REF :
PROD.
NAME
SPECIFICATION FOR APPROVAL
SMD POWER INDUCTOR
ABC'S DWG NO.
ABC'S ITEM NO.
SQ3225□□□□3□-□□□
PAGE: 1
Ⅰ﹒MECHANICAL
DIMENSIONS：
A
1 0 0
Marking
Inductance code
B
A : 3.20±0.30
B : 2.50±0.30
C
C : 2.00±0.40
D : 1.30 typ.
E : 1.20 ref.
F : 1.20
ref.
G : 3.80 ref.
H : 2.80 ref.
G
I : 1.40
ref.
K : 1.00 ref.
H
m/m
m/m
m/m
m/m
m/m
m/m
m/m
m/m
m/m
m/m
F
E
D
E
I
K
I
（PCB
Pattern）
Ⅱ﹒SCHEMATIC
DIAGRAM：
a
Ⅲ﹒MATERIALS
LIST：
a﹒Core：Ferrite core
b﹒Wire：Enamelled copper wire (class F)
c﹒Terminal
：Ag/Ni/Sn
d﹒Remark：Products comply with RoHS'
requirements
Peak Temp：260℃ max.
Max time above 230℃
：50sec
max.
Max time above 200℃
：70sec
max.
Temperature
Rising Area
Preheat Area
150 ~ 200
℃
/ 60 ~ 120sec
Reflow Area
+2.0 ~ 4.0
℃
/ sec max.
b
c
Forced Cooling Area
-(1.0 ~ 5.0)
℃
/ sec max.
Peak Temperature:
260
℃
Ⅳ﹒GENERAL
SPECIFICATION：
a﹒Temp. rise
：20℃
max.
Temperature (
℃
)
250
+4.0
℃
/ sec max.
50sec max.
230
℃
b﹒Storage temp.：-40℃ ----+125℃
c﹒Operating temp.：-25℃----+105℃
d﹒Rated current (Irms)：
Current cause inductance drop within 10%
e﹒Resistance to solder heat：260℃.10 secs.
200
150
70sec max.
100
50
0
50
100
150
Time ( seconds )
200
250
AR-001A
SPECIFICATION FOR APPROVAL
REF :
PROD.
NAME
PAGE: 2
SMD POWER INDUCTOR
ABC'S DWG NO.
ABC'S ITEM NO.
SQ3225□□□□3□-□□□
Ⅴ﹒ELECTRICAL
CHARACTERISTICS
：
DWG No.
SQ32251R0M3□-□□□
SQ32252R2M3□-□□□
SQ32254R7M3□-□□□
SQ3225100K3□-□□□
SQ3225220K3□-□□□
SQ3225470K3□-□□□
SQ3225101K3□-□□□
SQ3225221K3□-□□□
SQ3225331K3□-□□□
SQ3225391K3□-□□□
SQ3225471K3□-□□□
SQ3225561K3□-□□□
Inductance
( µH )
1.0 ± 20%
2.2 ± 20%
4.7 ± 20%
10.0 ± 10%
22.0 ± 10%
47.0 ± 10%
100.0 ± 10%
220.0 ± 10%
330.0 ± 10%
390.0 ± 10%
470.0 ± 10%
560.0 ± 10%
Test Freq
( Hz )
L
1M
1M
1M
1M
1M
1M
1M
1M
1M
1M
1M
1K
SRF
(MHz)
min.
96.0
64.0
43.0
26.0
19.0
15.0
10.0
6.8
5.6
5.0
5.0
5.0
RDC
(
Ω
)
max.
0.117
0.169
0.260
0.572
0.923
1.690
4.550
10.900
13.000
22.100
24.700
28.600
IDC
(mA)
max.
800
600
450
300
250
170
100
70
60
60
60
60
1)．□：Packaging Information… A：Bulk B：Taping Reel
2)．"-
□□□
":Reference code
AR-001A
SPECIFICATION FOR APPROVAL
REF :
PROD.
NAME
PAGE: 3
SMD POWER INDUCTOR
ABC'S DWG NO.
ABC'S ITEM NO.
SQ3225□□□□3□-□□□
Ⅵ﹒PACKAGING
INFORMATION：
( 1 ) Configuration
T
Cover Tape
2.0±0.5
A
∮
C
∮
C
N
B
G
Embossed Carrier
※
Carrier Tape Width : D
P:4 m/m
4 m/m
End
Start
1 0 0
1 0 0
1 0 0
1 0 0
1 0 0
1 0 0
Leader
no component
200 m/m min.
1 0 0
Components
User direction of feed
Trailer
no component
400 m/m min.
( 2 ) Dimensions
STYLE
07 - 08
A
178
B
21±0.8
C
13
D
8
G
10 +0
N
50 -0
Unit:m/m
T
12.5
( 3 ) Q'TY & G.W. Per package
Inner: Reel
Series
SQ3225
Q'TY (PCS)
Outer : Carton
Style
07 - 08
Q'TY (PCS)
G.W. (gw)
220
G.W. (Kg)
15.0
Size (cm)
42 x 41 x 24
2,000
100,000
AR-001A
D
SPECIFICATION FOR APPROVAL
REF :
PROD.
NAME
PAGE: 4
SMD POWER INDUCTOR
ABC'S DWG NO.
ABC'S ITEM NO.
SQ3225□□□□3□-□□□
Ⅶ﹒DWGING
NUMBER EXPRESSION：
S
Q
3
2
2
5
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
Inner package
T.B.D.
T / R ( Reel package )
Inner package Q'TY
T.B.D.
2000
pcs
Remark
AR-001A
SPECIFICATION FOR APPROVAL
REF :
PROD.
NAME
PAGE: 5
SMD POWER INDUCTOR
ABC'S DWG NO.
ABC'S ITEM NO.
SQ3225□□□□3□-□□□
Ⅷ﹒RELIABILITY
TEST：
Test item
Specification
More than 90% of the
terminal electrode
Shall be covered
With fresh solder.
Test condition
Preheat : 150±25
℃
for 60 seconds
Solder : Sn96.5 / Ag3 / Cu0.5 or equivalent
Solder temp. : 235±5℃
Flux : Rosin
Dip time : 4±1 seconds
Solderability
Thermal shock test
( Temp. cycle )
Inductance shall
not change more
than ±10%
Room temp.
15 minutes
Room temp.
15 minutes
Total : 50 cycles
-25±2
℃
30 minutes
85±2
℃
30 minutes
Humidity
Resistance test
Temperature : 40±2℃
Humidity : 90 ~ 95%
Applied current : Per spec.
Time : 500 hours
High temp.
Resistance test
Temperature : 105±2℃
Applied current : Per spec.
Time : 500 hours
AR-001A
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