78F1R8K datasheet, PDF - EEWORLD Datasheet

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78F1R8K: DescriptionFixed Inductors 1.8uH 10%; CategoryPassive components inductor; File Size156KB，2 Pages; ManufacturerBourns; Websitehttp://www.bourns.com

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78F1R8K Overview

Fixed Inductors 1.8uH 10%

78F1R8K Parametric

Parameter Name	Attribute value
Is it Rohs certified?	incompatible
Maker	Bourns
Reach Compliance Code	compliant
ECCN code	EAR99
structure	Bobbin Core
core material	FERRITE
DC Resistance	0.25 Ω
Nominal inductance(L)	1.8 µH
Inductor Applications	RF INDUCTOR
Inductor type	GENERAL PURPOSE INDUCTOR
JESD-609 code	e3
Lead diameter	0.508 mm
Lead length	25.4 mm
Manufacturer's serial number	78F
Number of functions	1
Number of terminals	2
Maximum operating temperature	105 °C
Minimum operating temperature	-55 °C
Package diameter	2.794 mm
Package length	7.112 mm
Package form	Axial
Minimum quality factor (at nominal inductance)	50
Maximum rated current	0.46 A
self resonant frequency	125 MHz
series	78F
Shape/Size Description	TUBULAR PACKAGE
shield	NO
surface mount	NO
Terminal surface	Tin (Sn)
Terminal location	AXIAL
Terminal shape	WIRE
Test frequency	7.9 MHz
Tolerance	10%
Base Number Matches	1

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CO

M

PL

IA

N

Features

■

Current rating up to 1.2 A

■

Dielectric strength: 500 VRMS

■

RoHS compliant*

Applications

■

DC/DC converters

■

Power supplies

■

General use

*R

oH

S

T

78F Series Conformal Coated RF Choke

Electrical Speciﬁcations (@ 25 °C)

Q

Min.

20

40

50

45

40

45

50

60

Test

Frequency

(MHz)

25

7.9

2.5

0.79

SRF

(MHz)

Min.

400

380

360

335

310

270

245

230

200

180

165

150

125

110

95

60

50

38

32

28

20

18

16

15

13

11

10

9.50

8.50

7.50

6.50

6.00

5.50

5.40

4.75

4.35

4.00

3.70

3.40

2.80

2.55

2.35

2.00

1.50

1.20

DCR

(Ω)

Max.

0.060

0.070

0.073

0.075

0.085

0.095

0.10

0.11

0.12

0.13

0.14

0.15

0.18

0.20

0.23

0.25

0.28

0.30

0.32

0.35

0.40

0.45

0.55

0.75

0.80

0.93

1.00

1.20

1.35

1.50

1.70

2.70

2.95

3.30

3.60

4.10

4.70

5.40

6.00

6.80

7.70

11.1

12.6

14.0

15.5

25.3

27.5

31.4

IDC

(mA)

Max.

1200

1150

1110

1000

950

900

875

815

740

700

655

630

595

575

555

530

500

470

425

370

350

335

315

285

270

255

240

205

195

185

175

165

160

150

140

130

120

100

95

90

85

68

65

60

Part Number

78FR10K-RC

78FR12K-RC

78FR15K-RC

78FR18K-RC

78FR22K-RC

78FR27K-RC

78FR33K-RC

78FR39K-RC

78FR47K-RC

78FR56K-RC

78FR68K-RC

78FR82K-RC

78F1R0K-RC

78F1R2K-RC

78F1R5K-RC

78F1R8K-RC

78F2R2K-RC

78F2R7K-RC

78F3R3J-RC

78F3R9J-RC

78F4R7J-RC

78F5R6J-RC

78F6R8J-RC

78F8R2J-RC

78F100J-RC

78F120J-RC

78F150J-RC

78F180J-RC

78F220J-RC

78F270J-RC

78F330J-RC

78F390J-RC

78F470J-RC

78F560J-RC

78F680J-RC

78F820J-RC

78F101J-RC

78F121J-RC

78F151J-RC

78F181J-RC

78F221J-RC

78F271J-RC

78F331J-RC

78F391J-RC

78F471J-RC

78F561J-RC

78F681J-RC

78F821J-RC

78F102J-RC

Value (μH)

0.10 ±10 %

0.12 ±10 %

0.15 ±10 %

0.18 ±10 %

0.22 ±10 %

0.27 ±10 %

0.33 ±10 %

0.39 ±10 %

0.47 ±10 %

0.56 ±10 %

0.68 ±10 %

0.82 ±10 %

1.0 ±10 %

1.2 ±10 %

1.5 ±10 %

1.8 ±10 %

2.2 ±10 %

2.7 ±10 %

3.3 ±5 %

3.9 ±5 %

4.7 ±5 %

5.6 ±5 %

6.8 ±5 %

8.2 ±5 %

10 ±5 %

12 ±5 %

15 ±5 %

18 ±5 %

22 ±5 %

27 ±5 %

33 ±5 %

39 ±5 %

47 ±5 %

56 ±5 %

68 ±5 %

82 ±5 %

100 ±5 %

120 ±5 %

150 ±5 %

180 ±5 %

220 ±5 %

270 ±5 %

330 ±5 %

390 ±5 %

470 ±5 %

560 ±5 %

680 ±5 %

820 ±5 %

1000 ±5 %

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

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.

Electrical Schematic

*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.

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