cv ch

CV/CH Series
Current Transformers
SMPS High Isolation (2500V min) Current Transformers
Features
- Designed for switching power supply application.
- Wide range of housings.
- Cases made of UL94-V0 material.
- Insulation 2.5 KVac.
- Typical Frequency range 10 KHz ~ 200 KHz.
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Product List
Part Number
CV1 - 050
CV1 - 100
CV1 - 200
CV2 - 050
CV2 - 100
CV2 - 200
CV3 - 050
CV3 - 100
CV3 - 200
CV4 - 050
CV4 - 100
CV4 - 200
CH2 - 050
CH2 - 100
CH2 - 200
CH3 - 050
CH3 - 100
CH3 - 200
CH4 - 050
CH4 - 100
CH4 - 200
Sec Rcu
Vx
Prim/Sec Ipn
Sec Ls
Ratio (ARMS) (mH Min) (Ω Max) (VµS Max)
1/50
1/100
1/200
1/50
1/100
1/200
1/50
1/100
1/200
1/50
1/100
1/200
1/50
1/100
1/200
1/50
1/100
1/200
1/50
1/100
1/200
15
15
15
25
25
25
40
40
40
55
55
55
25
25
25
40
40
40
55
55
55
7.5
30
120
8
35
140
8
33
135
12
45
180
8
35
120
8
33
135
12
45
180
0.30
0.70
4
0.30
0.80
3.80
0.20
0.50
3
0.20
0.60
2
0.30
0.80
4.2
0.20
0.50
3
0.20
0.60
2
175
350
700
300
600
1200
500
1000
2000
700
1400
2800
300
600
1200
500
1000
2000
700
1400
2800
Notes
LS: Secondary inductance 10KHz / 10 mV.
VB x : V = RB x Is t = 1/2F
IP (A): Primary current.
IS (A): Secondary current.
RB (Ω): Load resitance.
F (Hz): Switching frequency.
Rcu (Ω): Secondary winding DCR.
Test Circuit
CH series
CV series
267
CV/CH Series
Current Transformers
SMPS High Isolation (2500V min) Current Transformers
Product List CV Serie
Type
A
B
C
D
E
F
CV1
CV2
20
25.5
18
23
10.5
12.5
5
7.5
15
17.5
5
5
CV3
CV4
29.5
33.5
27
32
15
15
10
10
22.5
25
6
8
Dimensions in mm.
Tolerances ± 0.1 unless otherwise noted.
Dimensions
Bottom view
Product List CH Serie
Type
A
B
C
D
E
F
CH2
CH3
23
28
22
28
15
17.5
20
25
12.5
15
5
6
CH4
33
32
17.5
30
20
8
Dimensions in mm.
Tolerances ± 0.1 unless otherwise noted.
Dimensions
Bottom view
268