Document 232
DW3316 Coupled Inductors for xDSL
• Coupled inductor optimized for xDSL filtering applications
• Can be used as a common mode choke, 1:1 transformer
or in SEPIC applications
Core material Ferrite
Terminations RoHS compliant gold over nickel over phos bronze.
Other terminations available at additional cost.
Weight 1.13 – 1.34 g
Ambient temperature –40°C to +85°C
Storage temperature Component: –40°C to +85°C.
Packaging: –40°C to +80°C
Resistance to soldering heat Max three 40 second reflows at
+260°C, parts cooled to room temperature between cycles
Moisture Sensitivity Level (MSL) 1 (unlimited floor life at <30°C /
85% relative humidity)
Failures in Time (FIT) / Mean Time Between Failures (MTBF)
38 per billion hours / 26,315,789 hours, calculated per Telcordia SR-332
Packaging 750 per 13″ reel Plastic tape: 24 mm wide,
0.36 mm thick, 16 mm pocket spacing, 5.5 mm pocket depth
PCB washing Only pure water or alcohol recommended
Inductance2 DCR
SRF3
typ
1. When ordering, please specify termination and packaging codes:
±20%
(mH)
max
Isat4
DW3316-685MLD
Part number1
(Ohms)
(MHz)
(mA)
Termination: L = Gold over nickel over phos bronze terminations
Special order: T = RoHS tin-silver-copper (95.5/4/0.5) or
S = non-RoHS tin-lead (63/37).
DW3316-155ML_
DW3316-275ML_
DW3316-335ML_
DW3316-395ML_
DW3316-475ML_
1.5
2.7
3.3
3.9
4.7
10.8
18.0
20.0
23.0
26.0
1.70
1.25
1.10
0.968
0.850
300
230
180
160
160
Packaging: D = 13″ machine-ready reel. EIA-481 embossed plastic
tape (750 parts per full reel).
B = Less than full reel. In tape, but not machine ready.
To have a leader and trailer added ($25 charge), use
code letter C instead.
DW3316-685ML_
6.8
42.0
0.690
150
2. Inductance is per winding, tested at 10 kHz, 0.1 Vrms, 0 Adc using an
Agilent/HP 4263B LCR meter or equivalent.
Color
dot
1
2
4
3. SRF is measured using an Agilent/HP 8753D network analyzer.
4. DC current at which the inductance drops 10% (typ) from its value
without current.
5. Electrical specifications at 25°C.
Refer to Doc 362 “Soldering Surface Mount Components” before soldering.
1
2
4
3
0.290
7,37
0.400
10,16
0.100
2,54
3
max
Schematic
0.515
max
13,08
0.395
10,03
0.330
dia
8,38
0.185
4,70
0.200
5,08
max
0.115
2,92
0.110
2,79
0.100
2,54
Recommended
Land Pattern
0.490
12,45
inches
mm
Dimensions are in
Specifications subject to change without notice.
Please check our website for latest information.
Document232 Revised10/14/08
© Coilcraft, Inc. 2009