SRU8043-3R9Y datasheet, PDF - EEWORLD Datasheet

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SRU8043-3R9Y: DescriptionSupervisory Circuits Processor Sprvisry Circuits; CategoryPassive components inductor; File Size208KB，2 Pages; ManufacturerBourns; Websitehttp://www.bourns.com; Environmental Compliance

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SRU8043-3R9Y Overview

Supervisory Circuits Processor Sprvisry Circuits

SRU8043-3R9Y Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
package instruction	3232
Reach Compliance Code	compliant
ECCN code	EAR99
Factory Lead Time	18 weeks
uppercase and lowercase codes	3232
structure	Shielded
core material	FERRITE
DC Resistance	0.0146 Ω
Nominal inductance(L)	3.9 µH
Inductor Applications	POWER INDUCTOR
Inductor type	GENERAL PURPOSE INDUCTOR
JESD-609 code	e3
Number of functions	1
Number of terminals	2
Maximum operating temperature	125 °C
Minimum operating temperature	-40 °C
Package height	4.3 mm
Package length	8 mm
Package form	SMT
Package width	8 mm
method of packing	Bulk
Minimum quality factor (at nominal inductance)	15
Maximum rated current	4 A
self resonant frequency	42 MHz
Shape/Size Description	RECTANGULAR PACKAGE
shield	YES
surface mount	YES
Terminal surface	Tin (Sn)
Terminal location	DUAL ENDED
Terminal shape	ONE SURFACE
Test frequency	0.1 MHz
Tolerance	30%
Base Number Matches	1

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Features

■

Available in E6 series

■

Unit height of 4.3 mm

■

Current up to 5.4 A

Applications

■

Input/output of DC/DC converters

■

Power supplies for:

101

■

RoHS compliant*

•

Portable communication equipment

Camcorders

LCD TVs

Car radios

SRU8043 Series - Shielded SMD Power Inductors

Electrical Speciﬁcations

Inductance

100 KHz

Bourns

Part No.

(µH)

Tol.

Ref.

Test

Freq.

(MHz)

SRF

Min.

(MHz)

Irms

Max.

(A)

Isat

Typ.

(A)

General Speciﬁcations

Test Voltage .......................................1 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 and RI core

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

Terminal ....................................Ag/Ni/Sn

Rated Current

...................Ind. drop 35 % typ. at Isat

Temperature Rise

.....................40 °C max. at rated Irms

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

Product Dimensions

8.0 ± 0.3

(.315 ± .012)

RDC

(mΩ)

**K-

Factor

SRU8043-2R2Y

SRU8043-3R9Y

SRU8043-4R7Y

SRU8043-6R8Y

SRU8043-100Y

SRU8043-120Y

SRU8043-150Y

SRU8043-180Y

SRU8043-220Y

SRU8043-270Y

SRU8043-330Y

SRU8043-470Y

SRU8043-680Y

SRU8043-101Y

2.2

3.9

4.7

6.8

100

± 30

±30

± 30

±30

7.96

2.52

0.796

65.0

42.0

36.0

30.0

20.0

15.0

12.0

11.0

9.0

7.0

6.0

11.2

14.6

17.0

22.4

30.0

39.0

46.0

62.0

72.5

84.0

100.0

120.0

192.0

287.0

5.40

4.80

4.60

3.80

3.50

2.80

2.70

2.30

2.20

1.80

1.70

1.50

1.20

1.00

5.20

4.00

3.60

3.10

2.70

2.20

2.00

1.70

1.55

1.40

1.20

1.00

0.80

250

191

171

141

120

110

**K-Factor: To calculate core ﬂux density, Bp-p (gauss) = K x L(µH) x

I (peak-to-peak ripple current, A),

determine core loss from

Core Loss vs. Flux Density

plot.

Core Loss vs. Flux Density

10000

1000

100

0.1

0.01

0.001

0.0001

100

1000

1 MHz

800 KHz

500 KHz

400 KHz

300 KHz

200 KHz

100 KHz

8.0 ± 0.3

(.315 ± .012)

Core Loss (mW)

4.3 ± 0.3

(.169 ± .012)

6.0

TYP.

(.236)

2.5

(.098)

TYP.

2.8

(.110)

TYP.

2.5

TYP.

(.098)

Flux Density Bp-p (gauss)

Electrical Schematic

Inductor Connection

Recommended Layout

5.8

(.228)

REF.

* 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.

2.0

(.079)

REF.

2.0

(.079)

REF.

LCR METER

DIMENSIONS:

(INCHES)

3.2

(.126)

REF.

SRU8043-3R9Y Related Products

	SRU8043-3R9Y	SRU8043-180Y	GP55SP-2084-BTW	SRU8043-470Y
Description	Supervisory Circuits Processor Sprvisry Circuits	Fixed Inductors 18uH 30% SMD 8043	Fixed Resistor, Metal Film, 0.5W, 2080000ohm, 250V, 0.1% +/-Tol, 200ppm/Cel,	Switching Voltage Regulators 93% Eff Buck-Boost Converter
Is it Rohs certified?	conform to	conform to	conform to	conform to
Reach Compliance Code	compliant	not_compliant	compliant	compliant
ECCN code	EAR99	EAR99	EAR99	EAR99
structure	Shielded	Rectangular	Cylindrical	Shielded
JESD-609 code	e3	e3	e3	e3
Number of terminals	2	2	2	2
Maximum operating temperature	125 °C	125 °C	160 °C	125 °C
Minimum operating temperature	-40 °C	-40 °C	-55 °C	-40 °C
Package length	8 mm	8 mm	6.3 mm	8 mm
Package form	SMT	SMT	Axial	SMT
method of packing	Bulk	TR, EMBOSSED, 13 INCH	TR	Bulk
Terminal surface	Tin (Sn)	Tin (Sn)	Matte Tin (Sn) - with Nickel (Ni) barrier	Tin (Sn)
Tolerance	30%	30%	0.1%	30%
Is it lead-free?	Lead free	Lead free	-	Lead free
package instruction	3232	3131	-	3232
Factory Lead Time	18 weeks	18 weeks	-	18 weeks
uppercase and lowercase codes	3232	3131	-	3232
core material	FERRITE	FERRITE	-	FERRITE
DC Resistance	0.0146 Ω	0.062 Ω	-	0.12 Ω
Nominal inductance(L)	3.9 µH	18 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	1	1	-	1
Package height	4.3 mm	4.3 mm	-	4.3 mm
Package width	8 mm	8 mm	-	8 mm
Maximum rated current	4 A	2.3 A	-	1.2 A
self resonant frequency	42 MHz	15 MHz	-	9 MHz
Shape/Size Description	RECTANGULAR PACKAGE	RECTANGULAR PACKAGE	-	RECTANGULAR PACKAGE
shield	YES	YES	-	YES
surface mount	YES	YES	-	YES
Terminal location	DUAL ENDED	DUAL ENDED	-	DUAL ENDED
Terminal shape	ONE SURFACE	ONE SURFACE	-	ONE SURFACE
Test frequency	0.1 MHz	0.1 MHz	-	0.1 MHz

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