INTERNET http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Distribution Centers NORTH AMERICA 800-654-7949 • 417-335-5935 • Fax 417-335-5945 • EUROPE 44-1252-832600 • Fax 44-1252-837010
Mini-Circuits
®
ISO 9001 CERTIFIED
Gali 74
REV. A
M91597
Gali-74
ED-10887/6
MM/RS/CP
040329
Page 1 of 4
Features
• InGaP HBT IF and RF amplifier
• frequency range, DC to 1 GHz, usable to 4 GHz
• high gain, 25.1 dB typ. at 100 MHz
• up to +19.2 dBm typ. output power at 100 MHz
• high IP3, +38 dBm at 100 MHz
• low noise figure, 2.7 dB typ.
• unconditionally stable
• low thermal resistance
• transient protected
• patent pending
• low cost $1.85 (qty. 1000)
50Ω, High dynamic range, DC to 1 GH z
Electrical Specifications @ 25°C
Maximum Ratings
Operating Temperature -45°C to 85°C
Storage Temperature -65°C to 150°C
Applications
• cellular
• broadband
• communication receivers & transmitters
FREQ.
HH
HH
H
(GHz)
MODEL
NO. DC
OPERATING
POWER
@ Pin 3***
Output
(1 dB Comp.) Typ.
Min.@
1GHz
GAIN, dB Typical
over frequency, GHz
MAXIMUM
RATING** THERMAL
RESIS-
TANCE
Cur-
rent
(mA) Volt
Typ Min Max
θjc,
typ.
°C/W
I
mA P
mW
PRICE
$
Qty.
(25)
★★
★★
★Low frequency cutoff determined by external coupling capacitors.
** Permanent damage may occur if any of these limits are exceeded.
These ratings are not intended for continuous normal operation.
***Reliability predictions and normal operating conditions are applicable at current specified.
Outline Drawing (DF782)
Suggested PCB Layout (PL-019)
Outline Dimensions ( )
inch
mmmm
mmmm
mm
Typical Biasing Configuration
10.1 2 3 4
SOT-89
(DF 782)
Gali 74 DC-1 25.1 21.8 18 15.3 13.4 20 19.2 19 18.3 18 10 2.7 38 37 33 1.2 1.6 130 700 80 4.8 4.3 5.3 120 2.35
A B C D E F G H J K L M N P wt.
.102 .090 .181 .173 .063 .167 .155 .059 .118 .015 .041 .016 .019 .065 grams
2.59 2.29 4.60 4.39 1.60 4.24 3.94 1.50 3.00 0.38 1.04 0.41 0.48 1.65 .2
Pin Configuration
RF IN 1
RF OUT 3
DC 3
GND EXT. 2,4
NEW!
0.1
GHz 0.5
GHz 1.0
GHz
VSWR
(:1)
Typ.
DYNAMIC RANGE
NF
(dB)
Typ.
IP3 (dBm) Typ.
MAXIMUM POWER
( dBm)
Input
(no
dmg.) OutIn
0.1
GHz 0.5
GHz 1.0
GHzf
L
-f
U
Model Identification
Model Marking‡
GALI-74 74
Min.@
0.1GHz
‡Prefix letter (optional) designates assembly
location. Suffix letters (optional) are for wafer
identification.
R BIAS
"1%" Resistor Values
Vcc GALI-74
7 28.7
8 41.2
9 53.6
10 66.5
11 78.7
12 90.9
13 102
14 115
15 127
4
2
3
1
Cblock
IN Cblock
Ibias
OUT
Vd
RFC (Optional)
Cbypass
Vcc
Rbias (Required)
Monolithic Amplifier
Surface Mount
INTERNET http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Distribution Centers NORTH AMERICA 800-654-7949 • 417-335-5935 • Fax 417-335-5945 • EUROPE 44-1252-832600 • Fax 44-1252-837010
Mini-Circuits
®
ISO 9001 CERTIFIED
Gali 74
P erformance Curves
GALI-74
GAIN vs. TEMPERATURE
Current=80mA
0
5
10
15
20
25
30
0 500 1000 1500 2000 2500 3000 3500 4000
FRE Q UE NCY (MHz)
GAIN (dB)
-45°C25°C85°C
GALI-74
GAIN vs. CURRENT
Tamb=25°C
0
5
10
15
20
25
30
0 500 1000 1500 2000 2500 3000 3500 4000
FRE Q UE NCY (MHz)
GAIN (dB)
65mA 80mA 100mA
GALI-74
ISOL ATION vs. TEMPERATURE
Current=80mA
0
5
10
15
20
25
30
35
40
0 500 1000 1500 2000 2500 3000 3500 4000
F REQUENCY ( MHz)
ISO L ATION (dB)
-45°C25°C85°C
GALI-74
ISOLATION vs. CURRENT
Tamb=25°C
0
5
10
15
20
25
30
35
40
0 500 1000 1500 2000 2500 3000 3500 4000
FRE Q UE NCY (MHz)
IS OL AT I ON (dB)
65mA 80mA 100mA
GALI-74
INPUT RETURN LOSS vs. TE MPERATURE
Current=80mA
0
5
10
15
20
25
30
35
40
45
50
0 500 1000 1500 2000 2500 3000 3500 4000
FRE Q UE NCY (MHz)
RETURN LOSS (d B)
-45°C25°C85°C
GALI-74
INPUT RETURN LOSS vs. CURRENT
Tamb=25°C
0
5
10
15
20
25
30
35
40
45
50
0 500 1000 1500 2000 2500 3000 3500 4000
FRE Q UE NCY (MHz)
RETURN LOSS (d B)
65mA 80mA 100mA
page 2 of 4
INTERNET http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Distribution Centers NORTH AMERICA 800-654-7949 • 417-335-5935 • Fax 417-335-5945 • EUROPE 44-1252-832600 • Fax 44-1252-837010
Mini-Circuits
®
ISO 9001 CERTIFIED
Gali 74
P erformance Curves
GALI-74
OUTPUT RETURN LOS S vs. TE MPERATURE
Curren t = 80 mA
0
5
10
15
20
25
0 500 1000 1500 2000 2500 3000 3500 4000
FRE Q UE NCY (MHz)
RETURN LOSS (d B)
-45°C25°C85°C
GALI-74
OUTPUT RETURN LOS S vs. CURRE NT
Tamb=25°C
0
5
10
15
20
25
0 1000 2000 3000 4000
FRE Q UE NCY (MHz)
RETURN LOSS (d B)
65mA 80mA 100mA
GALI-74
1d B CO MPRES SION vs. TEMPERATURE
Current=80mA
0
5
10
15
20
25
0 500 1000 1500 2000 2500 3000 3500 4000
FREQUENCY (MHz)
POWER OUTPU T at 1dB COM P.
(dBm)
-45°C25°C85°C
GALI-74
1d B CO MPRES SION vs. CURRENT
Tamb=25°C
0
5
10
15
20
25
0 500 1000 1500 2000 2500 3000 3500 4000
FRE Q UE NCY (MHz)
POWER OUTPUT at 1d B
COMP. (dBm)
65mA 80mA 100mA
GALI-74
IP3 at 25°C
Current=80mA
0
5
10
15
20
25
30
35
40
45
50
0 500 1000 1500 2000 2500 3000 3500 4000
FRE Q UE NCY (MHz)
IP3 at OUTPUT(dBm)
GALI-74
IP3 vs. CURRENT
Tamb=25°C
0
5
10
15
20
25
30
35
40
45
50
0 500 1000 1500 2000 2500 3000 3500 4000
FRE Q UE NCY (MHz)
IP3 at OUTPUT(dBm)
65mA 80mA 100mA
page 3 of 4
INTERNET http://www.minicircuits.com
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
Distribution Centers NORTH AMERICA 800-654-7949 • 417-335-5935 • Fax 417-335-5945 • EUROPE 44-1252-832600 • Fax 44-1252-837010
Mini-Circuits
®
ISO 9001 CERTIFIED
Gali 74
GALI-74
NOISE F IGURE at 2 5°C
Current=80mA
0.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
0 500 1000 1500 2000 2500 3000 3500 4000
FRE Q UE NCY (MHz)
NOISE F IGURE (dB )
GALI-74
NOISE FIGURE vs. CURRENT
Tamb=25°C
0.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
0 500 1000 1500 2000 2500 3000 3500 4000
FRE Q UE NCY (MHz)
NOISE F IGURE (dB )
65mA 80mA 100mA
page 4 of 4
P erformance Curves
