Wound Shielded
Power Inductors
Steward’s
surface mount two terminal molded wound chip bead inductors
provide a cost effective solution to designers who require a medium to high
current surface mount device with inductance values up to 1000
µH.
Features:
•
Broad range of form factors
•
Economical
•
Rugged construction
•
Broad range of inductance values
•
Current capacities up to 7 amps
•
High current density - Shielded
Applications:
•
DC/DC converters
•
Information technology equipment including; computers, telecommunications, radar detectors, automotive
electronics, cellular phones, pagers, audio equipment, PDAs, keyless remote systems and low-voltage power supply modules
•
Use in L-C
filter configurations
•
Power supplies AC/DC
Specifications:
•
Agilent E4991A (1MHz-3GHz) or Agilent 8720ES (100KHz-20GHz) analyzers
•
HP16192A, HP16194A, Agilant 16193A,
Intercontinental Microwave custom high frequency fixtures
•
HP16200 DC bias adapter or Tecnia bias T adapters
•
Philips PM2811
Digital DC powersuupply
•
Ambient temp 23-25 Deg C
•
Board level components are rated up to 75 volts
•
Maximum current ratings are
based on a temp of 40 Deg. C under continuous current load or 10% drop in inductance
•
Ambient operating temperature range: -25 Deg. C to +85 Deg. C
STEWARD
IT
PRODUCT
SERIES CODE
PART NUMBERING SYSTEM
1204
PART
SIZE CODE
T
RATED
CURRENT CODE
332
IMPEDANCE
VALUE CODE
R
PACKAGING
CODE
M0
TOLERANCE &
ADDITIONAL
DESCRIPTION
Tolerance (M) =
±
20%
**All IT Inductors available in Sample Kit
IT Inductors
PART
NUMBER
f
D
Inductance (L) Shielded Selr-Resonant MCR
F equency
AX
(
µ
H)
(MHz)
OHMS
3.3
10
22
47
100
330
Yes
Yes
Yes
Yes
Yes
Yes
100
100
100
100
100
100
0.015
0.028
0.070
0.150
0.308
0.980
RATED I MAX
(continuous)
Amps
6.0
4.5
2.5
1.5
1.0
0.5
PART
NUMBER
PART
NUMBER
IT Inductors
f
Inductance (L) Shielded Selr-Resonant
F equency
(
µ
H)
(MHz)
100
Yes
1
DCR
MAX
OHMS
0.160
RATED I MAX
(continuous)
Amps
1.0
IT1204T332R-M0
IT1204Q103R-M0
IT1204M223R-M0
IT1204K473R-M0
IT1204J104R-M0
IT1204E334R-M0
IT1205J104R-M0
IT1205F334R-M0
IT1205D105R-M0
330
1000
Yes
Yes
1
1
0.510
1.530
0.6
0.4
IT Inductors
f
Inductance (L) Shielded Selr-Resonant
F equency
(
µ
H)
(MHz)
1.2
4.7
10
22
47
100
330
1000
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
100
100
1
1
1
1
1
1
DCR
MAX
OHMS
0.0070
0.0158
0.0210
0.0432
0.1000
0.2200
0.6400
1.8200
RATED I MAX
(continuous)
Amps
9.0
6.0
5.0
3.5
2.5
1.5
0.9
0.5
IT1207W122R-M0
IT1207T472R-M0
IT Inductors
PART
NUMBER
f
D
Inductance (L) Shielded Selr-Resonant MCR
F equency
AX
µ
H)
(
(MHz)
OHMS
1.5
4.4
10
22
47
Yes
Yes
Yes
Yes
Yes
100
100
1
1
1
0.012
0.020
0.025
0.036
0.075
RATED I MAX
(continuous)
Amps
8.0
5.0
4.0
2.5
1.5
IT1207R103R-M0
IT1207O223R-M0
IT1207M473R-M0
IT1207K104R-M0
IT1207I334R-M0
IT1207E105R-M0
IT1205V152R-M0
IT1205R442R-M0
IT1205P103R-M0
IT1205M223R-M0
IT1205K473R-M0
Steward
www.steward.com
North America
- U.S.A. • Phone: +1 423 308 1690 • Fax +1 423 308 1622 • e-mail: americas@steward.com
North America
- Mexico • Phone: +52 662 260-4832 • Fax: +52 662 260-5074 • e-mail: mexico@steward.com
Europe
- Scotland, UK • Phone: +44 (0)1506 414200 • Fax +44 (0)1506 410694 • e-mail: europe@steward.com
Asia / Pacific
- Singapore • Phone: +65 337 9667 • Fax +65 337 9686 • e-mail: asia@steward.com
BROCH 45
1/2002 REV
0
Page 2
Wound Shielded Power Inductor Specifications
Package
Size
1204
A
12.50 + 0.30
(0.492 + 0.012)
12.50 + 0.30
(0.492 + 0.012)
12.50 + 0.30
(0.492 + 0.012)
A1
12.00 + TYP
(0.472 + TYPX)
12.00 + TYP
(0.472 + TYPX)
12.00 + TYP
(0.472 + TYPX)
B
12.50 + 0.30
(0.492 + 0.012)
12.50 + 0.30
(0.492 + 0.012)
12.50 + 0.30
(0.492 + 0.012)
C
4.60 + MAX
(0.181 + MAX)
6.00 + MAX
(0.236 + MAX)
8.00 + MAX
(0.315 + MAX)
T1
2.20 + 0.20
(0.087 + 0.008)
2.20 + 0.20
(0.087 + 0.008)
2.20 + 0.20
(0.087 + 0.008)
T2
5.00 + 0.20
(0.197 + 0.008)
5.00 + 0.20
(0.197 + 0.008)
5.00 + 0.20
(0.197 + 0.008)
Land Patterns for Reflow
Soldering
L
**
12.60
(0.496)
12.60
(0.496)
12.60
(0.496)
W
2.80
(0.110
2.80
(0.110
2.80
(0.110
H
5.40
(0.213
5.40
(0.213
5.40
(0.213
G
9.80
(0.386)
9.80
(0.386)
9.80
(0.386)
1205
1207
C
T
1
Equivalent Circuit
T
2
B
T
1
A
1
A
Recommended Soldering Conditions
Land Pattern for Reflow Soldering
W
T
1
T
2
H
G
L
Steward produces an extensive line of ferrite products for Inductive and EMI Filtering Applications. Products include ferrite EMI cable cores,
connector plates, unique common mode chokes, can-bus chokes, high current thru hole and surface mount components, impedance chip beads,
surface mount inductors, toroid inductor cores and ferrite powders. Please consult our web site or contact your nearest Steward office or
representative for additional information.
Steward
North America
1200 East 36th Street
P.O. Box 510
Chattanooga, Tennessee 37401-0510
U.S.A.
Phone: +1-423-308-1690
Fax: +1-423-308-1622
e-mail: americas@steward.com
Steward
Mexico
Ave. Obrero Mundial # 9
Parque Industrial Dynatech
Hermosillo, Sonora 83170
Mexico
Phone: +52 662 260-4832
Fax: +52 662 260-5074
e-mail: mexico@steward.com
Steward
Europe
5 Cochrane Square
Brucefield Industry Park
Livingston EH54 9DR
Scotland, UK
Phone: +44-(0)-1506-414200
Fax: +44-(0)-1506-410694
e-mail: europe@steward.com
Steward
Asia / Pacific
47 Hill Street, #08-07
SCCCI Building
Singapore
179365
Phone: +65-337-9667
Fax: +65-337-9686
e-mail: stewarda@pacific.net.sg
e-mail: asia@steward.com
www .steward.com
