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 3200 Series
Vertical Mount Toroidal Inductors
SELECTION GUIDE
Inductance, L Order Code
32100C 32150C 32220C 32330C 32470C 32680C 32101C 32151C 32221C 32331C 32471C 32681C 32102C
DC Current2 Max. A
4.50 3.70 3.00 2.50 2.10 1.70 1.40 1.20 0.96 0.78 0.66 0.55 0.45
DC Resistance Max. m
20 24 29 36 42 62 77 117 141 215 312 377 568
Q @ f MHz Nom. Q
3.1 3.1 3.2 3.2 3.1 3.1 3.5 3.3 3.3 3.2 2.8 2.0 1.2
SRF Typ. MHz
69 53 41 28 21 11 5.3 3.3 2.8 2.3 1.6 1.2 1.0
15% H
10 15 22 33 47 68 100 150 220 330 470 680 1000
f
1.0 1.0 1.0 1.0 1.0 1.0 0.8 0.8 0.8 0.8 0.8 0.8 0.8
Package Weight Typ. g
7.8 8.1 8.4 8.8 9.2 9.0 9.6 9.4 9.8 9.9 9.6 10.4 10.1
FEATURES
RoHS compliant Toroidal construction Up to 4.5A IDC Inductance range from 10H to 1.0mH Low EMI UL 94V-0 packaging materials Low DC resistance
ABSOLUTE MAXIMUM RATINGS
Operating free air temperature range Storage temperature range SOLDERING INFORMATION1 Peak wave solder temperature Pin finish
-40C to 125C -40C to 125C
260C Tin
PRODUCT OVERVIEW
The 3200 series is a range of through-hole power inductors. Due to the toroidal construction, they exhibit a very low EMI as stray flux is kept to a minimum. Typical applications include switching regulators, and power line filtering.
PACKAGE SPECIFICATIONS
Mechanical Dimensions
21.5 (0.846) Max.
0.75 (0.030) 24.0 (0.945) Max.
18.0 (0.709)
1 1.50 (0.059) 4 12.7 (0.5)
2 10.0 (0.394) 3
32331C
XYYWW
0.75 (0.030)
4.10.5 (0.1610.020)
5.080.3 (0.1990.012)
Package weight: See selection guide.
Recommended Footprint Details
2.54 (0.10)
Pin Connections
1
3
2.54 (0.10)
1.0 (0.04)
Packaging Supplied in trays (30 pieces per tray)
Unless otherwise stated, all dimensions in mm (inches) 0.25 (0.010).
For full details go to www.murata-ps.com/rohs
Specifications typical at TA = 25C 1 For further information, please visit www.murata-ps.com/rohs 2 The maximum DC current is the value at which the inductance falls to 75% of its nominal value or when its temperature rise reaches 40C, whichever is sooner.
www.murata-ps.com
Technical enquiries - email: mk@murata-ps.com, tel: +44 (0)1908 615232
KMP_3200C_A01 Page 1 of 3
3200 Series
Vertical Mount Toroidal Inductors
INDUCTANCE Vs CURRENT
10000
1mH
1000
Inductance, L (H)
100
100H
10
10H
1 0.001
0.01
0.1
1
10
100
Current, IDC (A)
TEMPERATURE Vs CURRENT
60
Temperature rise above ambient, t (C)
10H
50
1mH
40
100H
30
20
10
0 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0
Current, IDC (A)
INDUCTANCE Vs FREQUENCY
10000
1mH
1000
100H
Inductance, L (H)
100
10
10H
1 10 100 1000 10000
Frequency, (kHz)
www.murata-ps.com
Technical enquiries - email: mk@murata-ps.com, tel: +44 (0)1908 615232
KMP_3200C_A01 Page 2 of 3
3200 Series
Vertical Mount Toroidal Inductors
USA: UK: France: Japan:
Mansfield (MA), Tel: (800) 233 2765, email: sales@murata-ps.com Milton Keynes, Tel: +44 (0)1908 615232, email: mk@murata-ps.com Montigny Le Bretonneux, Tel: +33 (0)1 34 60 01 01, email: france@murata-ps.com Tokyo, Tel: 3-3779-1031, email: sales_tokyo@murata-ps.com Osaka, Tel: 6-6354-2025, email: sales_osaka@murata-ps.com Website: www.murata-ps.jp Shanghai, Tel: +86 215 027 3678, email: shanghai@murata-ps.com Guangzhou, Tel: +86 208 221 8066, email: guangzhou@murata-ps.com
Canada: Toronto, Tel: (866) 740 1232, email: toronto@murata-ps.com
Murata Power Solutions, Inc. 11 Cabot Boulevard, Mansfield, MA 02048-1151 U.S.A. Tel: (508) 339-3000 (800) 233-2765 Fax: (508) 339-6356
www.murata-ps.com email: sales@murata-ps.com ISO 9001 REGISTERED
Murata Power Solutions, Inc. makes no representation that the use of its products in the circuits described herein, or the use of other technical information contained herein, will not infringe upon existing or future patent rights. The descriptions contained herein do not imply the granting of licenses to make, use, or sell equipment constructed in accordance therewith. Specifications are subject to change without notice. (c) 2008 Murata Power Solutions, Inc.
Germany: Munchen, Tel: +49 (0)89-544334-0, email: ped.munich@murata-ps.com
China:
www.murata-ps.com
Technical enquiries - email: mk@murata-ps.com, tel: +44 (0)1908 615232
KMP_3200C_A01 Page 3 of 3


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