ISO 9001 ISO 14001 AS 9100 CERTIFIED
Mini-Circuits
®
P.O. Box 350166, Brooklyn, New York 11235-0003 (718) 934-4500 Fax (718) 332-4661
The Design Engineers Search Engine Provides ACTUAL Data Instantly at
®
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
Mini-Circuits standard limited warranty and terms and conditions (collectively, “Standard Terms”); Purchasers of this part are entitled to the rights and benefits contained therein. For a full statement of the Standard
Terms and the exclusive rights and remedies thereunder, please visit Mini-Circuits’ website at www.minicircuits.com/MCLStore/terms.jsp.
For detailed performance specs
& shopping online see web site
minicircuits.com
IF/RF MICROWAVE COMPONENTS
Maximum Ratings
Outline Dimensions ( )
inch
mm
Typical Performance Data
Frequency
(MHz)
Insertion Loss
(dB)
Low Pass Filter Electrical Specifications
Operating Temperature -40°C to 85°C
Storage Temperature -55°C to 100°C
Power Input 0.5W max.
Applications
•defensecommunications
•receivers/transmitters
•harmonicrejectionofVCOs
Features
•7-sectionellipticfunction
•excellentrejection
Return Loss
(dB)
_
xσ
Low Pass Filter SALF-78+
SALF-78
REV.C
M111708
SALF-78
090820
Surface Mount
50ΩDCto78MHz
PASSBAND
(MHz)
fco, (MHz)
Nom.
STOPBAND
(MHz)
VSWR
(:1)
(loss<1dB)
(loss3dB)
Typ.
(loss>20dB)
Min.
(loss>40dB)
Min.
Passband
typ.
Stopband
typ.
DC-78 93 120-136 136-550 1.3 18
Electrical Schematic
SALF-78
INSERTION LOSS
0
10
20
30
40
50
60
70
80
0 1 10 100 1000
FREQUENCY(MHz)
INSERTION LOSS (dB)
at RF level of 0 dBm
SALF-78
RETURN LOSS
0
10
20
30
40
50
110 100 1000
FREQUENCY(MHz)
at RF level of 0 dBm
Pin Connections
INPUT 1
OUTPUT 8
GROUND 2,3,4,5,6,7
typical frequency response
DC 0.9 1 1.3 1.7 2
40dB
20dB
3dB
1dB
FREQUENCY / Fco
ATTENUATION, dB
LOW PASS
TYPICAL FREQUENCY RESPONSE
R F IN R F O U T
Demo Board MCL P/N: TB-187+
Suggested PCB Layout (PL-049)
1.00 0.04 0.01 42.90
50.00 0.33 0.01 24.26
80.00 0.77 0.03 17.79
92.00 2.28 0.12 8.01
100.00 6.90 0.30 2.87
114.00 21.99 0.42 0.67
120.00 29.06 0.48 0.47
122.00 31.44 0.51 0.42
130.00 41.87 0.78 0.31
136.00 51.54 1.40 0.25
150.00 66.41 3.36 0.18
160.00 68.12 2.07 0.14
190.00 59.27 0.50 0.12
250.00 53.27 0.32 0.12
300.00 51.89 0.33 0.14
350.00 51.47 0.35 0.15
500.00 59.23 1.06 0.18
550.00 57.42 1.70 0.19
600.00 42.90 0.84 0.20
700.00 20.29 1.10 0.74
CASE STYLE: YY101
PRICE:$6.95ea.QTY(1-9)
+ RoHS compliant in accordance
with EU Directive (2002/95/EC)
The +Suffix identifies RoHS Compliance. See our web site
for RoHS Compliance methodologies and qualifications.
Outline Drawing
PCB Land Pattern
Suggested Layout,
Tolerance to be within ±.002
A
B
C
D
E
F
G
.75
.38
.20
.010
.050
.020
.200
19.05 9.65 5.08 0.25 1.27 0.51 5.08
H
J
K
M
N
P
wt
.075
.600
.450
.470
.100
.150
grams
1.91 15.24 11.43 11.94 2.54 3.81
1.6
Permanentdamagemayoccurifanyoftheselimitsareexceeded.