SMRF1812-681J datasheet, PDF - EEWORLD Datasheet

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SMRF1812-681J: DescriptionGeneral Purpose Inductor, 6.8uH, 5%, Ferrite-Core, 1812,; CategoryPassive components inductor; File Size2MB，2 Pages; ManufacturerGowanda Electronics

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SMRF1812-681J Overview

General Purpose Inductor, 6.8uH, 5%, Ferrite-Core, 1812,

SMRF1812-681J Parametric

Parameter Name	Attribute value
Is it Rohs certified?	incompatible
Reach Compliance Code	_compli
ECCN code	EAR99
uppercase and lowercase codes	1812
structure	Chi
core material	Ferrite
DC Resistance	1.2 Ω
Nominal inductance(L)	6.8 µH
Inductor type	GENERAL PURPOSE INDUCTOR
JESD-609 code	e0
Manufacturer's serial number	SMRF1812
Maximum operating temperature	125 °C
Minimum operating temperature	-55 °C
Package height	3.2 mm
Package length	4.5 mm
Package form	SMT
Package width	3.2 mm
method of packing	TR, 13 Inch
Minimum quality factor (at nominal inductance)	50
Maximum rated current	0.409 A
self resonant frequency	27 MHz
series	SMRF1812
Terminal surface	Tin/Lead (Sn/Pb)
Tolerance	5%
Base Number Matches	1

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STANDARD RF INDUCTORS - SURFACE MOUNT

SMRF1812

SMRF1812LF

Wirewound, Molded

PART

NUMBER

SMRF1812-010*¹

SMRF1812-012*¹

SMRF1812-015*¹

SMRF1812-018*¹

SMRF1812-022*¹

SMRF1812-027*¹

SMRF1812-033*¹

SMRF1812-039*¹

SMRF1812-047*¹

SMRF1812-056*¹

SMRF1812-068*¹

SMRF1812-082*¹

SMRF1812-100*²

SMRF1812-120*²

SMRF1812-150*²

SMRF1812-180*²

SMRF1812-220*²

SMRF1812-270*²

SMRF1812-330*²

SMRF1812-390*²

SMRF1812-470*²

SMRF1812-560*²

SMRF1812-680*²

SMRF1812-820*²

TRADITIONAL

COMPLIANT

RoHS

µH

0.010

0.012

0.015

0.018

0.022

0.027

0.033

0.039

0.047

0.056

0.068

0.082

0.10

0.12

0.15

0.18

0.22

0.27

0.33

0.39

0.47

0.56

0.68

0.82

MIN

TEST

FREQ

MHz

PHENOLIC CORE

SRF

MHz

MIN

1000

850

750

650

600

500

400

350

300

250

220

190

170

150

140

DCR

OHMS

MAX

0.10

0.15

0.20

0.25

0.30

0.35

0.40

0.45

0.55

0.70

0.80

1.20

1.40

1.60

CURRENT

RATING

mA DC

1230

1000

870

770

700

818

757

708

668

604

535

501

409

379

354

continued next page

POWDERED IRON CORE

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

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

*³ Suffix “J” for 5% tolerance or Suffix “G” for 2% tolerance

Optional tolerances available; please contact factory

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

*Add “LF” suffix for RoHS requirement. Example: SMRF1812-010MLF

0.160/0.190

(4.064/4.826)

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

MARKING: GEC

number.

XXX

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

EXAMPLE OF XXX

Q VS. FREQUENCY

SMRF1812 SERIES

1.0 µH

1000 µH

0.33 µH

0.068 µH

0.114/0.138 (2.9/3.5)

OVER TERMINAL

0.042/0.078

(1.067/1.981)

TYP

0.118/0.134

(3.0/3.4)

MARKING: GEC

XXX

RECOMMENDED FOOT PRINT

0.160/0.190

(4.064/4.826)

0.114/0.138 (2.9/3.5)

OVER TERMINAL

0.042/0.078

(1.067/1.981)

TYP

EXAMPLE OF XXX

100 = 0.1µH

101 = 1.0µH

102 = 10

µH

103 = 100

µH

0.022/0.038

(0.558/0.965)

TERMINAL

LENGTH TYP

100 = 0.1µH

101 = 1.0µH

102 = 10

µH

103

NOTES:

= 100

µH

0.022/0.038

• Operating Temperature

(0.558/0.965)

TERMINAL

-55°C to +125°C

LENGTH TYP

Range:

10 µH

• Current Rating is based on a 35°C temperature

rise at an ambient temperature of 90°C

• Epoxy-encapsulatedor environmental

protection and superior strength to withstand all

types of reflow soldering

0.110

(2.8)

0.059

(1.5)

0.177

(4.5)

0.1

100

Frequency in MHz

1000

TAPE AND REEL SPECS:

Pcs Reel maximum:

Pitch between parts:

Tape width:

Reel diameter:

in. (mm)

0.118/0.134

(3.0/3.4)

RECOMMENDED FOOT PRINT

2200

8 mm

12 mm

13 in.

0.110

(2.8)

0.059

(1.5)

0.177

(4.5)

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

www.gowanda.com

022714

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