R
ST
TE
0%
±1
H)
(µ
CE
AN
*
CT
ER
DU
MB
IN
NU
F
L
TA
EN A)
EM (m
CR NT
IN E
RR
NG
TI )
CU
RA A
T (m
EN UM
E
RR IM
NC
CU X
MA STA S)
SI HM
RE M (O
DC MU
)**
XI
Hz
MA
(M
M
MU
NI
)
MI
Hz
F
(M
SR
Y
NC
UE
M
EQ
MU
FR
NI
MI
SERIES
1331R
1331
ct
du
In
DA
SH
Q
s
or
Shielded Surface Mount Inductors
Actual Size
Physical Parameters
Inches
Millimeters
A
0.300 to 0.325
7.62 to 8.26
B
0.105 to 0.125
2.67 to 3.18
C
0.125 to 0.145
3.18 to 3.68
D
0.020 Min.
0.508 Min.
E
0.040 to 0.060
1.02 to 1.52
F
0.190 (Ref. only)
4.83 (Ref. only)
G
0.070 (Ref. only)
1.78 (Ref. only)
Dimensions “A” and “C” are over terminations
Weight Max
(Grams) 0.30
Operating Temperature Range
–55°C to +105°C
Current Rating at 90°C Ambient
15°C Rise
Maximum Power Dissipation at 90°C
0.585 W
Incremental Current
Current level which causes a
maximum of 5% decrease in inductance.
Coupling
3% Max.
**Note
Self Resonant Frequency (SRF) values for -101K
to -331K are calculated and for reference only.
Marking
API/SMD; inductance with units and tolerance
followed by an S; date code (YYWWL). Note: An R before
the date code indicates a RoHS component.
Example: 1331R-683K
API/SMD
68uH±10%S
R 0719B
Packaging
Tape & reel (16mm): 7" reel, 500 pieces max.;
13" reel, 2200 pieces max.
Made In the U.S.A.
-101K
-121K
-151K
-181K
-221K
-271K
-331K
-391K
-471K
-561K
-681K
-821K
-102K
-122K
-152K
-182K
-222K
-272K
-332K
-392K
-472K
-562K
-682K
-822K
-103K
SERIES 1331
45
0.10
45
0.12
45
0.15
45
0.18
45
0.22
45
0.27
44
0.33
42
0.39
41
0.47
41
0.56
39
0.68
38
0.82
37
1.00
40
1.20
41
1.50
43
1.80
45
2.20
48
2.70
49
3.30
50
3.90
50
4.70
50
5.60
50
6.80
50
8.20
50
10.0
IRON CORE - IRON SLEEVE
25.0
490.0**
0.10
670
25.0
430.0**
0.11
635
25.0
415.0**
0.12
610
25.0
375.0**
0.13
585
25.0
330.0**
0.15
545
25.0
300.0**
0.16
530
25.0
260.0**
0.18
495
25.0
230.0
0.19
485
25.0
220.0
0.21
460
25.0
210.0
0.23
440
25.0
180.0
0.24
430
25.0
165.0
0.27
405
25.0
150.0
0.30
385
7.9
130.0
0.73
247
7.9
115.0
0.86
228
7.9
105.0
0.95
217
7.9
95.0
1.10
202
7.9
90.0
1.20
193
7.9
80.0
1.30
185
7.9
75.0
1.50
173
7.9
70.0
2.40
136
7.9
60.0
2.90
124
7.9
55.0
3.20
118
7.9
53.0
3.60
111
7.9
50.0
4.00
106
670
635
610
585
545
530
495
485
460
440
430
405
385
247
228
217
202
193
185
173
136
124
118
111
106
-123K
-153K
-183K
-223K
-273K
-333K
-393K
-473K
-563K
-683K
-823K
-104K
-124K
-154K
-184K
-224K
-274K
-334K
-394K
-474K
-564K
SERIES 1331 IRON CORE - FERRITE SLEEVE
36
2.5
35.0
3.00
122
12.0
38
2.5
30.0
3.40
115
15.0
40
2.5
26.0
3.80
108
18.0
40
2.5
24.0
4.90
96
22.0
40
2.5
21.0
5.80
88
27.0
41
2.5
20.0
6.50
83
33.0
42
2.5
19.0
7.90
75
39.0
44
2.5
16.0
9.30
69
47.0
44
2.5
15.0
11.0
64
56.0
45
2.5
13.0
12.0
61
68.0
45
2.5
11.0
13.0
59
82.0
40
2.5
10.5
16.8
51
100.0
SERIES 1331 FERRITE CORE - FERRITE SLEEVE
31
0.79
13.0
5.80
88
120.0
33
0.79
12.0
7.90
75
150.0
33
0.79
11.0
9.40
69
180.0
35
0.79
10.0
11.0
64
220.0
35
0.79
9.0
12.0
61
270.0
35
0.79
8.0
16.0
53
330.0
35
0.79
7.8
21.0
46
390.0
35
0.79
7.5
24.0
43
470.0
35
0.79
7.0
28.0
40
560.0
122
115
108
96
88
83
75
69
64
61
59
51
27
24
22
20
18
16
14
13
12
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
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
Microcontroller MCU
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