SM Monolithic Filter
Features
GSF-71
«
«
«
Miniature SM package
Frequencies up to 70.0MHz available
Custom specifications available
Ordering Information
7.50
(max)
5.20
(max)
Product name + model number
eg:
GSF-71 21S15A
GSF-71 21S30B
Option code X (eg GSF-71/X) denotes a custom spec.
Available on T&R - 1k pcs per reel.
Refer to our website for T&R and soldering details.
ACTUAL SIZE
SOLDER PAD LAYOUT
1.10
(max)
1.00
1
4
4.50
2
3
2.54
1.10
1.40
1.40
2.20
4.10
2.20
TOP VIEW
PAD
1
2
3
4
CONNECTION
In / Out
Ground
Out / In
Ground
Scale 2:1
21.4MHz Standard Specifications
Model
Number
Centre
Frequency
(MHz)
Number
of Poles
Pass Band
(dB @ kHz)
Attenuation
Band
(dB @ kHz)
In-Band
Ripple
(dB)
Insertion
Loss
(dB)
Guaranteed
Attenuation
(dB @ kHz)
Termination
( // pF)
Operating
Temperature
Range (°C)
No of
Units
21S7A
21S7B
21S12A
21S12B
21S15A
21S15B
21S20A
21S20B
21S30A
21S30B
21.400
21.400
21.400
21.400
21.400
21.400
21.400
21.400
21.400
21.400
2
4
2
4
2
4
2
4
2
4
3 ±3.75
3 ±3.75
3 ±6.0
3 ±6.0
3 ±7.5
3 ±7.5
3 ±10.0
3 ±10.0
3 ±15.0
3 ±15.0
18
35
18
35
15
35
15
35
15
35
±18.0
±14.0
±25.0
±20.0
±25.0
±25.0
±34.0
±34.0
±45.0
±50.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.5
2.5
1.5
2.5
1.5
2.5
2.0
2.5
1.5
2.5
50
80
50
80
50
80
50
80
50
80
-910 ±10
-910 ±10
-910 ±10
-910 ±10
-910 ±10
-910 ±10
-910 ±10
-910 ±10
-910 ±10
-910 ±10
850 // 6.0
850 // 3.5
(C
C
=15.0pF)
1200 // 3.0
1200 // 1.5
(C
C
=7.5pF)
1500 // 2.0
1500 // 0.5
(C
C
=5.0pF)
1800 // 0.5
1800 // -1.0
(C
C
=3.0pF)
3000 // 0.0
3000 // -1.5
(C
C
=3.0pF)
-20 to +60
-20 to +60
-20 to +60
-20 to +60
-20 to +60
-20 to +60
-20 to +60
-20 to +60
-20 to +60
-20 to +60
1
2
1
2
1
2
1
2
1
2
4-pole models are supplied as two matched units.
Tel:
+44 1460 256 100
02 Jan 2002
Fax:
+44 1460 256 101
E-mail:
sales@golledge.com
Web:
www.golledge.com
GOLLEDGE [ GOLLEDGE ELECTRONICS LTD ]
