POWER INDUCTORS
<
SMD TYPE : Small size inductors
>
SMD TYPE
Small size Inductors
OUTLINE
This is low profile type of power inductor for portable equipment.
It is suitable for a DC/DC converter power supply with height restrictions.
CDH2D09/S
CDH2D09
Max. 2.55
DIMENSIONS (mm)
LAND PATTERNS (mm)
CONSTRUCTION
Max.1.0
Max. 2.5 (0.2)
2.35
0.5
2.8
0.4 1.2
0.7
0.8
LAND PATTERNS (mm)
( 1.0µH - 10µH )
CDH2D09B
Max. 3.0
DIMENSIONS (mm)
CONSTRUCTION
Max.1.0
0.6
1.7
1.5
1.0
1.2
Max. 2.8
( 2.4µH - 22µH )
*
"/S" indicates Dropping Impact Reinforced type inductors. All except for these are normal type inductors.
28
1.0
POWER INDUCTORS < SMD TYPE : Small size inductors >
TYPE : CDH2D09/S : CDH2D09, CDH2D09B
CDH2D09/S : CDH2D09
Parts No.
L (H)
D.C.R.(Ω) :
Max.
110m
140m
195m
215m
240m
380m
Saturation
Current(A)
*B
20
°c
880m
760m
560m
540m
450m
380m
105
°c
610m
520m
410m
370m
340m
300m
Temperature
Rise Current
(A)
*C
1.00
870m
780m
730m
700m
630m
150m
218m
320m
455m
830m
340m
280m
250m
210m
470m
360m
470m
765m
1.05
480m
380m
310m
470m
390m
340m
850m
700m
600m
1.06
850m
640m
128m
1.00
1.18
D.C.R.(Ω) :
Max.
CDH2D09B
Saturation
Current(A)
*A
Temperature
Rise Current
(A)
*C
1R0
1R5
2R4
2R7
3R3
4R7
6R4
6R8
100
150
220
1.0µ
1.5µ
2.4µ
2.7µ
3.3µ
4.7µ
6.4µ
6.8µ
10µ
15µ
22µ
Measuring Freq. (L)
CDH2D09/S : CDH2D09
100kHz
100kHz
CDH2D09B
Tolerance of Inductance
CDH2D09/S : CDH2D09
1.0µH – 10µH
±
20% (M)
2.4µH – 22µH
±
20% (M)
CDH2D09B
Other
*A Saturation Current : This indicates the value of D.C. current when the inductance decreases to 70% of it's nominal value.
*B Saturation Current : This indicates the value of D.C. current when the inductance decreases to 75% of it's nominal value.
*C Temperature Rise Current : The value of D.C. current when the temperature rise is
∆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
CDH2D09/S -
: Parts No.
: Tolerance of inductance
M (20%)
: Packing
C (Carrier tape)
B (Box)
29
POWER INDUCTORS < SMD TYPE : Small size inductors >
CDH28D09/S
NEW
Max. 3.0
Max. 2.7
(1.7)
DIMENSIONS (mm)
LAND PATTERNS (mm)
CONSTRUCTION
Max. 1.0
(1.0)
1.4
Max. 3.7
Max. 3.0
( 1.3µH - 15µH )
2.4
PROVISIONAL
0.9
0.8
0.8
CDH28D11/S
NEW
Max. 3.0
Max. 2.7
(1.7)
DIMENSIONS (mm)
LAND PATTERNS (mm)
2.7
CONSTRUCTION
Max. 1.2
(1.0)
1.4
Max. 3.7
Max. 3.0
( 1.7µH - 15µH )
2.4
PROVISIONAL
0.9
0.8
0.8
CDH38D09/S
NEW
Max. 4.0
DIMENSIONS (mm)
LAND PATTERNS (mm)
2.7
CONSTRUCTION
Max.1.0
1.2
1.4
4.2
1.0
Max. 4.0
2.8
( 2.7µH - 27µH )
PROVISIONAL
1.8
CDH38D09
NEW
Max. 4.0
DIMENSIONS (mm)
LAND PATTERNS (mm)
3.0
CONSTRUCTION
Max.1.0
1.2
1.3
4.2
1.0
Max. 4.0
2.8
( 1.2µH - 22µH )
PROVISIONAL
*
"/S" indicates Dropping Impact Reinforced type inductors. All except for these are normal type inductors.
30
3.0
POWER INDUCTORS < SMD TYPE : Small size inductors >
TYPE : CDH28D09/S, CDH28D11/S, CDH38D09/S, CDH38D09
CDH28D09/S
Parts
No.
1R2
1R3
1R5
1R7
2R2
2R7
3R0
3R3
3R6
4R7
5R2
5R8
6R2
6R8
7R0
8R0
8R2
100
120
150
180
220
270
L
(H)
1.2µ
1.3µ
1.5µ
1.7µ
2.2µ 144m(115m)
2.7µ
3.0µ 175m(140m)
3.3µ
3.6µ
4.7µ 269m(215m)
5.2µ
5.8µ
6.2µ 369m(295m)
6.8µ
7.0µ
8.0µ
8.2µ
10µ 525m(420m)
12µ
15µ 881m(705m)
18µ
22µ
27µ
350m
350m
654m(523m)
430m
360m
430m
520m
431m(345m)
530m
480m
444m(370m)
516m(430m)
696m(580m)
852m(710m)
1.03(860m)
1.18(980m)
660m
600m
550m
480m
440m
400m
830m
700m
620m
560m
540m
490m
1.14(910m)
500m 400m
450m
870m(690m) 600m 500m
550m
530m
630m
294m(235m)
650m
580m
309.6m(258m)
330m(275m)
780m
750m
950m
920m
500m(400m) 800m 650m
580m(470m) 700m 600m
750m
700m
390m(310m) 900m 720m
850m
620m
720m
238m(190m)
750m
680m
780m
920m
163m(130m)
930m
820m
138m(115m)
156m(130m)
201.6m(168m)
255.6m(188m)
264m(220m)
1.18
1.08
1.00
950m
900m
1.52
1.32
1.22
1.15
1.08
300m(240m)
1.10
850m
950m
240m(190m)
1.25
1.00
1.00
900m
1.05
96m(77m)
123m(98m)
1.30
1.15
1.20
1.05
120m(100m)
1.30
1.64
190m(150m)
210m(170m)
1.50
1.35
1.25
1.15
1.15
1.10
100m(80m)
1.10
1.30
160m(130m)
1.70
1.40
1.25
D.C.R.(Ω) :
Max.(Typ.)
Saturation Temperature
Current(A)
*A
Rise Current
(A)
*D
D.C.R.(Ω) :
Max.
CDH28D11/S
Saturation Temperature
Current(A)
*A
Rise Current
(A)
*D
D.C.R.(Ω) :
Max.
CDH38D09/S
Saturation Temperature
Current(A)
*A
Rise Current
(A)
*D
D.C.R.(Ω) :
Max.
140m(110m)
CDH38D09
Saturation Temperature
Current(A)
*B
Rise Current
(A)
*D
20
°c
105
°c
1.90
1.60
1.35
Measuring Freq. (L)
CDH28D09/S
CDH28D11/S
CDH38D09/S
CDH38D09
100kHz
100kHz
100kHz
100kHz
Tolerance of Inductance
1.3µH – 15µH
±
20% (M)
CDH28D09/S
1.7µH – 15µH
±
20% (M)
CDH28D11/S
2.7µH – 27µH
±
20% (M)
CDH38D09/S
1.2µH – 22µH
±
20% (M)
CDH38D09
Other
*A
*B
*C
*D
Saturation Current : This indicates the value of D.C. current when the inductance decreases to 70% of it's nominal value.
Saturation Current : This indicates the value of D.C. current when the inductance decreases to 65% of it's nominal value.
Saturation Current : This indicates the value of D.C. current when the inductance decreases to 90% of it's nominal value.
Temperature Rise Current : The value of D.C. current when the temperature rise is
∆t＝40
°
C. (Ta=20
°
C)
About CDH28D09/S, CDH28D11/S, CDH38D09/S, CDH38D09
*This specification might be changed without notice due to under developing and improving.
Please contact us for our mass production schedule.Thank you for your understanding.
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
CDH28D09/S -
: Parts No.
: Tolerance of inductance
M (20%)
: Packing
C (Carrier tape)
B (Box)
31
POWER INDUCTORS < SMD TYPE : Small size inductors >
CDH38D11B
NEW
0.
9
M
ax
.
DIMENSIONS (mm)
LAND PATTERNS (mm)
CONSTRUCTION
Max. 1.2
Max. 4.2
Max. 2.8
4.2
2.4
Max. 4.0
Max. 1.1
( 1.5µH - 10µH )
PROVISIONAL
Max. 0.5
Max. 0.8
CDH38D11/S
NEW
Max. 4.0
DIMENSIONS (mm)
LAND PATTERNS (mm)
1.2
Max. 4.0
2.8
( 0.68µH - 39µH )
1.8
PROVISIONAL
CDH38D16B
NEW
Max. 4.2
DIMENSIONS (mm)
LAND PATTERNS (mm)
3.0
Max. 4.0
1.0
( 4.7µH - 47µH )
Max. 0.6
0.7
PROVISIONAL
*
"/S" indicates Dropping Impact Reinforced type inductors All except for these are normal type inductors
32
1.2
M
.5
ax
.5
CONSTRUCTION
Max. 1.2
1.2
1.4
1.0
CONSTRUCTION
Max. 1.8
2.65
4.2
2.4
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