Resin Sealed Bolt-in Filters
4-40 L and Pi Circuit
.360 .031
(9.144 .79)
.240 .031
(6.10 .79)
.156 Hex.
(3.96)
.120
(3.05)
ø A .005
(
.13)
.220
(5.59)
#4–40 Unc–2A Thd.
Figure 1
Dimensions in inches (mm)
Rated Voltage
125°C
Minimum Insertion Loss (dB)
A
I
Min
10
1
3
10
1
30 100 300
MHz MHz MHz
Figure
1
Part Number
¦ 51-729-305
Amp CKT
Cap
DC
AC
In
GHz
(mm)
MHz MHz MHz
GHz
70
50
—
3
Pi
5500 pF
0.018 (0.46)
—
—
7
14
15
37
37
37
27
30
30
30
35
35
35
5
40
40
42
42
42
34
38
38
38
42
42
42
15
30
30
30
60
65
52
52
52
43
45
45
45
54
54
54
42
41
41
41
70
70
55
55
55
47
45
45
45
56
56
56
65
45
45
45
70
70
70
70
70
55
70
70
70
70
70
70
70
70
70
70
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
50
—
—
3
Pi
7000 pF
0.075 µF
0.075 µF
0.075 µF
0.022 µF
0.027 µF
0.027 µF
0.027 µF
0.05 µF
0.05 µF
0.05 µF
1500 pF
0.01 µF
0.01 µF
0.01 µF
0.018 (0.46)
8
70
70
70
70
55
65
65
65
70
70
70
70
70
70
70
¦ 51-729-312
SCI-3102-002
SCI-3102-000
SCI-3102-007
¦ 51-729-304
¦ SCI-3112-002
¦ SCI-3112-000
SCI-3112-007
SCI-3112-102
SCI-3112-100
SCI-3112-107
¦ 51-729-303
SCI-3122-002
SCI-3122-000
SCI-3122-007
50
3
LB
LB
LB
LB
LB
LB
LB
LB
LB
LB
Pi
0.016 (0.41)* 18
0.016 (0.41) 18
0.025 (0.64) 18
25
25
25
17
20
20
20
24
24
24
—
12
12
12
50
—
5
50
—
10
3
100
100
100
100
100
100
100
200
200
200
200
—
0.018 (0.46)
7
—
5
0.016 (0.41)* 10
0.016 (0.41) 10
0.025 (0.64) 10
0.016 (0.41)* 15
0.016 (0.41) 15
0.025 (0.64) 15
—
5
—
10
3
—
—
5
—
10
3
—
0.018 (0.46)
0.016 (0.41)*
0.016 (0.41)
0.025 (0.64)
—
—
—
—
115
115
115
3
LB
LB
LB
21
21
21
5
10
*
Tinned, steel leads.
¦
Also available through API’s authorized distributors.
API TECHNOLOGIES • 8061 Avonia Rd. • Fairview, PA 16415 • Ph: 814-474-1571 • Fax: 814-474-3110 • eis.apitech.com
API TECHNOLOGIES’ SPECTRUM CONTROL GmbH • Hansastrasse 6 • 91126 Schwabach, Germany • Phone: (49)-9122-795-0 • Fax: (49)-9122-795-58
LP14