7203 Bourns Inc., 7203 Datasheet - Page 146

• Manufacturer Part Number: 7203
• Description: Board Mount Current Sensors 80mH MIN
• Manufacturer: Bourns Inc.

Specifications of 7203

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Special Features
• High current, Q & self resonant frequency
• Low DCR
• Ferrite bobbin core
• Epoxy coated to protect winding from harsh
• Low cost
• Color bands identifi cation (Per EIA Standard)
• Dielectric strength 500 Vrms
• Operating temperature -55 to +105 °C
Notes
* Current to cause 35 °C max. temperature rise
17.2
environments
0.025
Dimensions: Inches
1.0
Min.
0.41
Max.
0.157 Max.
Conformal Coated RF Chokes
Tel. [phone] • Fax [phone]
www.bourns.com
Only available as RoHS compliant.
Part
Number
77F1R0K-RC
77F1R2K-RC
77F1R5K-RC
77F1R8K-RC
77F2R2K-RC
77F2R7K-RC
77F3R3K-RC
77F3R9K-RC
77F4R7K-RC
77F5R6K-RC
77F6R8K-RC
77F8R2K-RC
77F100K-RC
77F120K-RC
77F150K-RC
77F180K-RC
77F220K-RC
77F270K-RC
77F330J-RC
77F390J-RC
77F470J-RC
77F560J-RC
77F680J-RC
77F820J-RC
77F101J-RC
77F120J-RC
77F151J-RC
77F181J-RC
77F221J-RC
77F271J-RC
77F331J-RC
77F391J-RC
77F471J-RC
77F561J-RC
77F681J-RC
77F821J-RC
77F102J-RC
±10 %
L (μH)
±5 %
1000
100
120
150
180
220
270
330
390
470
560
680
820
1.0
1.2
1.5
1.8
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
10
12
15
18
22
27
33
39
47
56
68
82
Min.
45
50
50
55
55
60
65
65
70
70
75
80
85
75
70
65
60
55
55
50
45
40
40
35
30
70
70
70
70
65
65
65
60
60
55
55
50
Q
77F Series
(MHz)
Freq.
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
Test
25.2
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
(MHz)
Min.
2.25
1.95
1.85
1.40
SRF
157
144
131
121
110
100
9.9
7.6
6.3
6.3
6.3
6.2
5.7
5.3
4.8
3.8
3.5
3.3
3.0
2.8
2.6
2.4
2.1
45
34
20
14
94
86
80
74
68
53
Max.
DCR
0.17
0.21
0.23
0.25
0.28
0.30
0.34
0.37
0.39
0.43
0.48
0.52
0.58
0.63
0.72
0.77
0.84
0.94
1.03
1.12
1.22
1.34
1.47
1.62
1.80
3.70
4.20
4.60
5.10
5.80
6.40
7.00
7.70
8.50
9.40
10.5
14.0
Ω
I, (mA)*
Max.
920
880
830
790
750
720
670
640
620
590
550
530
500
480
460
430
410
390
370
350
340
320
305
290
275
185
175
165
155
145
137
133
126
120
113
105
100