE STYLE: VV105
Electrical Specifications @25°C
NO.
FREQ.
(MHz)
fL - f
U
MODEL
MAR-8A DC-1000 31.5 25 20 12.5 13 3.1 25 1.4 1.8 65 250 36 3.2 3.7 4.2 140 1.32
*Permanent damage may occur if any of these limits are exceeded. Min. gain at 1000 MHz Output power, NF, and IP3 at 1000 MHz.
GAIN, dB
Typical @MHz
100
1000
Min.
MAXIMUM
POWER, dBm
Output
(1 dB
Comp.)
Typ.
Maximum Ratings
Operating Temperature -40°C to 85°C Storage Temperature -55°C to 100°C Junction Temperature 150°C
Pin Configuration
RF IN 1 RF OUT 3 DC 3 GND EXT. 2,4
Model Identification
Model marking MAR-8A 8A
• cellular
• PCN & instrumentation
DYNAMIC
RANGE
NF
Input
(no
dmg.)
IP3
dB
dBm
Typ.
Typ.
** See Bias resistor table; resistor values are higher than MAR-8/MSA-0885
how to replace: increase bias resistor (Rbias) by 110 ohms benefits: • lower device voltage, 3.7V typ.
Typical Biasing Configuration (MAR)
VSWR
(:1)
Typ.
In
ABSOLUTE MAXIMUM
RATING*
I
Out
(mA)P(mW)
• lower power dissipation in the MMIC
• may eliminate need for choke (RFC)
DC POWER
Current
(mA)
@ Pin 3
Min. Typ. Max.
Device
Volt
THERMAL
RESIS­TANCE
θjc, typ.
°C/W
Resistor Values
Vcc "1%" Res.
7 88.7 8 118
9 143 10 174 11 200 12 226 13 255 14 280 15 309
PRICE
$
Qty. (30)
Outline Drawing
inch
mm
®
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
ISO 9001 CERTIFIED
INTERNET http://www.minicircuits.com
REV. OR M85463 ED-9366/14 MAR-8A MM/FL/CP 030212
Outline Dimensions ( )
A B C D E F G wt.
.085 .060 .008 .020 .250 .012 .025 grams
2.16 1.52 .20 .51 6.35 .30 .64 .015
Mini-Circuits
Distribution Centers NORTH AMERICA 800-654-7949 417-335-5935 Fax 417-335-5945 EUROPE 44-1252-832600 Fax 44-1252-837010
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