IHSM-4825
www.vishay.com
Vishay Dale
High Current, Surface Mount Inductors - Wirewound Molded
FEATURES
• Flame retardant encapsulant (UL 94 V-0)
• Completely encapsulated winding provides
superior environmental protection and moisture
resistance
• High current unit in surface mount package
printed with model, inductance value and date code
• Compatible with infrared or conventional reflow soldering
methods
• Pick and place compatible
• Tape and reel packaging for automatic handling
• Material categorization: For definitions of compliance
please see www.vishay.com/doc?99912
STANDARD ELECTRICAL SPECIFICATIONS
IND.
AT 1 kHz
(μH)
DCR
RATED
INCREMENTAL
MAX. CURRENT MAX. CURRENT APPROX.
(A)
(A)
()
1.0
1.2
1.ꢀ
0.013
0.018
0.02
8.6
7.6
6.9
4.1
3.8
3.ꢀ
APPLICATIONS
Excellent power line noise filters, filters for switching
regulated power supplies, DC/DC converters, SCR and triac
controls and RFI suppression.
1.8
2.2
2.7
3.3
3.9
4.7
ꢀ.6
6.8
0.021
0.029
0.034
0.038
0.042
0.047
0.0ꢀ1
0.0ꢀ8
0.063
0.071
0.079
0.089
0.119
0.1ꢀ2
0.179
0.222
0.31ꢀ
0.362
0.397
0.446
0.604
0.672
0.73ꢀ
0.998
1.37
6.ꢀ
ꢀ.7
ꢀ.1
4.6
4.3
4.0
3.8
3.ꢀ
3.3
3.1
2.7
2.3
1.9
1.7
1.6
1.3
1.19
1.07
0.9ꢀ
0.87
0.8
0.73
0.66
0.ꢀ8
0.ꢀ
0.46
0.41
0.37
0.34
0.32
0.3
0.28
0.26
0.24
3.2
2.9
2.6
2.4
2.2
2.0
1.9
1.7
1.ꢀ
1.4
1.3
1.2
ELECTRICAL SPECIFICATIONS
Inductance: Measured at 1 V with no DC current
Inductance Tolerance: 1ꢀ ꢁ
Incremental Current: The typical current at which the
inductance will be decreased by ꢀ ꢁ from its initial zero DC
value
Operating Temperature: -ꢀꢀ °C to +12ꢀ °C (no load);
-ꢀꢀ °C to +8ꢀ °C (at full rated current)
8.2
10.0
12.0
1ꢀ.0
18.0
22.0
27.0
33.0
39.0
47.0
ꢀ6.0
68.0
82.0
100.0
120.0
1ꢀ0.0
180.0
220.0
270.0
330.0
390.0
470.0
ꢀ60.0
680.0
820.0
1000.0
MECHANICAL SPECIFICATIONS
Core: High resistivity ferrite core
Encapsulant: Epoxy
Terminals: 100 ꢁ Sn over Ni
1.1
1.02
0.9ꢀ
0.88
0.8
0.74
0.68
0.62
0.ꢀ6
0.ꢀ
0.4ꢀ
0.4
0.3ꢀ
0.32
0.3
DIMENSIONS in inches [millimeters]
Recommended Pad Layout
0.660 [16.764]
0.220
[5.588]
0.220
[5.588]
0.300 [7.62]
0.180 [4.572]
0.180 [4.572]
0.170 0.010
[4.32 0.25]
0.540 [13.72]
Max.
0.225
[5.72]
Max.
1.ꢀ8
1.77
2.ꢀ1
2.73
3.36
3.7ꢀ
4.31
6.04
0.075 0.010
[1.91 0.25]
0.250 [6.35]
Max.
0.28
0.26
0.24
0.23
0.2
0.480 0.020
[12.19 0.51]
PART MARKING
- Model
- Inductance value
- Date code
0.17
0.1ꢀ
6.9
DESCRIPTION
3.9 μH
INDUCTANCE VALUE
IHSM-4825
MODEL
15 ꢀ
INDUCTANCE TOLERANCE
ER
e3
PACKAGE CODE
JEDEC LEAD (Pb)-FREE STANDARD
GLOBAL PART NUMBER
I
H
S
M
4
8
2
5
E
R
3
R
9
L
PRODUCT FAMILY
SIZE
PACKAGE
CODE
INDUCTANCE
VALUE
TOL.
Revision: 20-Sep-13
Document Number: 34019
1
For technical questions, contact: magnetics@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000