SMRF1812S-333K datasheet, PDF - EEWORLD Datasheet

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SMRF1812S-333K: DescriptionGeneral Purpose Inductor, 330uH, 10%, 1 Element, Ferrite-Core, SMD, CHIP, 1812; CategoryPassive components inductor; File Size2MB，2 Pages; ManufacturerGowanda Electronics

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SMRF1812S-333K Overview

General Purpose Inductor, 330uH, 10%, 1 Element, Ferrite-Core, SMD, CHIP, 1812

SMRF1812S-333K Parametric

Parameter Name	Attribute value
Reach Compliance Code	compliant
ECCN code	EAR99
core material	FERRITE
DC Resistance	9.69 Ω
Nominal inductance(L)	330 µH
Inductor Applications	RF INDUCTOR
Inductor type	GENERAL PURPOSE INDUCTOR
Manufacturer's serial number	SMRF1812S
Number of functions	1
Number of terminals	2
Maximum operating temperature	125 °C
Minimum operating temperature	-55 °C
Minimum quality factor (at nominal inductance)	40
Maximum rated current	0.144 A
self resonant frequency	3.7 MHz
Shape/Size Description	RECTANGULAR PACKAGE
shield	YES
surface mount	YES
Terminal location	DUAL ENDED
Terminal shape	WRAPAROUND
Test frequency	0.79 MHz
Tolerance	10%
Base Number Matches	1

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STANDARD RF INDUCTORS - SURFACE MOUNT

SMRF1812S

PART

NUMBER

SMRF1812S-100*¹

SMRF1812S-120*¹

SMRF1812S-150*¹

SMRF1812S-180*¹

SMRF1812S-220*¹

SMRF1812S-270*¹

SMRF1812S-330*¹

SMRF1812S-390*¹

SMRF1812S-470*¹

SMRF1812S-560*¹

SMRF1812S-680*¹

SMRF1812S-820*¹

SMRF1812S-101*²

SMRF1812S-121*²

SMRF1812S-151*²

SMRF1812S-181*²

SMRF1812S-221*²

SMRF1812S-271*²

SMRF1812S-331*²

SMRF1812S-391*²

SMRF1812S-471*²

SMRF1812S-561*²

SMRF1812S-681*²

SMRF1812S-821*²

TRADITIONAL

COMPLIANT

RoHS

Wirewound, Shielded, Molded

µH

0.10

0.12

0.15

0.18

0.22

0.27

0.33

0.39

0.47

0.56

0.68

0.82

1.0

1.2

1.5

1.8

2.2

2.7

3.3

3.9

4.7

5.6

6.8

8.2

MIN

TEST

FREQ

MHz

FERRITE CORE

7.9

460

400

390

350

310

280

240

215

205

185

166

155

160

112

0.052

0.060

0.072

0.078

0.094

0.101

0.109

0.143

0.151

0.160

0.178

0.143

0.151

0.178

0.182

0.208

0.237

0.264

0.282

0.312

0.356

0.394

0.430

1959

1824

1665

1600

1457

1406

1353

1182

1150

1117

1059

1182

1150

1059

1047

980

918

870

841

800

749

712

681

2250

2000

1800

1636

1500

1385

1286

1200

1059

947

900

750

1236

1164

989

942

824

761

682

638

582

521

471

430

continued next page

SRF

MHz

MIN

DCR

OHMS

MAX

CURRENT

RATING

mA DC

INC 1

mA DC

*¹ Suffix “M” for 20% tolerance or Suffix “K” for 10% tolerance

*² Suffix “K” for 10% tolerance or Suffix “J” for 5% tolerance

Optional tolerances available; please contact factory

Custom designs are available to meet your specific requirements; please contact factory

*Add “LF” suffix for RoHS requirement. Example: SMRF1812S-100MLF

0.165/0.189

(4.2/4.8)

0.114/0.138 (2.9/3.5)

OVER TERMINAL

0.045/0.075

(1.14/1.91)

TYP

MARKING: GEC

XXX

0.165/0.189

(4.2/4.8)

0.114/0.138 (2.9/3.5)

OVER TERMINAL

0.045/0.075

(1.14/1.91)

TYP

EXAMPLE OF XXX

100 = 0.1µH

101 = 1.0µH

102 = 10

µH

103 = 100

µH

0.016/0.031

(0.40/0.80)

TERMINAL

LENGTH TYP

MARKING: GEC

Gowanda designates a component RoHS-compliant by adding “LF” (lead free) to the part number.

XXX

These LF components meet the ≤ .1% lead requirement and they are compatible with 260°C soldering processes.

100

390 µH

Q VS. FREQUENCY

SMRFS1812S SERIES

82 µH

1.0 µH

8.2µH

EXAMPLE OF XXX

100 = 0.1µH

101 = 1.0µH

102 = 10

µH

103 = 100

µH

0.18 µH

0.118/0.134

(3.0/3.4)

0.016/0.031

• Operating Temperature

(0.40/0.80)

TERMINAL

-55°C to +125°C

LENGTH TYP

NOTES:

Range:

RECOMMENDED FOOT PRINT

• Current Rating is based on a 35°C temperature

rise at an ambient temperature of 90°C

• Incremental Current is the current which causes a

5% maximum change in inductance

• Epoxy-encapsulated for environmental protection

and superior strength to withstand all types of

reflow soldering

0.1

100

Frequency in MHz

1000

0.110

(2.8)

0.059

(1.5)

0.177

(4.5)

0.118/0.134

(3.0/3.4)

RECOMMENDED FOOT PRINT

TAPE AND REEL SPECS:

Pcs./Reel maximum:

Pitch between parts:

Tape width:

Reel diameter:

2200

8 mm

12 mm

13 in.

0.110

(2.8)

0.059

(1.5)

0.177

(4.5)

in. (mm)

One Magnetics Pkwy, Gowanda, NY 14070 • (t) 716-532-2234 • (f) 716-532-2702 • sales@gowanda.com

www.gowanda.com

030214

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