Accetek
A
1MS Series
Toroidal Storage Choke
FEATURES
Low leakage and minimal noise thanks to the toroidal core made of iron powder
Available for rated currents 0.5 A, 1 A, 3 A and 5 A
Operating Temperature range from -40°C to +105°C (Including Self-heating)
Custom design on request
B
PART NUMBER SYSTEM
1MS
❶
10
❷
-
101
❸
F
❹
❶
1MS
Series
Series Code
❷
05(0.5A)
30(3.0A)
IR Code
10(1.0A)
50(5.0A)
❸
e.g.
2R2
100
101
Full Load Inductance Code
Calculation
2.2μH
10×10
0
μH
= 10μH
10×10
1
μH
= 100μH
❹
RoHS Compliant
C
DRAWINGS AND DIMENSIONS
Drawing (mm)
A
B
Schematic
12.0 Typ
1.0 Min
1
2
C
D
Accetek Electronics (Shenzhen) Co., Ltd.
www.accetek.com
Ver.:1MS‐2012A
1
Accetek
D
SPECIFICATIONS
L0
1
Part Number
1MS05-470F
1MS05-680F
1MS05-101F
1MS05-151F
1MS05-221F
1MS05-331F
1MS05-471F
1MS10-330F
1MS10-470F
1MS10-680F
1MS10-101F
1MS10-151F
1MS10-221F
1MS10-331F
1MS10-471F
1MS10-681F
1MS10-102F
1MS30-220F
1MS30-330F
1MS30-470F
1MS30-680F
1MS30-101F
1MS30-221F
1MS30-301F
1MS30-471F
1MS30-681F
1MS50-8R0F
1MS50-220F
1MS50-330F
1MS50-470F
1MS50-680F
1MS50-101F
1MS50-151F
1MS50-221F
1.
2.
3.
4.
5.
μH
50
73
109
167
258
393
557
37
53
80
127
200
345
390
600
890
1619
34
49
75
92
157
346
630
727
1124
12
26
48
82
137
172
220
380
Tolerance
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
±20%
μH
47
68
100
150
220
330
470
33
47
68
100
150
220
330
470
680
1000
22
33
47
68
100
220
300
470
680
8
22
33
47
68
100
150
220
L
R2
Tolerance
±10%
min.
min.
min.
min.
min.
min.
min.
min.
min.
min.
min.
min.
min.
min.
min.
min.
min.
min.
min.
min.
min.
±20%
±20%
±20%
±20%
min.
min.
min.
min.
min.
±20%
±20%
±20%
DCR
3
Max.(Ω)
0.18
0.23
0.30
0.40
0.40
0.70
0.70
0.06
0.08
0.10
0.12
0.18
0.20
0.25
0.33
0.40
0.48
0.04
0.05
0.05
0.05
0.06
0.14
0.18
0.24
0.28
0.01
0.02
0.03
0.03
0.05
0.06
0.06
0.07
I
R4
Amp
0.5
0.5
0.5
0.5
0.5
0.5
0.5
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
A
ref
15.0
15.0
15.0
17.5
17.5
17.5
22.5
15.5
17.0
17.0
18.0
18.0
18.5
23.0
30.0
30.0
30.0
17.0
21.0
24.0
31.0
31.0
31.0
31.0
42.0
44.0
28.5
28.5
30.0
30.0
32.0
32.0
43.0
44.0
1MS Series
Toroidal Storage Choke
Dimensions(mm)
B
ref
8.0
8.0
8.0
8.0
8.0
8.0
12.0
8.5
9.5
9.5
9.0
9.0
9.5
12.5
14.0
14.0
14.5
11.0
9.5
13.0
13.5
15.0
15.0
15.0
15.0
18.5
14.5
14.5
12.0
12.0
15.5
15.5
15.0
15.5
C
ref
7.0
7.0
7.0
7.0
7.0
7.0
10.5
7.5
7.5
7.5
7.5
7.5
8.0
11.0
12.5
13.0
12.5
8.0
8.5
11.5
10.0
13.0
13.0
13.0
13.0
16.0
12.0
12.0
10.0
10.0
13.0
13.0
13.0
13.5
D
ref
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.8
0.8
0.8
0.8
0.7
0.7
0.7
0.7
0.7
1.2
1.2
1.0
1.0
1.0
1.0
1.1
1.0
L
0
measured @ 100KHz, 0.3V at 25°C temperature.
L
R
measured @ 100KHz, 0.3V with bias current of Ir.
DCR measured @ 25°C.
I
R
for an approximate 40°C rise from 25°C ambient temperature.
Specifications subject to change without notice please check our website for latest information.
Accetek Electronics (Shenzhen) Co., Ltd.
www.accetek.com
Ver.:1MS‐2012A
2
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