Description
• 125°C maximum total temperature operation
• Octagonal shape shielded drum core
• 2mm max height
• Inductance range from 1.2uH to 100uH
• Current range from 3.14 to 0.35 Amps
• Ferrite shielded, low EMI
• Ferrite core material
Applications
• Digital cameras, CD players, cellular phones, and PDAs
• PCMCIA cards
• GPS systems
Environmental Data
• Storage temperature range: -40°C to +125°C
• Operating ambient temperature range: -40°C to +125°C
• Solder reflow temperature: +260°C max. for 10 seconds
(1) Open Circuit Inductance Test Parameters: 100KHz, 0.25Vrms, 0.0Adc.
(2) RMS current for an approximate ∆T of 40°C without core loss. It is
(3) Peak current for approximate 30% roll off at 20°C.
SD52 Series
A) Part Marking: Line 1: (1st digit indicates the inductance value per part marking
Part Number
Mechanical Diagrams
SD52-1R2-R
SD52-2R2-R
SD52-3R5-R
SD52-4R7-R
SD52-6R8-R
SD52-100-R
SD52-150-R
SD52-220-R
SD52-270-R
SD52-330-R
SD52-470-R
SD52-680-R
SD52-101-R
SD52-151-R
(range is application specific).
max.
recommended that the temperature of the part not exceed 125°C.
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: 52 (indicates the product size code)
5.2 max
5.2 max
m
Inductance
Rated
TOP VIEW
(µH)
1.20
2.20
3.50
4.70
6.80
10.0
15.0
22.0
27.0
33.0
47.0
68.0
100
150
Pin #1 indicator
Part marking
(See note A)
OCL (1)
+/-20%
(µH)
1.20
2.20
3.50
4.70
6.80
10.0
15.0
22.0
27.0
33.0
47.0
68.0
100
150
±0.10
0.65
BOTTOM VIEW
Marking
SIDE VIEW
Part
G
M
O
A
B
C
D
E
F
H
K
N
J
L
1
2
2002/95/EC
RoHS
2.0 max
5.6 max
(4) DCR limits @ 20°C.
5) Applied Volt-Time product (V-uS) across the inductor at 100kHz necessary to
m
m
Packaging
• Supplied in tape and reel packaging, 3500 per reel
Amperes
generate a core loss equal to 10% of the total losses for 40°C temperature rise.
Irms (2)
2.33
1.98
1.73
1.63
1.39
1.11
0.97
0.86
0.73
0.70
0.58
0.47
0.39
0.31
RECOMMENDED PCB LAYOUT
2 plcs
2.0
Low Profile, Shielded Inductors
Amperes
Isat (3)
2 plcs
3.14
2.30
1.82
1.64
1.28
1.11
0.88
0.73
0.65
0.61
0.50
0.42
0.35
0.28
1.3
6.0
High Power Density,
DCR (4)
0.0279
0.0385
0.0503
0.0568
0.0777
0.1215
0.1618
0.2042
0.2864
0.3074
0.4465
0.6829
1.0000
1.6100
Typ.
(Ω)
SCHEMATIC
1
2
SD52 Series
u-sec
11.21
13.37
17.00
Typ.
1.49
2.03
2.57
2.84
3.65
4.19
5.27
6.35
7.16
7.70
9.32
Volt