April 22, 2008
SHIELDED SMD INDUCTOR DR331-9 SERIES
Features
z
z
z
z
Surface Mount Design
Inductance Range from 10µH to 1000µH
Operating Temp. -40°C to +85°C
Tinned Leads with Leaded Solder is Available (note 6)
ELECTRICAL SPECIFICATIONS AT 25°C
Inductance
DCR
I rms (A)
I sat (A)
SRF
Part No.
(μH) ± 20%
1
(Ω) Max.
0.009
0.014
0.018
0.020
0.031
0.036
0.047
0.066
0.086
0.13
Max.
8.6
7.1
6.2
5.3
4.3
4
Max.
20
MHz (REF.)
80
DR331-9-102
DR331-9-222
DR331-9-332
DR331-9-562
DR331-9-103
DR331-9-153
DR331-9-223
DR331-9-333
DR331-9-473
DR331-9-683
DR331-9-104
DR331-9-154
DR331-9-224
DR331-9-334
DR331-9-474
DR331-9-684
DR331-9-105
2.2
16
80
3.3
14
60
5.6
12
40
10
10
30
15
8.0
7.0
5.5
4.5
3.5
3.0
2.6
2.4
1.9
1.4
1.2
1.0
22
22
3.5
3
20
33
15
47
2.6
2.3
1.8
1.5
1.2
1.0
0.82
0.72
0.56
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.5
2.0
68
100
150
220
330
470
680
1000
0.19
0.25
0.38
0.56
0.85
1.1
1.8
MECHANICAL SPECIFICATIONS
.600
15,24 Max.
NOTES:
XXX
1. Dimensions are shown in inches/millimeters
Unless otherwise specified, tolerance
= Inches: ±0.010
1
2
= Millimeters: ±0,30
2. Isat based on the inductance being 90% of its
initial value
.280
7,11 Max.
3. Irms based on temperature rise of 40°C
4. Tape & Reel Packaging, 400 pcs / reel.
5. Inductance tested at 0.1 Vrms @ 100 kHz
6. For non-RoHS parts replace DR prefix with
42- (e.g. DR331-9 becomes 42-331-9)
7. Terminal finish is compliant to RoHS
requirements. Solder in accordance with
J-STD-020C
SCHEMATIC
.730
18,54 Max.
.115
.110
2.79
2.92
.490
.100
2.54
12,45
SUGGESTED PAD LAYOUT
.500
12,70
DATATRONIC: 28151 Highway 74, Romoland, CA 92585 Tel: 951-928-7700 Toll Free Tel: 888-889-5391 Fax: 951-928-7701
Email: ddisales@datatronics.com
499 King’s Road, Hong Kong Tel: (852) 2562 3858, (852) 2564 8477 Fax: (852) 2565 7214, (852) 2563 1290
All specifications are subject to change without notice.