SMD type power inductors where by the electrode is attached to the ferrite core directly.
CDH53
Max. 6.0
DIMENSIONS (mm)
LAND PATTERNS (mm)
CONSTRUCTION
Max. 3.2
2.2
0.2
1.8
Max. 5.4
1.0
2.9
Solder Resist
* In order to prevent short-circuiingt, a solder resist is recommended.
( 2.2µH - 220µH )
CDH63
Max. 6.2
DIMENSIONS (mm)
LAND PATTERNS (mm)
2.5
6.0
CONSTRUCTION
Max. 2.9
1.7
1.7
2.1
Max. 6.5
1.0
4.1
Solder Resist
( 1.5µH - 180µH )
* In order to prevent short-circuiingt, a solder resist is recommended.
CDH73
Max. 7.3
DIMENSIONS (mm)
LAND PATTERNS (mm)
3.6
7.0
CONSTRUCTION
Max. 3.3
0.2
2.0
1.5
2.4
Max. 8.0
5.8
7.6
Solder Resist
( 10µH - 220µH )
* In order to prevent short-circuiingt, a solder resist is recommended.
76
5.4
8.4
POWER INDUCTORS
<
SMD TYPE : CDH Series
>
TYPE : CDH53, CDH63, CDH73
CDH53
Parts
No.
L
(H)
D.C.R.(Ω) : Max.(Typ.)
Rated Current (A)
*1
D.C.R.(Ω) : Max.(Typ.)
35m(27.5m)
51m(41m)
66m(51m)
88m(68m)
2.03
1.88
70m(56m)
92m(73m)
96m(74m)
1.68
105m(84m)
136m(109m)
144m(115m)
184m(147m)
160m(130m)
180m(140m)
250m(200m)
280m(210m)
390m(300m)
420m(320m)
490m(380m)
550m(430m)
770m(590m)
870m(670m)
1.21(960m)
1.34( 1.07)
1.57( 1.25)
1.80( 1.44)
2.40( 1.92)
2.66( 2.13)
3.73( 2.99)
1.23
1.12
1.00
880m
800m
720m
670m
640m
530m
500m
450m
390m
370m
340m
310m
300m
260m
209m(167m)
239m(191m)
275m(220m)
380m(300m)
450m(360m)
580m(460m)
660m(530m)
780m(620m)
1.00(800m)
1.13(900m)
1.48(1.18)
1.60(1.33)
1.81(1.51)
2.40(2.00)
3.24(2.70)
3.60(3.00)
2.20
2.00
1.80
1.60
1.50
1.28
1.20
1.15
1.10
940m
750m
750m
680m
640m
590m
530m
480m
440m
390m
370m
310m
290m
1.70
1.40
1.30
1.15
1.05
1.00
930m
850m
760m
730m
700m
610m
560m
490m
460m
400m
370m
350m
310m
280m
240m
220m
1.80
1.65
1.55
1.35
1.30
1.20
1.10
1.00
780m
750m
700m
630m
590m
530m
480m
420m
390m
360m
340m
300m
230m
210m
77m(59m)
92m(71m)
110m(87m)
130m(100m)
180m(140m)
210m(160m)
240m(190m)
280m(210m)
350m(270m)
400m(310m)
510m(390m)
600m(460m)
700m(540m)
890m(690m)
1.04(800m)
1.22(940m)
1.63(1.30)
1.20
1.05
1.00
900m
810m
750m
660m
590m
560m
510m
470m
410m
370m
350m
310m
280m
260m
CDH63
DC superposition
Permission
Current (A)
*A
20
°c
100
°c
2.30
2.00
3.20
2.60
Temperature
Rise Current
(A)
*B
2.55
2.30
CDH73
D.C.R.(Ω) : Max.(Typ.)
Rated Current (A)
*1
1R5
2R0
2R2
3R3
3R9
4R7
5R6
6R8
8R2
100
120
150
180
220
270
330
390
470
560
680
820
101
121
151
181
221
1.5µ
2.0µ
2.2µ
3.3µ
3.9µ
4.7µ
5.6µ
6.8µ
8.2µ
10µ
12µ
15µ
18µ
22µ
27µ
33µ
39µ
47µ
56µ
68µ
82µ
100µ
120µ
150µ
180µ
220µ
Measuring Freq. (L)
CDH53
2.2µH – 4.7µH (7.96MHz), 10µH – 220µH (1kHz)
CDH63
100kHz
CDH73
1kHz
Tolerance of Inductance
CDH53
2.2µH – 4.7µH
±
20% (M), 10µH – 12µH
±
15% (L), 15µH – 56µH
±
10% (K), 68µH – 220µH
±
5% (J)
CDH63
1.5µH – 39µH
±
20% (M), 47µH – 180µH
±
10%(K)
CDH73
10µH – 12µH
±
20% (M), 15µH – 27µH
±
15% (L), 33µH – 220µH
±
10% (K)
Rated Current
*1 It is either the inductance is 10% lower than its initial value in D.C. saturation characteristics or temperature raise becomes
∆T=40
°
C (Ta=20
°
C), whichever is lower.
Other
*A DC Superposition Permission Current : This indicates the value of current when the inductance is 10% lower than its initial value at D.C. superposition.
*B Temperature Rise Current : The current when temperature of coil increases up to Max.∆T=40
°
c. (Ta=20
°
C)
About Lead-free products
・Lead-free
products are now available for sale
・To
order a lead-free product, please add " NP " after the product type
e.g.
Ordering code of lead product : Type name-△△△○×
Ordering code of lead-free product : Type name NP
△△△○×
Ordering Code
CDH53 -
: Parts No.
: Tolerance of inductance
J (5%)
K (10%)
L (15%)
M (20%)
: Packing
C (Carrier tape)
B (Box)
77
POWER INDUCTORS
<
SMD TYPE : CDH Series
>
CDH74
Max. 7.3
DIMENSIONS (mm)
Max. 5.2
0.2
LAND PATTERNS (mm)
2.4
1.5
CONSTRUCTION
2.0
Max. 8.0
5.8
7.6
Solder Resist
( 10µH - 470µH )
* In order to prevent short-circuiingt, a solder resist is recommended.
CDH113
Max. 11.2
DIMENSIONS (mm)
Max. 3.7
0.3
4.0
2.4
LAND PATTERNS (mm)
4.4
5.4
8.4
CONSTRUCTION
Max.11.2
7.5
11.0
Solder Resist
* In order to prevent short-circuiingt, a solder resist is recommended.
( 10µH - 470µH )
CDH115
Max. 11.2
DIMENSIONS (mm)
LAND PATTERNS (mm)
4.4
2.4
7.0
11.8
CONSTRUCTION
Max. 5.2
0.3
4.0
Max.11.2
11.0
7.5
Solder Resist
* In order to prevent short-circuiingt, a solder resist is recommended.
( 10µH - 470µH )
78
7.0
11.8
POWER INDUCTORS
<
SMD TYPE : CDH Series
>
TYPE : CDH74, CDH113, CDH115
Parts No.
100
120
150
180
220
270
330
390
470
560
680
820
101
121
151
181
221
271
331
391
471
L (H)
10µ
12µ
15µ
18µ
22µ
27µ
33µ
39µ
47µ
56µ
68µ
82µ
100µ
120µ
150µ
180µ
220µ
270µ
330µ
390µ
470µ
CDH74
D.C.R.(Ω) : Max.(Typ.)
56m(43m)
65m(50m)
83m(64m)
94m(72m)
130m(100m)
160m(120m)
170m(130m)
210m(160m)
230m(180m)
260m(200m)
350m(270m)
480m(370m)
550m(420m)
620m(480m)
720m(550m)
820m(630m)
1.08(830m)
1.38(1.10)
1.55(1.24)
2.09(1.67)
2.39(1.91)
Rated Current (A)
*1
2.75
2.45
2.10
1.95
1.70
1.55
1.45
1.30
1.20
1.15
1.00
920m
810m
730m
710m
660m
550m
480m
400m
380m
330m
47m(36m)
56m(43m)
72m(56m)
78m(60m)
98m(75m)
110m(87m)
150m(110m)
170m(130m)
220m(170m)
240m(190m)
280m(210m)
380m(290m)
430m(330m)
490m(380m)
610m(470m)
750m(580m)
900m(690m)
1.13(870m)
1.28(1.02)
1.60(1.28)
1.88(1.50)
CDH113
D.C.R.(Ω) : Max.(Typ.)
Rated Current (A)
*1
2.00
1.80
1.55
1.45
1.25
1.16
1.05
970m
910m
800m
760m
660m
610m
560m
490m
450m
430m
370m
340m
310m
290m
28m(22m)
33m(25m)
39m(30m)
49m(38m)
60m(46m)
70m(54m)
82m(63m)
110m(85m)
130m(100m)
140m(110m)
160m(120m)
210m(160m)
260m(200m)
290m(220m)
400m(310m)
450m(350m)
530m(400m)
730m(560m)
840m(650m)
1.10(840m)
1.24(960m)
CDH115
D.C.R.(Ω) : Max.(Typ.)
Rated Current (A)
*1
3.00
2.80
2.50
2.25
2.10
1.84
1.68
1.52
1.36
1.28
1.20
1.04
960m
880m
760m
720m
660m
590m
530m
480m
450m
Measuring Freq. (L)
CDH74
CDH113
CDH115
CDH74
CDH113
CDH115
1kHz
1kHz
1kHz
10µH – 22µH
±
15% (L), 27µH – 68µH
±
10% (K), 82µH – 470µH
±
5% (J)
10µH – 22µH
±
20% (M), 27µH – 47µH
±
15% (L), 56µH – 470µH
±
10% (K)
10µH – 15µH
±
20% (M), 18µH – 33µH
±
15% (L), 39µH – 470µH
±
10% (K)
Tolerance of Inductance
Rated Current
*1 It is either the inductance is 10% lower than its initial value in D.C. saturation characteristics or temperature raise becomes
∆T=40
°
C (Ta=20
°
C), whichever is lower.
About Lead-free products
・Lead-free
products are now available for sale
・To
order a lead-free product, please add " NP " after the product type
主题：自备终端(BYOD)发展趋势;用员工自己的移动设备来控制对工作设施及设备的使用，会对信息安全产生怎样的影响;在不使公司有安全风险或不损害员工隐私的前提下，有哪些方式能安全地实现这样的设施及设备使用。 自备终端(Bring Your Own Device，简称BYOD)，即企业允许员工离职时保留自己的手机，这种做法正日益流行。如今智能手机功能也越来越多，我们不仅能用自己的手机访问电脑、网...[详细]
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