SRF1260-820M datasheet, PDF - EEWORLD Datasheet

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SRF1260-820M: DescriptionCoupled Inductors 82uH 20% SMD 1260; CategoryPassive components inductor; File Size366KB，2 Pages; ManufacturerBourns; Websitehttp://www.bourns.com; Environmental Compliance

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Coupled Inductors 82uH 20% SMD 1260

SRF1260-820M Parametric

Parameter Name	Attribute value
Is it Rohs certified?	conform to
package instruction	4949
Reach Compliance Code	compliant
ECCN code	EAR99
Is Samacsys	N
uppercase and lowercase codes	4949
structure	Magnetically Shielded
core material	FERRITE
DC Resistance	0.15 Ω
Nominal inductance(L)	82 µH
Inductor Applications	POWER INDUCTOR
Inductor type	GENERAL PURPOSE INDUCTOR
JESD-609 code	e1
Number of functions	2
Number of terminals	4
Maximum operating temperature	125 °C
Minimum operating temperature	-40 °C
Package height	6 mm
Package length	12.5 mm
Package form	SMT
Package width	12.5 mm
method of packing	TR, Embossed , 13 Inch
Maximum rated current	2.05 A
Shape/Size Description	RECTANGULAR PACKAGE
shield	YES
special characteristics	PARALLEL CONNECTION, TRANSFORMER
surface mount	YES
Terminal surface	Tin/Silver/Copper (Sn/Ag/Cu)
Terminal location	DUAL IN-LINE
Terminal shape	WRAPAROUND
Test frequency	0.1 MHz
Tolerance	20%
Base Number Matches	1

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Features

7.6

MAX.

(.299)

Applications

SEPIC topology

Power supplies for:

Multiple applications: parallel, series,

220

dual-inductor and transformer

Magnetically shielded, low radiation

Inductance range: 0.47 to 4000 μH

7.6

(.299)

Rated current up to 17.6 A

MAX.

RoHS compliant*

- Communication equipment

- Notebooks, desktop computers,

servers

- LCDs, flat panels, backlights

- Camcorders, HDTVs

SRF1260 Series - Dual-Winding Shielded Power Inductors

3.4 ± 0.2

(.134 ± .008)

Electrical Specifications @ 25 °C

Parallel Rating

Bourns

Part No.

Inductance

@ 100 KHz

Tol.

General Specifications

2.9

TYP.

(.114)

L (μH)

(%)

DCR

(W)

Max.

Series Rating

Inductance

@ 100 KHz

Tol.

Irms

(A)

Isat

(A)

L (μH)

(%)

DCR

(W)

Max.

Irms

(A)

Isat

(A)

SRF1260-R47Y

0.47

2.7

±30 0.0053 17.6

1.88

±30 0.0212

SRF1260-1R0Y

1.0

(.106)

±30 0.0062 15

23.6

±30 0.026

TYP.

SRF1260-1R5Y

1.5

±30 0.0073 13.8 18.3

±30 0.0302

SRF1260-2R2Y

2.2

±30 0.0085 10.9

8.8

±30 0.0333

SRF1260-3R3Y

3.3

±30 0.0101 9.26 12.7

13.2

±30 0.0372

1.0

SRF1260-4R7Y

4.7

±30 0.0137 7.18 9.71

18.8

±30 0.0479

TYP.

(.039)

SRF1260-6R8Y

6.8

±30 0.0186 6.64 8.68

27.2

±30 0.0672

SRF1260-8R2Y

8.2

±30 0.0194 5.54 7.86

32.8

±30 0.0737

SRF1260-100M

±20 0.0246 5.35 7.17

±20 0.0934

SRF1260-150M

±20 0.0329 4.27 5.69

±20 0.125

0.4

3.0

3.7

SRF1260-220M

±20 0.0451

4.71

±20

3.0

0.172

12.50

(.016)

(.118)

MAX.

SRF1260-330M

±20 0.0618 3.28 3.84

132

±20 0.256

(.492)

SRF1260-470M

±20

0.086 2.71 3.24

188

±20 0.34

DOT

SRF1260-680M

INDICATES

±20 0.117 2.22 2.7

272

±20 0.444

7.9

2.05 2.39

TERMINAL 1

SRF1260-820M

±20 0.15

328

±20

7.9

0.568

12.50

(.311)

(.492)

SRF1260-101M

100

±20 0.171 1.78 2.2

400

±20 0.656

MAX.

SRF1260-151M

±20

0.254 1.48 1.81

600

±20 0.972

150

SRF1260-221M

220

±20 0.354 1.19 1.51

880

±20 1.416

1.4

SRF1260-331M

330

±20 0.574 1.06 1.22

1320

±20 2.29

(.055)

SRF1260-471M

470

±20 0.83

0.87 1.02

SERIES MODE

±20 3.197

1880

DUAL INDUCTOR MODE

SRF1260-681M

680

±20 1.212

0.7 0.85

2720

±20 4.635

6.00 ± 0.2

SRF1260-821M

820

±20 1.46

0.6 0.77

± .008)

3280

±20 5.363

(.236

SRF1260-102M

1000

±20 1.854 0.57 0.7

4000

±20 6.782

8.8

7.51

6.89

5.46

4.63

3.59

3.32

2.77

2.67

2.13

1.84

1.64

1.35

1.11

1.03

0.892

0.739

0.594

0.53

0.434

0.35

0.301

0.283

16.5

11.8

9.15

7.5

6.35

4.86

4.34

3.93

3.59

2.85

2.36

1.92

1.62

1.35

1.2

1.1

0.905

0.755

0.61

0.51

0.425

0.385

0.35

Test Voltage ..................................0.25 V

Hi-pot ................500 Vrms, 3 mA, 3 sec.

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

Operating Temperature

................................. -40 °C to +105 °C

(Temperature rise included)

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

Resistance to Solder Heat

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

Moisture Sensitivity Level ...................... 1

ESD Classification (HBM) .................. N/A

Materials

Core ..............................................Ferrite

Wire ........................... Enameled copper

Base ................................................ LCP

Adhesive .............................. Epoxy resin

Terminal ..............................................Sn

Rated Current

........... Inductance drops 30 % at Isat

Temperature Rise .... 40 °C at rated Irms

Packaging.......400 pcs. per 13-inch reel

How to Order

Ro VE LEA

HS RS D

C ION FRE

OM S E

PL AR

IA E

SRF1260 - 100M

Model

Value Code (see table)

Electrical Schematic

5.00 ± 0.3

(.197 ± .012)

Product Dimensions

12.50

MAX.

(.492)

5.00 ± 0.3

(.197 ± .012)

DOT

INDICATES

TERMINAL 1

1.80 ± 0.2

(.071 ± .008)

12.50

(.492)

MAX.

PARALLEL

SERIES

6.00 ± 0.2

(.236 ± .008)

Recommended Layout

2.15

(.085)

4.50

(.177)

2.15

(.085)

4.50

(.177)

13.00

(.512)

13.00

(.512)

5.00 ± 0.3

(.197 ± .012)

5.00 ± 0.3

(.197 ± .012)

1.28

(.050)

1.28

(.050)

DUAL INDUCTOR MODE

SERIES MODE

*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.

2.15

1.80 ± 0.2

(.071 ± .008)

DIMENSIONS:

(INCHES)

4.50

2.15

SRF1260-820M Related Products

	SRF1260-820M	SRF1260-220M	SRF1260-470M	FPR2-T2180.036OHMSC5%
Description	Coupled Inductors 82uH 20% SMD 1260	Coupled Inductors 22uH 20% SMD 1260	Coupled Inductors 47uH 20% SMD 1260	Fixed Resistor, Metal Foil, 30W, 0.036ohm, 300V, 5% +/-Tol, 6118
Is it Rohs certified?	conform to	conform to	conform to	conform to
Reach Compliance Code	compliant	compliant	compliant	compliant
ECCN code	EAR99	EAR99	EAR99	EAR99
structure	Magnetically Shielded	Magnetically Shielded	Magnetically Shielded	Rectangular
JESD-609 code	e1	e1	e1	e3
Number of terminals	4	4	4	2
Maximum operating temperature	125 °C	125 °C	125 °C	130 °C
Minimum operating temperature	-40 °C	-40 °C	-40 °C	-40 °C
Package height	6 mm	6 mm	6 mm	21.1 mm
Package length	12.5 mm	12.5 mm	12.5 mm	15.5 mm
Package form	SMT	SMT	SMT	Radial
Package width	12.5 mm	12.5 mm	12.5 mm	4.6 mm
Terminal surface	Tin/Silver/Copper (Sn/Ag/Cu)	Tin/Silver/Copper (Sn/Ag/Cu)	Tin/Silver/Copper (Sn/Ag/Cu)	Matte Tin (Sn)
Tolerance	20%	20%	20%	5%
package instruction	4949	4949	4949	-
Is Samacsys	N	N	N	-
uppercase and lowercase codes	4949	4949	4949	-
core material	FERRITE	FERRITE	FERRITE	-
DC Resistance	0.15 Ω	0.0451 Ω	0.086 Ω	-
Nominal inductance(L)	82 µH	22 µH	47 µH	-
Inductor Applications	POWER INDUCTOR	POWER INDUCTOR	POWER INDUCTOR	-
Inductor type	GENERAL PURPOSE INDUCTOR	GENERAL PURPOSE INDUCTOR	GENERAL PURPOSE INDUCTOR	-
Number of functions	2	2	2	-
method of packing	TR, Embossed , 13 Inch	TR, Embossed , 13 Inch	TR, Embossed , 13 Inch	-
Maximum rated current	2.05 A	3.7 A	2.71 A	-
Shape/Size Description	RECTANGULAR PACKAGE	RECTANGULAR PACKAGE	RECTANGULAR PACKAGE	-
shield	YES	YES	YES	-
special characteristics	PARALLEL CONNECTION, TRANSFORMER	PARALLEL CONNECTION, TRANSFORMER	PARALLEL CONNECTION, TRANSFORMER	-
surface mount	YES	YES	YES	-
Terminal location	DUAL IN-LINE	DUAL IN-LINE	DUAL IN-LINE	-
Terminal shape	WRAPAROUND	WRAPAROUND	WRAPAROUND	-
Test frequency	0.1 MHz	0.1 MHz	0.1 MHz	-
Base Number Matches	1	1	1	-

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