Features

Applications

78F Series Conformal Coated RF Choke

*RoHS Directive 2002/95/EC Jan 27, 2003 including Annex.

Specifications are subject to change without notice.

Customers should verify actual device performance in their specific applications.

Electrical Specifications (@ 25 °C)

Part Number

Value (

μH)

Q

Min.

Test

Frequency

(MHz)

SRF

(MHz)

Min.

DCR

(

Ω)

Max.

IDC

(mA)

Max.

78FR10K-RC

0.10 ±10 %

20

25

400

0.060

1200

78FR12K-RC

0.12 ±10 %

20

25

400

0.070

1200

78FR15K-RC

0.15 ±10 %

20

25

380

0.070

1200

78FR18K-RC

0.18 ±10 %

20

25

380

0.073

1150

78FR22K-RC

0.22 ±10 %

40

25

380

0.075

1150

78FR27K-RC

0.27 ±10 %

40

25

360

0.085

1110

78FR33K-RC

0.33 ±10 %

40

25

335

0.095

1110

78FR39K-RC

0.39 ±10 %

40

25

310

0.10

1000

78FR47K-RC

0.47 ±10 %

40

25

270

0.11

1000

78FR56K-RC

0.56 ±10 %

40

25

245

0.12

950

78FR68K-RC

0.68 ±10 %

40

25

230

0.13

900

78FR82K-RC

0.82 ±10 %

40

25

200

0.14

875

78F1R0K-RC

1.0 ±10 %

40

25

180

0.15

815

78F1R2K-RC

1.2 ±10 %

40

7.9

165

0.18

740

78F1R5K-RC

1.5 ±10 %

50

7.9

150

0.20

700

78F1R8K-RC

1.8 ±10 %

50

7.9

125

0.23

655

78F2R2K-RC

2.2 ±10 %

50

7.9

110

0.25

630

78F2R7K-RC

2.7 ±10 %

50

7.9

95

0.28

595

78F3R3J-RC

3.3 ±5 %

50

7.9

60

0.30

575

78F3R9J-RC

3.9 ±5 %

45

7.9

50

0.32

555

78F4R7J-RC

4.7 ±5 %

45

7.9

38

0.35

530

78F5R6J-RC

5.6 ±5 %

45

7.9

32

0.40

500

78F6R8J-RC

6.8 ±5 %

40

7.9

28

0.45

470

78F8R2J-RC

8.2 ±5 %

40

7.9

20

0.55

425

78F100J-RC

10 ±5 %

40

7.9

18

0.75

370

78F120J-RC

12 ±5 %

45

2.5

16

0.80

350

78F150J-RC

15 ±5 %

50

2.5

16

0.93

335

78F180J-RC

18 ±5 %

50

2.5

15

1.00

315

78F220J-RC

22 ±5 %

50

2.5

13

1.20

285

78F270J-RC

27 ±5 %

50

2.5

11

1.35

270

78F330J-RC

33 ±5 %

50

2.5

10

1.50

255

78F390J-RC

39 ±5 %

50

2.5

9.50

1.70

240

78F470J-RC

47 ±5 %

60

2.5

8.50

2.70

205

78F560J-RC

56 ±5 %

60

2.5

7.50

2.95

195

78F680J-RC

68 ±5 %

60

2.5

6.50

3.30

185

78F820J-RC

82 ±5 %

60

2.5

6.00

3.60

175

78F101J-RC

100 ±5 %

60

2.5

5.50

4.10

165

78F121J-RC

120 ±5 %

60

0.79

5.40

4.70

160

78F151J-RC

150 ±5 %

60

0.79

4.75

5.40

150

78F181J-RC

180 ±5 %

60

0.79

4.35

6.00

140

78F221J-RC

220 ±5 %

60

0.79

4.00

6.80

130

78F271J-RC

270 ±5 %

60

0.79

3.70

7.70

120

78F331J-RC

330 ±5 %

60

0.79

3.40

11.1

100

78F391J-RC

390 ±5 %

60

0.79

2.80

12.6

95

78F471J-RC

470 ±5 %

60

0.79

2.55

14.0

90

78F561J-RC

560 ±5 %

60

0.79

2.35

15.5

85

78F681J-RC

680 ±5 %

60

0.79

2.00

25.3

68

78F821J-RC

820 ±5 %

60

0.79

1.50

27.5

65

78F102J-RC

1000 ±5 %

60

0.79

1.20

31.4

60

General Specifications

Temperature Rise .......................... 35 °C

....................................at rated current

Operating Temperature Range

............................... -55 °C to +105 °C

(including temperature rise)

Storage Temperature Range

............................... -55 °C to +105 °C

Materials

Core Material .................. Ferrite DR core

Wire ....................Enamelled copper wire

Terminal ....................................Cu/Ni/Sn

Coating .................................Epoxy resin

Packaging

Standard ................ 5000 pcs. per bag

Optional..... 5000 pcs. per 14-inch reel

Electrical Schematic

How to Order

78F 100 J __ - RC

Model

Value Code (see table)

Tolerance Code (see table)

Packaging

Blank = 5,000 pcs./bag

-TR = 5,000 pcs./14” reel

RoHS Compliant

Examples:

• 78F1R0K-RC = 1.0 mH Model 78F

packaged 5,000 pcs. per bag.

• 78F100J-TR-RC = 10 mH Model 78F

packaged 5,000 pcs. per reel.