76
77
POWER INDUCTORS
< SMDTYPE:CDHSeries>
SMD TYPE
CDH Series
OUTLINE
SMD type power inductors where by the electrode is attached to the ferrite core directly.
CDH73
( 10
H - 220H )
DIMENSIONS (mm)
CONSTRUCTION
LAND PATTERNS (mm)
* In order to prevent short-circuiingt, a solder resist is recommended.
CDH53
( 2.2
H - 220H )
DIMENSIONS (mm)
CONSTRUCTION
LAND PATTERNS (mm)
* In order to prevent short-circuiingt, a solder resist is recommended.
CDH63
( 1.5
H - 180H )
DIMENSIONS (mm)
CONSTRUCTION
LAND PATTERNS (mm)
8.4
1.5
2.4
5.4
Solder Resist
7.6
5.8
Max.
8.0
0.2
2.0
Max. 3.3
Max. 7.3
2.5
2.2
6.0
Solder Resist
1.0
2.9
1.8
Max. 3.2
0.2
Max.
5.4
Max. 6.0
1.0
4.1
1.7
Max. 2.9
Max.
6.5
Max. 6.2
7.0
3.6
2.1
1.7
POWER INDUCTORS
< SMDTYPE:CDHSeries>
CDH53
CDH63
CDH73
2.2
H – 4.7H (7.96MHz), 10H – 220H (1kHz)
100kHz
1kHz
Measuring Freq. (L)
CDH53
CDH63
CDH73
2.2
H – 4.7H ± 20% (M), 10H – 12H ± 15% (L), 15H – 56H ± 10% (K), 68H – 220H ± 5% (J)
1.5
H – 39H ± 20% (M), 47H – 180H ± 10%(K)
10
H – 12H ± 20% (M), 15H – 27H ± 15% (L), 33H – 220H ± 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.
TYPE : CDH53, CDH63, CDH73
Parts
No.
L
(H)
CDH73
CDH63
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
1.5
2.0
2.2
3.3
3.9
4.7
5.6
6.8
8.2
10
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
Rated Current (A) *1
D.C.R.(
) : Max.(Typ.)
D.C.R.(
) : Max.(Typ.)
Rated Current (A) *1
D.C.R.(
) : Max.(Typ.)
CDH53
2.03
1.88
1.68
1.23
1.12
1.00
880m
800m
720m
670m
640m
530m
500m
450m
390m
370m
340m
310m
300m
260m
66m(51m)
88m(68m)
96m(74m)
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)
2.55
2.30
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
35m(27.5m)
51m(41m)
70m(56m)
92m(73m)
105m(84m)
136m(109m)
144m(115m)
184m(147m)
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)
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
3.20
2.60
2.20
2.00
1.80
1.60
1.50
1.28
1.20
1.15
1.10
940m
750m
680m
640m
590m
530m
480m
440m
390m
370m
310m
290m
2.30
2.00
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
DC superposition
Permission
Current (A) *A
20
°c
100
°c
Temperature
Rise Current
(A) *B
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)