SMD SERIES
WIRE WOUND SMD CHIP INDUCTORS
Applications :
．DSC,
DVC , PDA products.
．PCs.hard
disk drives and computer peripherals.
．Telecommunications
devices.
．TV
circuits.
．Test
equipment.
Shape and Dimensions (Dimensions are in mm) :
Item
A
B
2.0±0.2
2.5±0.2
C
1.8±0.2
2.2±0.2
E
1.4±0.1
1.9±0.1
F
0.4±0.1
0.5±0.1
G
1.4
1.6
Item
SMD2520V(P)
SMD3225V(P)
H
1.5
2.0
I
1.0
1.0
J
1.5
2.0
SMD2520V(P) 2.5±0.2
SMD3225V(P) 3.2±0.2
Features :
．Wire
wound SMD inductors .
．Highly
accurate dimensions and reliable performance.
．SMD2520V/
3225V are high Q-characteristic
achieved in the miniature winding construction.
．SMD2520VP
/ 3225VP / 3225VH are low Rdc
higher current for the power supply line applications.
．Excellent
heat durability that withstands lead-free
compatible reflow soldering conditions.
Product identification :
SMD
(1)
3225
(2)
V
P
-
100 K
(5) (6)
(3) (4)
(1) Type :
Surface Mount Devices.
(2) Style :
L=3.2
mm
W=2.5mm Ht=2.2mm.
(3) "V" :
Vertical
Structure.
(4)
“P”
: For
Power
Line.
“H”:
High
current.
(5) Inductance :
100
for
10
uH.
(6) Inductance tolerance:
J:±5%; K:±10%; M:±20%.
Characteristics :
．Rated
Current : It is either the inductance is 20% lower is
than its initial value in DC saturation characteristics or
temperature rise becomes
△
T=20℃(Ta=20℃) whichever
lower.
．Operating
temperature : -40℃ to 105℃
(Including self-temperature rise).
Lasting. Leaning. Leading
Test equipments :
．Inductance
measured at 0Adc on HP 4284A LCR
meter or equivalent.
．DCR
measured on Chroma 16502 micro-Ωmeter
or equivalent.
．Electrical
specifications at 25℃.
3L Electronic Corp.
6.1
Web : http://www.3lcoil.com
Typical performance curves :
101
680
150
8R2
2R2
l
SMD 2520VP series
Inductance
(uH)
SMD2520VP -1R0
□
SMD2520VP -1R5
□
SMD2520VP -2R2
□
SMD2520VP -3R3
□
SMD2520VP -4R7
□
SMD2520VP -6R8
□
SMD2520VP -100
□
SMD2520VP -150
□
SMD2520VP -220
□
SMD2520VP -330
□
SMD2520VP -470
□
1.0
1.5
2.2
3.3
4.7
6.8
10
15
22
33
47
Q
Ref.
20
20
20
20
20
20
30
30
30
30
30
Part No.
Tolerance
M,K
M,K
M,K
M,K
M,K
K,J
K,J
K,J
K,J
K,J
K,J
Test
Freq.
MHz
7.96
7.96
7.96
7.96
7.96
7.96
2.52
2.52
2.52
2.52
2.52
SRF
(MHz)
Min.
130
95
75
60
50
40
33
28
23
18
15
DCR
(Ω)
Max.
0.30
0.38
0.44
0.57
0.68
0.89
1.1
1.7
2.5
3.8
5.4
Rated
Current
(mA) Max.
480
435
390
340
310
295
220
180
160
130
100
Typical performance curves :
Lasting. Leaning. Leading
3L Electronic Corp.
6.3
Web : http://www.3lcoil.com
l
SMD 3225V series
Test
Freq.
MHz
0.796
0.796
Part No.
SMD3225V -181
□
SMD3225V -221
□
Inductance
(uH)
180
220
Q
Min.
20
20
Tolerance
K,J
K,J
SRF
( MHz )
Min.
7
7
DCR
(
Ω
)
Max.
17
21
Rated
Current
(mA) Max.
60
50
Typical performance curves :
221
121
680
330
180
Lasting. Leaning. Leading
3L Electronic Corp.
6.5
Web : http://www.3lcoil.com
stm32/stm8
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