SD20-470-R COILTRONICS, SD20-470-R Datasheet - Page 4

• Manufacturer Part Number: SD20-470-R
• Description: POWER INDUCTOR, 47UH, 0.745A, 20%
• Manufacturer: COILTRONICS
• Series: SDr

Specifications of SD20-470-R

• Inductance Tolerance: ± 20%
• Dc Resistance Max: 0.465ohm
• Dc Current Rating: 0.745Arms
• Core Material: Ferrite
• Inductor Case Style: SMD
• No. Of Pins: 2
• Inductor Type: Power
• Inductance: 47µH
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Mechanical Diagrams
SD Series
Packaging Information
SD10 Series
SD12/14/18 Series
SD20/25 Series
Dimensions are in millimeters.
Ao=5.45mm
Bo=5.45mm
Ko=1.20mm
Ao=5.45mm
Bo=5.45mm
Ko=2.00mm
Ao=5.45mm
Bo=5.45mm
Ko=2.70mm
Part marking
(Note A)
identifier
Pin # 1
TOP VIEW
Series
SD10
SD12
SD14
SD18
SD20
SD25
SECTION A-A
SECTION A-A
SECTION A-A
Max
2
1
5.2
Ko
Ko
Ko
Max
5.2
a
1.45mm max
1.0mm max
1.2mm max
1.8mm max
2.0mm max
2.5mm max
Bo
Bo
B
Bo
B
(see chart below)
SIDE VIEW
HT
HT
Ao
Ao
A
Ao
A
2.00 ± 0.05
2.00 ± 0.05
4.00
4.00
2.00
2
8.0
8.0
8 0
± 0.05
4.00
BOTTOM VIEW
1
2
8.0
1.5 Dia.
+0.1/-0.0
1.5 Dia.
+0.1/-0.0
A) Part Marking: Line 1: (1st digit indicates the inductance value per part marking
1.5 Dia.
+0.1/-0.0
designator in chart above)
(2nd digit is a bi-weekly production date code)
(3rd digit is the last digit of the year produced)
Line 2: XX (indicates the product size code)
Direction of feed
Direction of feed
1.5 Typ.
Ref.
Direction of feed
A
A
A
A
2
2
1
1
1.5 Dia
1.5 Dia
min.
min.
A
A
2
1
1.0
1.5 Dia
1.75
1.75
min.
2 PAD LAYOUT
5.50
5.50
5.15
5.50
1.75
RECOMMENDED PCB LAYOUT
2.575
2
2.975
2
+/-0.3
+/-0.3
12.0
12.0
0
Low Profile, Shielded Inductors
+/-0.3
12.0
0
5.95
9
R2.250
ACTUAL SIZE
ACTUAL SIZE
4 PAD LAYOUT
SD12
SD20
5.950
Parts packaged on 13" Diameter reel,
3,800 parts per reel.
Parts packaged on 13" Diameter reel,
3,800 parts per reel.
Parts packaged on 13" Diameter reel,
2,900 parts per reel.
High Power Density,
ACTUAL SIZE
2.975
2
ACTUAL SIZE
2.975
SD18
SD10
R2.250
5.950
9
ACTUAL SIZE
ACTUAL SIZE
SD Series
SD14
SD25
SCHEMATIC
2
1