31369R datasheet, PDF - EEWORLD Datasheet

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31369R: DescriptionSMPS Transformer, 15W; CategoryPower management transformer; File Size125KB，1 Pages; ManufacturerWurth Elektronik

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31369R Overview

SMPS Transformer, 15W

31369R Parametric

Parameter Name	Attribute value
Is it lead-free?	Contains lead
Is it Rohs certified?	incompatible
Reach Compliance Code	compliant
ECCN code	EAR99
Other features	FLY BACK, LENGTH DIMENSION INCLUDES TERMINAL ALSO, PUSH-PULL, TURNS RATIO: 1:1:1:1:1:1
Certification	UL
high	11.43 mm
length	29.08 mm
Manufacturer's serial number	31369R
Installation features	SURFACE MOUNT
Number of primary windings	3
Number of secondary windings	3
Maximum operating frequency	500 kHz
Maximum operating temperature	85 °C
Minimum operating temperature	-40 °C
method of packing	REEL
physical size	L29.08XB23.11XH11.43 (mm)
rated power	15 W
Primary inductance	14.4 µH
surface mount	YES
Transformer type	SMPS TRANSFORMER
width	23.11 mm
Base Number Matches	1

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TransformingMagnetics

SwitchmodePower

FLEXformer

20 Product Line

.450 MAX.

[11.43]

DOT LOCATES TERM. #1

1.145 MAX.

[29.08]

Features

.910 MAX.

[23.11]

• Economic, reliable SMD transformers and inductors

• Combine windings in series or parallel to meet your specific

application

• Manufactured with UL94 V-O materials

• Pick and place compatible

• Compatible with solder reflow process to 240º C

• Power range: Typically 15 watts and below

• Frequency range up to 500kHz

Applications

.080 (12)

[2.03]

.118 (10)

[3.00]

.028 (12)

[.17]

1.145 MAX.

[29.08]

.047 (12)

[1.19]

• Ideal for use as inductors or transformers in DC/DC

converters for the following topologies applications:

- Buck/Boost

- Chokes

- Filters

- Coupled inductors

- Flyback

- Push-Pull

- SEPIC

- Cuk

- Forward converters

- Half/Full bridge

.120 (12)

[3.05]

Environmental Specifications

• Operating temperature range:

-40°C to +85°C

• Storage temperature range:

-50°C to +155°C

Packaging

• 125 pcs per 18” reel

• 44 mm pitch

P/N

31368R

31369R

31370R

31371R

31372R

31373R

31374R

Base

9.0 +/- 15%

14.4 +/- 15%

23.0 +/- 15%

36.0+/- 15%

45.4 +/- 15%

57.6 +/- 20%

110 min

Isat

Base1

5.5

4.25

3.25

2.5

1.75

1.25

Irms

Base2

DCR Max

per wind ohms

1.6

.06

1.6

.06

1.6

.06

1.6

.06

1.6

.06

1.6

.06

1.6

.06

1 Amount of DC current that will result in approximately a 15% or less decrease in inductance.

2 RMS current rating for each single wind based on 200 circular mils per amp.

3 Maximum breakdown voltage between any 2 windings is 500VDC. Safety critical or high

voltage designs are available upon request as a customized product.

4 Turns ratio 1:1:1:1:1:1 +/- 1%.

05/08/03

Details subject to change. Contact your Midcom sales representative for additional information. Dimensions: in/mm. All tolerances are ± .010/0,25 and electrical specifications are @ 25°C unless otherwise specified.

Midcom, Inc. USA

121 Airport Drive - PO Box 1330

Watertown, SD 57201

T: 605.886.4385 ~ F: 605.886.4486

www.midcom-inc.com ~ email:sales@midcom-inc.com

Midcom, Inc. China

10/F Spectrum Tower 53 Hung to Road

Kwun Tong, Kowloon, HK

T: 852.2320.4221 ~ F: 852.2352.3272

www.midcom.com.cn ~ email:sye@midcom-inc.com

31369R Related Products

	31369R	31374R	31370R	31372R	31371R
Description	SMPS Transformer, 15W	SMPS Transformer, 15W	SMPS Transformer, 15W	SMPS Transformer, 15W	SMPS Transformer, 15W
Is it lead-free?	Contains lead	Contains lead	Contains lead	Contains lead	Contains lead
Is it Rohs certified?	incompatible	incompatible	incompatible	incompatible	incompatible
Reach Compliance Code	compliant	compli	compliant	compliant	compliant
ECCN code	EAR99	EAR99	EAR99	EAR99	EAR99
Other features	FLY BACK, LENGTH DIMENSION INCLUDES TERMINAL ALSO, PUSH-PULL, TURNS RATIO: 1:1:1:1:1:1	FLY BACK, LENGTH DIMENSION INCLUDES TERMINAL ALSO, PUSH-PULL, TURNS RATIO: 1:1:1:1:1:1	FLY BACK, LENGTH DIMENSION INCLUDES TERMINAL ALSO, PUSH-PULL, TURNS RATIO: 1:1:1:1:1:1	FLY BACK, LENGTH DIMENSION INCLUDES TERMINAL ALSO, PUSH-PULL, TURNS RATIO: 1:1:1:1:1:1	FLY BACK, LENGTH DIMENSION INCLUDES TERMINAL ALSO, PUSH-PULL, TURNS RATIO: 1:1:1:1:1:1
Certification	UL	UL	UL	UL	UL
high	11.43 mm	11.43 mm	11.43 mm	11.43 mm	11.43 mm
length	29.08 mm	29.08 mm	29.08 mm	29.08 mm	29.08 mm
Manufacturer's serial number	31369R	31374R	31370R	31372R	31371R
Installation features	SURFACE MOUNT	SURFACE MOUNT	SURFACE MOUNT	SURFACE MOUNT	SURFACE MOUNT
Number of primary windings	3	3	3	3	3
Number of secondary windings	3	3	3	3	3
Maximum operating frequency	500 kHz	500 kHz	500 kHz	500 kHz	500 kHz
Maximum operating temperature	85 °C	85 °C	85 °C	85 °C	85 °C
Minimum operating temperature	-40 °C	-40 °C	-40 °C	-40 °C	-40 °C
method of packing	REEL	REEL	REEL	REEL	REEL
physical size	L29.08XB23.11XH11.43 (mm)	L29.08XB23.11XH11.43 (mm)	L29.08XB23.11XH11.43 (mm)	L29.08XB23.11XH11.43 (mm)	L29.08XB23.11XH11.43 (mm)
rated power	15 W	15 W	15 W	15 W	15 W
Primary inductance	14.4 µH	110 µH	23 µH	45.4 µH	36 µH
surface mount	YES	YES	YES	YES	YES
Transformer type	SMPS TRANSFORMER	SMPS TRANSFORMER	SMPS TRANSFORMER	SMPS TRANSFORMER	SMPS TRANSFORMER
width	23.11 mm	23.11 mm	23.11 mm	23.11 mm	23.11 mm
Base Number Matches	1	1	1	1	1

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