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Mini-Circuits
ISO 9001 CERTIFIED
MAR-8A
REV. OR
M85463
ED-9366/14
MAR-8A
MM/FL/CP
030212
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
50
,
DC to 1000 MHz
Electrical Specifications @25C
FREQ.
(MHz)
CASE STYLE: VV105
f
L
- f
U
DC POWER
@ Pin 3
VSWR
(:1)
Typ.
DYNAMIC
RANGE
NF
dB
Typ.
IP3
dBm
Typ.
MAXIMUM
POWER, dBm
Input
(no
dmg.)
Output
(1 dB
Comp.)
Typ.
GAIN, dB
Typical @MHz
ABSOLUTE
MAXIMUM
RATING*
Out
In
Current
(mA)
Device
Volt
Min. Typ. Max.
I
(mA)
P
(mW)
Min.
Applications
cellular
PCN & instrumentation
*Permanent damage may occur if any of these limits are exceeded.
Min. gain at 1000 MHz
Output power, NF, and IP3 at 1000 MHz.
MODEL
NO.
PRICE
$
Qty.
(30)
THERMAL
RESIS-
TANCE
jc,
typ.
C/W
Monolithic Amplifier
Drop-In
100
Pin Configuration
RF IN
1
RF OUT
3
DC
3
GND EXT.
2,4
Outline Drawing
Typical Biasing Configuration (MAR)
Resistor Values
Vcc
"1%" Res.
7
88.7
8
118
9
143
10
174
11
200
12
226
13
255
14
280
15
309
4
2
3
1
Cblock
IN
Cblock
Ibias
OUT
Vd
RFC (Optional)
Cbypass
Vcc
Rbias (Required)
Maximum Ratings
Operating Temperature
-40C to 85C
Storage Temperature
-55C to 100C
Junction Temperature
150C
Outline Dimensions ( )
inch
mm
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
Model Identification
Model
marking
MAR-8A
8A
NEW!
** 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.
lower power dissipation in the MMIC
may eliminate need for choke (RFC)
1000
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
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