Nordtek
 

CK, CD, CQ - CM Interface

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Features

  • High attenuation over a wide frequency range
  • Low interwinding and coupling capacitance
  • Wide inductance range
  • Compact and miniature sizes for high density packaging
  • Excellent quality at extremely competitive price due to high volume production
  • Manufactured in ISO-9001 approved facility
  • Other inductance values available upon request
   CK, CD, CQ - Common Mode Interface


Current Compensated EMI noise suppression chokes
Double Chokes for RFI suppression
Quad Chokes for voltage interference suppression

Mechanical Outlines & Dimensions

Electrical Specifications @ 25°C

  • Operating temperature: 0°C to 70°C
  • Storage temperature: -25°C to 105°C
  • Test voltage between windings: 500 Vrms
  • Test frequency: Inductance measured @ 10kHz/100mVrms

CK Series
- Current Compensated EMI Noise Suppression Chokes for Data and Signal Line Filtering

Part Number LN (µH)
±30%		 IN (mA) LL (µH) RCU (mOhms) VP (Vrms) Windings per core Package Schematic
 CKV_0.12-A
 CKV_4.7-A		 120
4,700		 100
100		 0.35
0.85		 90
460		 500
500		 2
2		 V
V		 A
A
 CKV_10-A
 CKV_16-A		 10,000
16,000		 100
100		 1.15
1.20		 670
830		 500
500		 2
2		 V
V		 A
A
 CKV_38-A
 CKV_68-A		 38,000
68,000		 100
100		 2.30
2.30		 2,600
4,630		 500
500		 2
2		 V
V		 A
A

Mechanical Outlines & Dimensions

CD Series - Double Chokes for EMI Noise Suppression of ISDN U Interface

Part Number LN (µH)
±30%		 IN (mA) LL (µH) RCU (mOhms) VP (Vrms) Windings per core Package Schematic
 CD_-1.0-A
 CD_-1.7-A		 1,000
1,700		 600
550		 0.40
0.42		 180
200		 500
500		 2
2		 F, V, S, W
F, V, S, W		 A
A
 CD_-2.2-A
 CD_-3.3-A		 2,200
3,300		 350
350		 0.45
0.50		 300
370		 500
500		 2
2		 F, V, S, W
F, V, S, W		 A
A
 CD_-4.7-A
 CD_-6.8-A		 4,700
6,800		 350
350		 0.55
0.55		 430
510		 500
500		 2
2		 F, V, S, W
F, V, S, W		 A
A
 CD_-10-A
 CD_-12-A		 10,000
12,000		 350
300		 0.65
0.70		 620
680		 500
500		 2
2		 F, V, S, W
F, V, S, W		 A
A
 CD_-15-A
 CD_-22-A		 15,000
22,000		 300
300		 0.80
0.85		 760
920		 500
500		 2
2		 F, V, S, W
F, V, S, W		 A
A
 CD_-28-A
 CD_-33-A		 28,000
33,000		 300
300		 0.95
1.05		 1,020
1,120		 500
500		 2
2		 F, V, S, W
F, V, S, W		 A
A
 CD_-50-A
 CD_-70-A		 50,000
70,000		 300
300		 1.35
2.00		 1,800
2,150		 500
500		 2
2		 F, V, S, W
F, V, S, W		 A
A

Mechanical Outlines & Dimensions

CQ Series - Quad Chokes for EMI Noise Suppression of ISDN S Interface

Part Number LN (µH)
±30%		 IN (mA) LL (µH) RCU (mOhms) VP (Vrms) Windings per core Package Schematic
 CQ_-1.0-B
 CQ_-1.7-B		 1,000
1,700		 400
350		 0.40
0.40		 200
260		 500
500		 4
4		 F, V, S, W
F, V, S, W		 B
B
 CQ_-2.2-B
 CQ_-3.3-B		 2,200
3,300		 300
300		 0.45
0.50		 310
380		 500
500		 4
4		 F, V, S, W
F, V, S, W		 B
B
 CQ_-5.0-B
 CQ_-6.8-B		 5,000
6,800		 300
300		 0.55
0.55		 450
850		 500
500		 4
4		 F, V, S, W
F, V, S, W		 B
B
 CQ_-10-B
 CQ_-12-B		 10,000
12,000		 300
250		 0.65
0.65		 1,060
1,120		 500
500		 4
4		 F, V, S, W
F, V, S, W		 B
B
 CQ_-58-B
 CQ_-90-B		 58,000
90,000		 200
150		 1.50
2.00		 2,400
4,150		 500
500		 4
4		 F, V, S, W
F, V, S, W		 B
B

Mechanical Outlines & Dimensions



When ordering Series CD or CQ use prefix F,V or J to designate desired package style.
CDF/CQF = Flat package, through-hole, DIL mount
CDV/CQV = Vertical package, through-hole, DIL mount
CDJ/CQJ = Surface Mount, 16.6 x 13.2 mm


Dimensions

Dimensions: Inches(Millimetres)
Tolerance: ±0.10 (0.25) unless specified otherwise.