SPECIFICATION FOR APPROVAL
REF :20080804-A
PROD.
NAME
PAGE: 1
ABC'S DWG NO.
ABC'S ITEM NO.
SU4018□□□□L□-□□□
SHIELDED SMD
POWER INDUCTOR
Ⅰ﹒CONFIGURATION
& DIMENSIONS：
A : 4.30±0.20
B : 4.50±0.20
B
m/m
m/m
m/m
m/m
m/m
m/m
m/m
m/m
m/m
m/m
C : 1.80±0.30
D : 1.50 typ
E : 0.50 typ
F : 3.30 typ
G : 1.70 ref
H : 5.30 ref
I : 1.00 ref
J : 3.30 ref
100
Ⅱ﹒SCHEMATIC
DIAGRAM：
( PCB Pattern suggestion )
I
a
c
b
d
Ⅲ﹒MATERIALS：
a﹒Core：Ferrite DR core
b﹒Core：Ferrite RI core
c﹒Wire
：Enamelled
copper wire (class F & H)
d﹒Adhesive
：Epoxy
resin
e﹒Terminal：Ag/Ni/Sn
f﹒Remark：Products comply with RoHS'
requirements
250
Temperature (
℃
)
e
Peak Temp：260℃ max.
Max time above 230℃
：50sec
max.
Max time above 200℃
：70sec
max.
Temperature
Rising Area
+4.0
℃
/ sec max.
Preheat Area
150 ~ 200
℃
/ 60 ~ 120sec
Reflow Area
+2.0 ~ 4.0
℃
/ sec max.
Forced Cooling Area
-(1.0 ~ 5.0)
℃
/ sec max.
Peak Temperature:
260
℃
230
℃
Ⅳ﹒GENERAL
SPECIFICATION：
a﹒Temp. rise
：30℃
typ.
b﹒Rated current：
Base on temp. rise &
△
L / L0A=35% typ.
c﹒Storage temp.：-40℃ ----+125℃
d﹒Operating temp.：-40℃----+105℃
e﹒Resistance to solder heat：260℃.10 secs.
AR-001A
50sec max.
200
150
70sec max.
100
50
0
50
100
150
Time ( seconds )
200
250
SPECIFICATION FOR APPROVAL
REF :
20080804-A
PAGE: 2
ABC'S DWG NO.
ABC'S ITEM NO.
SU4018□□□□L□-□□□
PROD.
NAME
SHIELDED SMD
POWER INDUCTOR
Ⅴ﹒
ELECTRICAL CHARACTERISTICS：
DWG No.
SU40181R2YL□-□□□
SU40183R0YL□-□□□
SU40184R7YL□-□□□
SU40186R8YL□-□□□
SU4018100YL□-□□□
SU4018150YL□-□□□
SU4018220YL□-□□□
SU4018330YL□-□□□
SU4018470YL□-□□□
SU4018680YL□-□□□
SU4018101YL□-□□□
1)﹒
Inductance
(
μH
)
1.20
3.00
4.70
6.80
10.00
15.00
22.00
33.00
47.00
68.00
100.0
±30%
±30%
±30%
±30%
±30%
±30%
±30%
±30%
±30%
±30%
±30%
Q
ref.
10
10
10
10
20
24
26
22
24
22
60
Test Freq.
RDC
SRF
( Hz )
( mΩ )
( MHz )
typ. max.
typ.
L
Q
100 K 7.96 M
30
40
120
100 K 7.96 M
45
60
80
58
78
60
100 K 7.96 M
80 105
45
100 K 7.96 M
30
100 K 2.52 M 117 160
26
100 K 2.52 M 175 240
20
100 K 2.52 M 255 350
18
100 K 2.52 M 310 400
14
100 K 2.52 M 510 660
10
100 K 2.52 M 750 980
796 K 1170 1500
100 K
6
B
：Taping
Reel
Irms
( mA )
typ.
2700
2050
1800
1500
1200
900
800
650
550
480
320
Isat
( mA )
typ.
2200
1500
1300
1050
800
600
500
450
400
330
255
2)﹒."-
":Reference code
3)﹒Inductance Test Freq.：100KHz / 0.1V
4)﹒Isat base on
△L
/ L0A=35% typ.
5)﹒Irms base on Temp. rise 30℃ typ.
10 2
7
5
3
2
10 1
7
5
3
2
10 0
7
5
3
2
10 -1
10 -2
□□□
：Packaging
Information... A
：Bulk
@ Inductance VS. DC Current Curve
101
Inductance（uH）
100
1R0
2
3
5 7 10 -1
2
3
5 7 10 0
2
3
5 7 10 1
DC Current (A)
AR-001A
SPECIFICATION FOR APPROVAL
REF :
20080804-A
PROD.
NAME
PAGE: 3
ABC'S DWG NO.
ABC'S ITEM NO.
SU4018□□□□L□-□□□
SHIELDED SMD
POWER INDUCTOR
Ⅵ﹒PACKAGING
INFORMATION：
( 1 ) Configuration
T
Cover tape
2.0±0.5
A
B
N
∮
C
∮
C
G
D
Embossed carrier
※
Carrier tape width : D
P:8 m/m
End
4 m/m
Stary
100
100
100
100
Leadr
no component
200 m/m min.
Components
User direction of feed
Trailer
no component
400 m/m min.
( 2 ) Dimensions
Style
07 - 12
A
178
B
21±0.8
C
13
D
12
G
14 +0
N
50 -0
Unit:m/m
T
16.5
( 3 ) Q'TY & G.W. Per package
Inner : Reel
Series
Q'TY (pcs)
G.W. (gw)
Style
Q'TY (pcs)
G.W. (Kg)
Size (cm)
Outer : Carton
SU4018
1,000
180
07 - 12
40,000
8.00
42 x 41 x 24
AR-001A
SPECIFICATION FOR APPROVAL
REF :
20080804-A
PAGE: 4
ABC'S DWG NO.
ABC'S ITEM NO.
SU4018□□□□L□-□□□
PROD.
NAME
SHIELDED SMD
POWER INDUCTOR
Ⅶ﹒DWGING
NUMBER EXPRESSION：
S
U
4
0
1
8
Reference code
Appendix code 2 : Package
Appendix code 1 : Classification
Tolerance code
Electrical code
Dimension code
Type code
Appendix code 1：Product Classification
L：Lead Free Standard products comply with RoHS' requirements
1 ~ 9：Lead Free Special products comply with RoHS' requirements
Appendix code 2：Package Information
Code
A
B
T.B.D.
T / R ( Reel package )
Inner package
Inner package Q'TY
T.B.D.
1,000
pcs
Remark
AR-001A
SPECIFICATION FOR APPROVAL
REF :
20080804-A
PAGE: 5
ABC'S DWG NO.
ABC'S ITEM NO.
SU4018□□□□L□-□□□
PROD.
NAME
SHIELDED SMD
POWER INDUCTOR
Ⅷ﹒RELIABILITY
TEST：
Test item
Specification
Test condition
Preheat : 155
℃
/ 4 hours.
Solder : Sn96.5 / Ag3 / Cu0.5 or equivalent
Solder temp. : 235±5℃
Flux : Rosin
Dip time : 5±0.5 seconds
Solderability
More than 95% of the
terminal electrode
Shall be covered
With fresh solder.
Thermal shock test
( Temp. cycle )
Electrical oharacteristics shall
not change more
than
±20%
Room temp.
15 minutes
Room temp.
15 minutes
Total : 50 cycles
-40
℃
30 minutes
+105
℃
30 minutes
Humidity test
Temperature : 40±2℃
Humidity : 90±5%
Time : 1000 hours
High temp.
Resistance test
Temperature : 105±5℃
Applied current : Per spec.
Time : 96 hours
AR-001A
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