MAR-8A Datasheet, PDF (1/1 Pages) Mini-Circuits – Monolithic Amplifier 50W, DC to 1000 MHz

Drop-In
Monolithic Amplifier
NEW!
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
CASE STYLE: VV105
Applications
• cellular
• PCN & instrumentation
Electrical Specifications @25°C
MODEL FREQ.
NO.
(MHz)
GAIN, dB
Typical @MHz
f_L - f_U
100
1000
Min.
MAR-8A
DC-1000
31.5
25
20
*Permanent damage may occur if any of these limits are exceeded.
Min. gain at 1000 MHz
Output power, NF, and IP3 at 1000 MHz.
Maximum Ratings
Operating Temperature
Storage Temperature
Junction Temperature
-40°C to 85°C
-55°C to 100°C
150°C
Pin Configuration
RF IN
1
RF OUT
3
DC
3
GND EXT.
2,4
Model Identification
Model
marking
MAR-8A
8A
MAXIMUM DYNAMIC
POWER, dBm RANGE
Output
(1 dB Input
Comp.) (no
Typ. dmg.)
12.5 13
NF
dB
Typ.
3.1
IP3
dBm
Typ.
25
VSWR ABSOLUTE
(:1) MAXIMUM
Typ. RATING*
I
P
In Out (mA) (mW)
1.4 1.8 65 250
DC POWER
@ Pin 3
THERMAL
RESIS-
TANCE
Device
Current
Volt
(mA) Min. Typ. Max.
36 3.2 3.7 4.2
θjc,
typ.
°C/W
140
PRICE
$
Qty.
(30)
1.32
** 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)
Typical Biasing Configuration (MAR)
Rbias (Required)
Vcc
Cbypass
Cblock
IN
1
4 ^Ibias _{RFC (Optional)}
3
Vd _Cblock
2
OUT
Resistor Values
Vcc "1%" Res.
7
88.7
8
118
9
143
10
174
11
200
12
226
13
255
14
280
15
309
Outline Drawing
Outline Dimensions
(
inch
mm
)
A BCD E FG
wt.
.085 .060 .008 .020 .250 .012 .025 grams
2.16 1.52 .20 .51 6.35 .30 .64 .015
Mini-Circuits^®
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REV. OR
M85463
ED-9366/14
MAR-8A
MM/FL/CP
030212
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