1812SDF Datasheet, PDF (1/1 Pages) Frontier Electronics. – SMD Square Drum Ferrite-core Inductors

Frontier Electronics Corp.
667 E. COCHRAN STREET, SIMI VALLEY, CA 93065
TEL: [phone] FAX: [phone]
E-mail: [e-mail]
Web: http://www.frontierusa.com
SMD Square Drum Ferrite-core Inductors—1812SDF series
A. Electrical specifications:
Part No.
Mark L (uH) Tolerance Test Freq.
1812SDF-1R0
1R0
1.00
M
1.0 MHz/1.0V rms
1812SDF-1R5
1R5
1.50
M
1.0 MHz/1.0V rms
1812SDF-2R2
2R2
2.20
M
1.0 MHz/1.0V rms
1812SDF-3R3
3R3
3.30
M
1.0 MHz/1.0V rms
1812SDF-4R7
4R7
4.70
M, K
1.0 MHz/1.0V rms
1812SDF-6R8
6R8
6.80
M, K
1.0 MHz/1.0V rms
1812SDF-100
100
10.0
K, J
1.0 MHz/1.0V rms
1812SDF-150
150
15.0
K, J
1.0 MHz/1.0V rms
1812SDF-220
220
22.0
K, J
1.0 MHz/1.0V rms
1812SDF-330
330
33.0
K, J
1.0 MHz/1.0V rms
1812SDF-470
470
47.0
K, J
1.0 MHz/1.0V rms
1812SDF-680
680
68.0
K, J
1.0 MHz/1.0V rms
1812SDF-101
101
100
K, J
1.0 MHz/1.0V rms
1812SDF-151
151
150
K, J
1.0 MHz/1.0V rms
1812SDF-221
221
220
K, J
1.0 MHz/1.0V rms
1812SDF-331
331
330
K, J
1.0 MHz/1.0V rms
1812SDF-471
471
470
K, J
1.0 MHz/1.0V rms
B. Mechanical dimensions: (Unit: mm)
SERIES
A
B
C
1812SDF
4.5 ± 0.30
3.2 ± 0.30
2.6 ± 0.30
D
1.0 (Min.)
SRF Min
(MHz)
100
85.0
60.0
47.0
35.0
30.0
23.0
20.0
15.0
12.0
10.0
8.4
6.8
5.5
4.5
3.6
3.0
E
1.0 (Min.)
DCR (Ω)
± 40%
0.08
0.09
0.11
0.13
0.15
0.20
0.24
0.32
0.60
1.00
1.10
1.07
2.20
3.50
4.00
6.80
8.50
F
4.0 Ref.
IDC Max.
(A)
1.080
1.000
0.900
0.800
0.750
0.720
0.650
0.570
0.420
0.310
0.280
0.220
0.190
0.130
0.110
0.100
0.090
Type
2
Type: 2
C. Feature:
1. Tolerance: J = ± 5%, K = ± 10%, M = ± 20%.
2. Operating temperature: -25ºC TO +85ºC.
3. Electrical specifications at +25ºC.
4. Inductance measured on the HP4284A LCR meter
5. DCR measured on the 502BC milli-ohm meter.
6. Inductance drops no more than 10% at rated current.
7. Temperature rises Δ t < 20ºC (Typical) at rated current.
8. Suitable for IR re-flows soldering; Tape and reel packing.
9. Murata P/N LQH43CN series compatible.
10. RoHS compliant.
D. Applications:
Ä Power supply line choke. Ä DC-DC Converters. Ä Notebooks. Ä Filters. Ä Telecommunications devices.
Ì Special specifications are available for customer’s requirement.
SMD Power Choke: P/N 1812SDF series
Jan. 01, 2006. Page: 1 of 1