CDH50
SMD Power Inductors Unshielded
C/Severo Ochoa 33 – Parque Tecnológico de Andalucía. 29590 Campanillas .Málaga (Spain)
Phone
+34 951 231 320 Fax +34 951 231 321
E-mail:
mar.villarrubia@grupopremo.com
Web http://www.grupopremo.com
1. Configuration & Dimensions
Series
CDH50
Dimensions [mm]
A
4.80±0.3
B
4.00±0.3
C
4.50±0.3
D(typ.)
1.00
E(typ.)
2.40
F(typ.)
2.80
G(ref.)
2.00
H(ref.)
2.80
I(ref.)
4.80
2. Schematic Diagram
3. Materials
a.- Core : Ferrite core
b.- Wire : Enamelled copper wire (class F)
c.- Adhesive : Epoxy resin
d.- Terminal : Cu / Sn
e.- Remark : Lead content 200ppm max. include ferrite
4. General Specification
a.- Temp. rise : 40ºC typ.
b.- Rated Current : Base on temp. rise
∆L/L0A
= 10% typ.
c.- Storage temp. : -40ºC ~ +125ºC
d.- Operating temp. : -40ºC ~ +125ºC
(Temp. rise included)
e.- Resistance to solder heat : 260ºC. 10 secs
1
SMD Power Inductors
PREMO
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CDH50
SMD Power Inductors Unshielded
C/Severo Ochoa 33 – Parque Tecnológico de Andalucía. 29590 Campanillas .Málaga (Spain)
Phone
+34 951 231 320 Fax +34 951 231 321
E-mail:
mar.villarrubia@grupopremo.com
Web http://www.grupopremo.com
5. Electrical Characteristics
CDH50
(2.2µH – 470µH)
DWG No.
Inductance
(µH)
2.2±20%
3.3±20%
4.7±20%
10.0±20%
22.0±20%
33.0±20%
47.0±20%
100.0±10%
220.0±10%
330.0±10%
470.0±10%
Q
ref.
35
32
25
32
30
28
26
40
40
40
40
Test Freq.
L
(KHz)
100
100
100
100
100
100
100
100
100
100
100
Q
(MHz)
7.96
7.96
7.96
2.52
2.52
2.52
2.52
0.796
0.796
0.796
0.796
SRF
(MHz)
typ.
70.0
40.0
30.0
26.0
13.0
10.0
7.0
6.5
4.0
3.5
3.2
RDC
(Ω)
typ.
max.
0.032
0.043
0.050
0.110
0.250
0.400
0.525
1.000
2.200
3.250
5.200
0.043
0.058
0.068
0.145
0.315
0.500
0.660
1.250
2.750
4.050
6.500
Irms
(mA)
∆T=40ºC
typ.
2600
2300
2100
1500
950
700
580
430
290
230
200
Isat
(mA)
∆L/L0A=10%
typ.
2400
2000
1800
1150
800
650
550
370
270
210
170
CDH50 – 2R2M
CDH50 – 3R3M
CDH50 – 4R7M
CDH50 – 100M
CDH50 – 220M
CDH50 – 330M
CDH50 – 470M
CDH50 – 101K
CDH50 – 221K
CDH50 – 331K
CDH50 – 471K
[Inductance tested at 0.1V]
6. Curve
Inductance VS. IDC
CDH50
2
SMD Power Inductors
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CDH50
SMD Power Inductors Unshielded
C/Severo Ochoa 33 – Parque Tecnológico de Andalucía. 29590 Campanillas .Málaga (Spain)
Phone
+34 951 231 320 Fax +34 951 231 321
E-mail:
mar.villarrubia@grupopremo.com
Web http://www.grupopremo.com
7. Packaging Information
P: 8mm
4mm
Leader
no component
160 mm min.
Components
User direction of feed
Trailer
no component
400 mm min.
Style
13 – 16
Dimensions [mm]
A
330
B
21±0.8
C
13±0.5
D
16
G
18
+0
N
50
-0
T
22.4
Series
CDH50
Inner : Reel
Q’TY(pcs)
1,200
G.W.(gw)
1,300
Style
13 – 16
Q’TY(pcs)
7,200
Outer : Carton
G.W.(Kg)
13.0
Size(cm)
40 x 40 x 24
8. Labelling
3
SMD Power Inductors
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CDH50
SMD Power Inductors Unshielded
C/Severo Ochoa 33 – Parque Tecnológico de Andalucía. 29590 Campanillas .Málaga (Spain)
Phone
+34 951 231 320 Fax +34 951 231 321
E-mail:
mar.villarrubia@grupopremo.com
Web http://www.grupopremo.com
9. Reliability Test
Test item
Specification
More than 90% of the
terminal electrode
shall be covered
with fresh solder
Test condition
Preheat : 150±25% for 60 seconds
Solder : Sn96.5 / Ag3 / Cu0.5 or equivalent
Solder temp. : 235±5ºC
Flux : Rosin
Dip time : 4±1 seconds
Solderability
Thermal shock test
(Temp. cycle)
Room temp.
15 minutes
Inductance shall
not change more
than ±10%
Room temp.
15 minutes
Total : 50 cycles
Temperature : 40±2ºC
Humidity : 90 ~ 95%
Applied current : Per specifications
Time : 500 hours
Temperature : 105±2ºC
Applied current : Per specifications
Time : 500 hours
-25±2ºC
30 minutes
85±2ºC
30 minutes
Humidity
Resistance test
High temp.
Resistance test
10. Edition Control
Edition
1
st
Date
31/08/06
Change description
Update Specification
Made by
Pablo Pozo
4
SMD Power Inductors
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