er
w
Po
L
TA
EN S)
EM MP
CR (A
IN NT
E
RR
CU
NG
TI )
RA S
T MP
EN (A
RR UM
CU XIM
MA
CE
AN )
ST S
SI HM
RE M (O
DC MU
XI
MA
Hz
1k
@ 15%
CE ) ±
AN (µH
CT
DU
IN
SERIES
2474R
2474
s
or
ct
du
In
DA
SH
NU
*
ER
MB
Axial Lead Power Inductors
Actual Size
Mechanical Configuration
Units are axial leaded for
thru-hole mounting, encapsulated in an epoxy molded
case. High resistivity ferrite core, allows for high inductance
with low DC resistance.
Physical Parameters
Length
Diameter
Lead Size
AWG #20 TCW
Lead Length
Inches
Millimeters
0.740 ± 0.010 18.80 ± 0.25
0.240 ± 0.010 6.10 ± 0.25
0.032 ± 0.002 0.813 ± 0.051
1.44 ± 0.12
36.58 ± 3.05
Operating Temperature Range
–55°C to +125°C
Current Rating
40°C Rise over 85°C Ambient
Maximum Power Dissipation at 85°C
0.50 W
Inductance
Measured at 1 V with no DC current
Incremental Current
The current at which the inductance
will be decreased by a maximum of 5% from its initial zero
DC value.
Weight Max.
(Grams) 2.5
Marking
DELEVAN; inductance with units and tolerance;
date code (YYWWL). Note: An R before the date code
indicates a RoHS component.
Example: 2474R-02K
Front:
DELEVAN
1.2uH±10%
-01L
-02L
-03L
-04L
-05L
-06L
-07L
-08L
-09L
-10L
-11L
-12L
-13L
-14L
-15L
-16L
-17L
-18L
-19L
-20L
-21L
-22L
-23L
-24L
-25L
-26L
-27L
-28L
-29L
-30L
-31L
-32L
-33L
-34L
-35L
-36L
-37L
-38L
-39L
-40L
-41L
-42L
-43L
-44L
-45L
-46L
-47L
-48L
-49L
-50L
-51L
-52L
SERIES 2474 FERRITE CORE
0.009
1.0
6.27
0.010
1.2
5.95
0.011
1.5
5.67
0.012
1.8
5.43
0.013
2.2
5.22
0.014
2.7
5.03
0.016
3.3
4.70
0.017
3.9
4.56
0.022
4.7
4.01
0.024
5.6
3.84
0.026
6.8
3.69
0.028
8.2
3.55
0.033
10.0
3.27
0.037
12.0
3.09
0.040
15.0
2.97
0.044
18.0
2.84
0.050
22.0
2.66
0.070
27.0
2.25
0.075
33.0
2.17
0.084
39.0
2.05
0.104
47.0
1.84
0.130
56.0
1.65
68.0
0.145
1.56
82.0
0.152
1.53
100.0
0.208
1.30
0.283
120.0
1.12
0.330
150.0
1.04
0.362
180.0
0.99
0.505
220.0
0.84
0.557
270.0
0.80
0.650
330.0
0.74
390.0
0.770
0.68
470.0
1.03
0.59
560.0
1.14
0.56
1.50
680.0
0.49
1.98
820.0
0.42
2.30
1000.0
0.39
2.55
1200.0
0.37
3.00
1500.0
0.34
1800.0
4.00
0.30
4.40
2200.0
0.28
2700.0
5.80
0.25
6.56
3300.0
0.23
3900.0
8.63
0.20
10.1
4700.0
0.19
11.2
5600.0
0.18
6800.0
15.0
0.15
20.8
8200.0
0.13
10000.0
23.4
0.12
26.0
12000.0
0.12
15000.0
36.0
0.10
40.0
18000.0
0.09
6.4
5.8
5.2
4.8
4.3
3.9
3.5
3.2
2.9
2.7
2.5
2.2
2.0
1.8
1.6
1.5
1.4
1.2
1.1
1.0
0.93
0.85
0.77
0.71
0.64
0.58
0.52
0.48
0.43
0.39
0.35
0.32
0.29
0.27
0.25
0.22
0.20
0.18
0.16
0.15
0.14
0.12
0.11
0.10
0.09
0.09
0.08
0.07
0.06
0.06
0.05
0.05
Reverse:
0902A
Optional Tolerances: J = 5% H = 3% G = 2% F = 1%
*Complete part # must include series # PLUS the dash #
For surface finish information, refer to www.delevanfinishes.com
Packaging
Tape & reel: 12" reel, 1000 pieces max.; 14"
reel, 1500 pieces max. For additional packaging options,
see technical section.
Made in the U.S.A.
270 Quaker Rd., East Aurora NY 14052 • Phone 716-652-3600 • Fax 716-652-4814 • E-mail: apisales@delevan.com • www.delevan.com
1/2009
