SRR7045-681ML,SRR7045-681ML pdf中文资料,SRR7045-681ML引脚图,SRR7045-681ML电路-Datasheet-电子工程世界

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Features

■

Available in E6 values

■

Current rating to 3.50 amps

Applications

■

Input/output of DC/DC converters

■

Power supplies for:

■

RoHS compliant*

•

Portable communication equipment

Camcorders

LCD TVs

Car radios

SRR7045 Series - Shielded SMD Power Inductors

Electrical Speciﬁcations

Inductance 1 KHz

Bourns Part No.

Tol. %

Typ.

Test

Frequency

(MHz)

SRF

Typ.

(MHz)

RDC

Max.

(Ω)

I rms

Max.

(A)

I sat

Typ.

(A)

General Speciﬁcations

Test Voltage ....................................0.5 V

Reﬂow Soldering .. 230 °C, 50 sec. max.

Operating Temperature

................................-40 °C to +125 °C

(Temperature rise included)

Storage Temperature

................................-40 °C to +125 °C

Resistance to Soldering Heat

............................... 260 °C for 10 sec.

Materials

Core ............................... Ferrite DR & RI

Wire ............. Enameled copper wire 130

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

Rated Current

...............Ind. drop of 10 % typ. at Isat

(-1R0M through -221M)

...............Ind. drop of 25 % typ. at Isat

(-271M through -102M)

Temperature Rise

.....................30 °C max. at rated Irms

Packaging .................. 1000 pcs. per reel

SRR7045-1R0M

SRR7045-2R2M

SRR7045-2R7M

SRR7045-3R3M

SRR7045-3R9M

SRR7045-4R7M

SRR7045-5R6M

SRR7045-6R3M

SRR7045-6R8M

SRR7045-100M

SRR7045-120M

SRR7045-150M

SRR7045-180M

SRR7045-220M

SRR7045-270M

SRR7045-330M

SRR7045-390M

SRR7045-470M

SRR7045-560M

SRR7045-680M

SRR7045-820M

SRR7045-101M

SRR7045-121M

SRR7045-151M

SRR7045-181M

SRR7045-221M

SRR7045-271M

SRR7045-331M

SRR7045-391M

SRR7045-471M

SRR7045-561M

SRR7045-681M

SRR7045-821M

SRR7045-102M

1.0

2.2

2.7

3.3

3.9

4.7

5.6

6.3

6.8

100

120

150

180

220

270

330

390

470

560

680

820

1000

±20

7.96

2.52

0.796

0.252

0.020

0.022

0.027

0.028

0.030

0.036

0.038

0.036

0.042

0.050

0.062

0.070

0.110

0.115

0.130

0.150

0.200

0.210

0.280

0.300

0.420

0.480

0.660

0.700

0.840

0.730

1.200

1.100

1.600

2.200

2.400

3.50

2.80

2.78

2.50

2.71

2.64

2.38

2.33

2.20

2.00

1.85

1.60

1.50

1.25

1.15

1.10

0.95

0.85

0.77

0.70

0.65

0.60

0.53

0.475

0.45

0.40

0.35

0.32

0.30

0.27

0.25

3.20

2.50

3.10

2.20

2.43

2.20

2.00

1.85

2.00

1.70

1.40

1.35

1.15

1.00

0.90

0.80

0.78

0.65

0.60

0.50

0.45

0.41

0.375

0.36

0.275

0.25

0.225

0.22

0.20

0.175

0.15

Product Dimensions

7.0

0.3

(.276

.012)

220

7.0

0.3

(.276

.012)

4.50

0.3

(.177

.012)

Schematic

Recommended Layout

2.4

REF.

(.094)

1.8

REF.

(.071)

TYP.

2.0

(.079)

1.5

(.059)

TYP.

4.0

TYP.

(.157)

4.2

(.165)

REF.

7.80

(.307)

REF.

1.8

REF.

(.071)

DIMENSIONS:

(INCHES)

*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.

Speciﬁcations are subject to change without notice.

The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.

Users should verify actual device performance in their speciﬁc applications.

SRR7045 Series - Shielded SMD Power Inductors

Packaging Speciﬁcations

330

DIA.

(13.00)

2.0

0.5

(.079

.020)

22.4

(.882)

13.0

0.5

(.512

.020)

DIA.

50.0

(1.969)

21.0

0.8

(.827

.031)

THICKNESS

0.10

(.004)

MAX.

EMBOSSED

CAVITY

13.0

0.5

DIA.

(.512

.020)

(.709)

EMBOSSED

CARRIER

END

12.0

(.472)

(.157)

START

(.630)

220

5.3

(.209)

NO COMPONENT

COMPONENTS

NO COMPONENT

160

(6.299)

390

(15.354)

USER DIRECTION OF FEED

QTY: 1000 PCS. PER REEL

DIMENSIONS:

(INCHES)

REV. 02/13

Speciﬁcations are subject to change without notice.

The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.

Users should verify actual device performance in their speciﬁc applications.