SD3112-221-R Coiltronics/Div of Cooper/Bussmann, SD3112-221-R Datasheet

SD3112-221-R

Manufacturer Part Number

SD3112-221-R

Description

INDUCTOR LO PROFILE 220UH 0.121A

Manufacturer

Coiltronics/Div of Cooper/Bussmann

Series

SD3112r

Type

Ferrite Corer

Datasheet

1.SD3112-100-R.pdf (3 pages)

Specifications of SD3112-221-R

Inductance

220µH

Current

121mA

Current - Saturation

117mA

Tolerance

±20%

Shielding

Shielded

Dc Resistance (dcr)

9.120 Ohm

Package / Case

0.122" L x 0.122" W x 0.047" H (3.10mm x 3.10mm x 1.20mm)

Mounting Type

Surface Mount

Operating Temperature

-40°C ~ 125°C

Frequency - Test

100kHz

Material - Core

Ferrite

Applications

General Purpose

Lead Free Status / RoHS Status

Lead free / RoHS Compliant

Q @ Freq

Self Resonant Freq

Current - Temperature Rise

Available stocks

Company

Part Number

Manufacturer

Quantity

Price

Company:

Meier Automation Equipment Co., Limited

Part Number:

SD3112-221-R

Manufacturer:

EATON/COOPER

Quantity:

20 000

Current page: 1 of 3
Download datasheet (144Kb)

Description

• 125°C maximum total temperature operation

• 3.1mm x 3.1mm x 1.2mm shielded drum core

• Ferrite core material

• Inductance range from 1.0uH to 220uH

• Current range from 1.65 Amps to 0.113 Amps

• Frequency range up to 4MHz

Applications

• Cellular phones, Digital cameras, CD players, PDA’s

• Small LCD displays

• LED driver and LED flash circuits

• Hard disk drives

• Backlighting

• EL panel

Environmental Data

• Storage temperature range: -40°C to +125°C

• Operating temperature range: -40°C to +125°C

• Solder reflow temperature: +260°C max. for 10 seconds

(1) Open Circuit Inductance Test Parameters: 100kHz, 0.1V, 0.0Adc.

(2) Irms: DC current for an approximate DT of 40°C without core loss. Derating is

Part Number

SD3112-1R0-R

SD3112-1R5-R

SD3112-2R2-R

SD3112-3R3-R

SD3112-4R7-R

SD3112-6R8-R

SD3112-8R2-R

SD3112-100-R

SD3112-150-R

SD3112-220-R

SD3112-330-R

SD3112-470-R

SD3112-680-R

SD3112-820-R

SD3112-101-R

SD3112-151-R

SD3112-221-R

(range is application specific)

maximum

necessary for AC currents. PCB layout, trace thickness and width, air-flow, and

proximity of other heat generating components will affect the temperature rise. It

is recommended that the temperature of the part not exceed 125°C under worst

case operating conditions verified in the end application.

Inductance

Rated

100.0

150.0

220.0

(µH)

10.0

15.0

22.0

33.0

47.0

68.0

82.0

1.0

1.5

2.2

3.3

4.7

6.8

8.2

10.01+/-30%

15.28+/-20%

21.66+/-20%

33.30+/-20%

47.44+/-20%

68.10+/-20%

83.19+/-20%

149.4+/-20%

219.9+/-20%

1.11+/-30%

1.70+/-30%

2.41+/-30%

3.24+/-30%

4.72+/-30%

6.47+/-30%

8.50+/-30%

99.8+/-20%

OCL (1)

(µH)

Designator

Marking

Part

2002/95/EC

RoHS

(3) Isat Amperes peak for approximately 30% rolloff (@20°C)

(4) K-factor: Used to determine B p-p for core loss (see graph).

Packaging

• Supplied in tape and reel packaging, 4100 per reel

Amperes

Irms (2)

B p-p = K*L*∆I, B p-p(mT), K: (K factor from table), L: (Inductance in uH),

∆I (Peak to peak ripple current in Amps).

0.270

0.228

0.213

0.184

0.149

0.121

1.39

1.16

0.97

0.90

0.74

0.68

0.57

0.55

0.45

0.37

0.30

Amperes

Isat (3)

0.211

0.190

0.174

0.142

0.117

1.65

1.33

1.12

0.97

0.80

0.68

0.60

0.55

0.44

0.37

0.30

0.25

Low Profile Power Inductors

DCR (Ω)

typ. @

0.069

0.099

0.140

0.165

0.246

0.291

0.408

0.446

0.654

0.953

20°C

1.48

1.85

2.56

2.93

3.95

6.01

9.12

SD3112 Series

K-factor

135

110

(4)

Related parts for SD3112-221-R

SD3112-221-R Summary of contents

Page 1

... SD3112-101-R 100.0 99.8+/-20% SD3112-151-R 150.0 149.4+/-20% SD3112-221-R 220.0 219.9+/-20% (1) Open Circuit Inductance Test Parameters: 100kHz, 0.1V, 0.0Adc. (2) Irms: DC current for an approximate DT of 40°C without core loss. Derating is necessary for AC currents. PCB layout, trace thickness and width, air-flow, and proximity of other heat generating components will affect the temperature rise recommended that the temperature of the part not exceed 125° ...

Page 2

... Digit Marking: (1st digit: Indicates inductance value per letter in Part Marking Designator); (2nd digit: Bi-weekly production date code); (3rd digit: Last digit of the year produced). Packaging Information DC Current vs. Temperature 0.05 0.1 0.15 0.2 0.25 Total Loss (W) SD3112 Series Low Profile Power Inductors Parts packaged on 13" Diameter reel, 4,100 parts per reel. 0.3 0.35 0.4 0.45 ...

Page 3

... Bp-p (mT) OCL vs Isat 30% 30% 40% 40% 50% 50% 60% 60% 70% 70% 80% 80 Isat % SD3112 Series Low Profile Power Inductors 1MHz 500kHz 300kHz 200kHz 100kHz 50kHz 100 1000 -40°C 25° C 85° C 90% 90% 100% 100% 110% 110% ...

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