SRU3028-330MH datasheet, PDF - EEWORLD Datasheet

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SRU3028-330MH: DescriptionFixed Inductors 33uH 20% SMD 3028; CategoryPassive components; File Size309KB，2 Pages; ManufacturerBourns; Websitehttp://www.bourns.com; Environmental Compliance

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SRU3028-330MH Overview

Fixed Inductors 33uH 20% SMD 3028

SRU3028-330MH Parametric

Parameter Name	Attribute value
Product Attribute	Attribute Value
Manufacturer	Bourns
Product Category	Fixed Inductors
RoHS	Details
Termination Style	SMD/SMT
Shielding	Shielded
Inductance	33 uH
Tolerance	20 %
Maximum DC Current	0.47 A
Maximum DC Resistance	450 mOhms
Minimum Operating Temperature	- 40 C
Maximum Operating Temperature	+ 125 C
Q Minimum	20
Test Frequency	2.52 MHz
Termination	-
Mounting Style	PCB Mount
Length	3.5 mm
Width	3.3 mm
Height	2.8 mm
Application	Power
Qualification	AEC-Q200
Packaging	Cut Tape
Packaging	MouseReel
Packaging	Reel
Core Material	Ferrite
Product	Fixed Inductors
Self Resonant Frequency	10 MHz
Type	SMD Inductor
Factory Pack Quantity	2000
Unit Weight	0.001693 oz

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V S C

AV ER

AI SIO

LA

BL

PL

IA

N

Features

n

Available in E6 series

n

Unit height of 2.8 mm

n

Current up to 0.72 A

n

RoHS compliant*

Applications

n

Input/output of DC/DC converters

n

Power supplies for:

*R

oH

S

C

O

M

T

100

Ro VE LEA

HS RS D

C ION FRE

OM S E

PL AR

IA E

NT

*

LE

AD

• Portable communication equipment

• Camcorders

• LCD TVs

F

RE

E

SRU3028 Series - Shielded SMD Power Inductors

General Specifications

SRF

Typ.

(MHz)

RDC

(mW)

I rms

Max.

(A)

I sat

Typ.

(A)

**K-

Factor

& *R

AE oH

C- S C

Q2 O

00 MP

Q LI

UA AN

LI T

FI

ED

Electrical Specifications

Bourns

Part Number

Inductance

@ 100 KHz

Tol.

L (µH)

(%)

Q

Ref.

Test

Freq.

(MHz)

SRU3028-150Y

SRU3028-220Y

SRU3028-330Y

SRU3028-470Y

SRU3028-680Y

SRU3028-101Y

15.0

22.0

33.0

47.0

68.0

100.0

±30

18

20

2.52

0.796

25

15

10

8

7

5

AP *Ro

PR HS

OV C

ED OM

(S PL

el IAN

ec T

t M

od

el

SRU3028-100Y

10.0

±30

20

7.96

35

160

230

270

450

815

0.72

0.66

0.60

0.47

0.32

0.24

0.19

0.86

0.72

0.62

0.48

0.38

0.28

0.21

276

241

214

180

133

112

91

Test Voltage ....................................0.1 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.

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

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

Materials

Core ....................Ferrite DR and RI core

Wire ............ Enameled copper (Class F)

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

Rated Current

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

Temperature Rise

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

Packaging .................... 600 pcs. per reel

Product Dimensions

3.5 ± 0.2

(.138 ± .008)

AE

C

1400

2200

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

Δ

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

determine core loss from

Core Loss vs. Flux Density

plot.

Core Loss vs. Flux Density

1000

SRU3028

100

Core Loss (mW)

10

s)

1

REF.

1.8

(.071)

REF.

4.2

(.165)

1 MHz

500 KHz

300 KHz

200 KHz

100 KHz

50 KHz

3.5 ± 0.2

(.138 ± .008)

100

3.3 ± 0.2

(.130 ± .008)

2.8 ± 0.2

(.110 ± .008)

0.1

100

0.01

100

1.3

REF.

(.051)

1000

10000

1.2

(.047)

REF.

Flux Density Bp-p (gauss)

Inductor Connection

3.3 ± 0.2

(.130 ± .008)

2.8 ± 0.2

(.110 ± .008)

Recommended Layout

REF.

4.2

(.165)

REF.

ER

1.8

(.071)

0.5

TYP.

(.020)

1.1

(.043)

TYP.

2.30

TYP.

(.091)

1.1

(.043)

TYP.

Electrical Schematic

0.5

TYP.

(.020)

1.2

(.047)

REF.

LC

R

M

ET

1.3

REF.

(.051)

TYP.

0.5

(.020)

2.30

TYP.

(.091)

MM

DIMENSIONS:

(INCHES)

TYP.

*

(.020)

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.

ER

0.5

SRU3028-330MH Related Products

	SRU3028-330MH	SRU3028-330M	SRU3028-220Y	SRU3028-100M	SRU3028-220MH	SRU3028-470Y	SRU3028-101Y
Description	Fixed Inductors 33uH 20% SMD 3028	Fixed Inductors 33uH 20% SMD 3028	Fixed Inductors 22uH 30% SMD 3028	Fixed Inductors 10uH 20% SMD 3028	Fixed Inductors 22uH 20% SMD 3028	Fixed Inductors 47uH 30% SMD 3028	Fixed Inductors 100uH 30% SMD 3028
Tolerance	20 %	20 %	30%	20 %	20 %	30%	30%
Product Attribute	Attribute Value	Attribute Value	-	Attribute Value	Attribute Value	-	-
Manufacturer	Bourns	Bourns	-	Bourns	Bourns	-	-
Product Category	Fixed Inductors	Fixed Inductors	-	Fixed Inductors	Fixed Inductors	-	-
RoHS	Details	Details	-	Details	Details	-	-
Termination Style	SMD/SMT	SMD/SMT	-	SMD/SMT	SMD/SMT	-	-
Shielding	Shielded	Shielded	-	Shielded	Shielded	-	-
Inductance	33 uH	33 uH	-	10 uH	22 uH	-	-
Maximum DC Current	0.47 A	0.47 A	-	720 mA	600 mA	-	-
Maximum DC Resistance	450 mOhms	600 mOhms	-	15 mOhms	40 mOhms	-	-
Minimum Operating Temperature	- 40 C	- 40 C	-	- 40 C	- 40 C	-	-
Maximum Operating Temperature	+ 125 C	+ 125 C	-	+ 125 C	+ 125 C	-	-
Q Minimum	20	20	-	20	18	-	-
Test Frequency	2.52 MHz	2.52 MHz	-	7.96 MHz	2.52 MHz	-	-
Mounting Style	PCB Mount	PCB Mount	-	PCB Mount	PCB Mount	-	-
Length	3.5 mm	3.5 mm	-	3.5 mm	3.5 mm	-	-
Width	3.3 mm	3.3 mm	-	3.3 mm	3.3 mm	-	-
Height	2.8 mm	2.8 mm	-	2.8 mm	2.8 mm	-	-
Application	Power	Power	-	Power	Power	-	-
Qualification	AEC-Q200	AEC-Q200	-	AEC-Q200	AEC-Q200	-	-
Packaging	Reel	Reel	-	Reel	Reel	-	-
Core Material	Ferrite	Ferrite	-	Ferrite	Ferrite	-	-
Product	Fixed Inductors	Fixed Inductors	-	Fixed Inductors	Fixed Inductors	-	-
Self Resonant Frequency	10 MHz	10 MHz	-	35 MHz	15 MHz	-	-
Type	SMD Inductor	SMD Inductor	-	SMD Inductor	SMD Inductor	-	-
Factory Pack Quantity	2000	600	-	600	2000	-	-
Unit Weight	0.001693 oz	0.001693 oz	-	0.001693 oz	0.001693 oz	-	-

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