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  • Output Power
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  • Width
  • Applications
  • Inductance @ Frequency

Attribute column

Manufacturer

Wurth Electronics Switching Converter, SMPS Transformers

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Product

Inventory

Pricing(USD)

Quantity

Datasheet

RoHS

Factory Lead Time

Mount

Mounting Type

Package / Case

Dimensions

Mounting

MSL

RoHS

Operating Temperature

Packaging

Series

Size / Dimension

Part Status

Moisture Sensitivity Level (MSL)

Termination

Type

Resistance

Max Operating Temperature

Min Operating Temperature

Applications

Capacitance

Power Rating

Shielding

Depth

Current Rating

Frequency

Voltage - Isolation

Output Voltage

Note

Inductance

DC Resistance (DCR)

Output Current

Max DC Current

Output Power

Min Input Voltage

Max Input Voltage

Current - Output 1

Max Frequency

Input Current

Current - Output 2

Voltage - Primary

Primary Winding(s)

Turns Ratio - Primary:Secondary

Inductance @ Frequency

Secondary Winding(s)

Secondary Current

Footprint

Chipset Manufacturer

Voltage - Auxiliary

Intended Chipset

Height

Height Seated (Max)

Length

Width

REACH SVHC

RoHS Status

Lead Free

750311590
750311590

Würth Elektronik

145

-

Datasheet

20 Weeks

Surface Mount

Surface Mount

-

-

-

-

-

-40°C~85°C

Tape & Reel (TR)

WE-FB

-

Active

1 (Unlimited)

SMD/SMT

For DC/DC Converters

-

85°C

-40°C

Flyback Converters

-

-

-

13.69mm

18A

150kHz

1500Vrms

12V

-

8 μH

20mOhm

-

18A

-

-

-

-

-

4A

-

20V~48V

-

2:1

8μH @ 150kHz

-

-

1.064 L x 1.272 W (27.03mm x 32.31mm)

Linear Technology

10V

LT3573, LT3574, LT3575, LT3748

13.69mm

0.544 13.82mm

32.31mm

27.03mm

Unknown

ROHS3 Compliant

-

760871534
760871534

Würth Elektronik

645
Datasheet

-

Surface Mount

Surface Mount

SMD/SMT

-

-

-

-

-40°C~125°C

Cut Tape (CT)

WE-UOST

0.654Lx0.790W 16.60mmx20.06mm

Discontinued

1 (Unlimited)

SMD/SMT

For AC/DC Converters

190mOhm

125°C

-40°C

LED Drivers, AC/DC SMPS

-

-

Unshielded

-

-

60kHz~150kHz

4000Vrms

-

-

1.25 mH

3Ohm

-

-

-

-

-

550mA

-

-

1.25A

85V~265V

-

-

1.25mH @ 100kHz

-

-

0.654 L x 1.016 W (16.60mm x 25.81mm)

-

14V

-

13.5mm

0.551 14.00mm

25.81mm

16.6mm

-

ROHS3 Compliant

-

750311691
750311691

Würth Elektronik

45
Datasheet

20 Weeks

Surface Mount

Surface Mount

-

-

-

-

-

-40°C~125°C

Tape & Reel (TR)

WE-FB

-

Active

1 (Unlimited)

-

For DC/DC Converters

-

125°C

-40°C

Flyback Converters

-

-

-

5.59mm

-

200kHz

1500Vrms

150V

-

60 μH

315mOhm

-

-

-

-

-

-

-

3A

-

8V~15V

-

5:1

60μH @ 100kHz

-

-

0.260 L x 0.325 W (6.60mm x 8.26mm)

Linear Technology

-

LT3573, LT3574, LT3575, LT3748

-

0.225 5.72mm

8.26mm

6.6mm

Unknown

ROHS3 Compliant

-

750311599
750311599

Würth Elektronik

211
Datasheet

20 Weeks

Surface Mount

Surface Mount

-

-

-

-

-

-40°C~125°C

Tape & Reel (TR)

WE-FB

-

Active

1 (Unlimited)

SMD/SMT

For DC/DC Converters

-

125°C

-40°C

Flyback Converters

-

-

-

11.43mm

12A

-

1500Vrms

15V

-

8 μH

40mOhm

-

12A

-

-

-

-

-

4A

-

20V~48V

-

1.5:1

8μH @ 10kHz

-

-

0.910 L x 1.150 W (23.11mm x 29.08mm)

Linear Technology

-

LT3573, LT3574, LT3575, LT3748

11.43mm

0.455 11.56mm

29.08mm

23.11mm

Unknown

ROHS3 Compliant

-

750311423
750311423

Würth Elektronik

844

-

Datasheet

20 Weeks

Surface Mount

Surface Mount

-

-

-

-

-

-40°C~125°C

Tape & Reel (TR)

WE-FB

-

Active

1 (Unlimited)

-

For DC/DC Converters

-

125°C

-40°C

Flyback Converters

-

-

-

12.7mm

-

100kHz

1500Vrms

5V

-

50 μH

90mOhm

-

-

-

-

-

-

-

4A

-

36V

-

4:1

50μH @ 10kHz

-

-

0.530 L x 0.699 W (13.46mm x 17.75mm)

Linear Technology

10V @ 20mA

LT3573, LT3574, LT3575, LT3748

-

0.505 12.83mm

17.75mm

13.46mm

Unknown

ROHS3 Compliant

-

750311305
750311305

Würth Elektronik

22564837
Datasheet

20 Weeks

Surface Mount

Surface Mount

-

-

-

-

-

-40°C~125°C

Tape & Reel (TR)

WE-FB

-

Active

1 (Unlimited)

SMD/SMT

For DC/DC Converters

-

125°C

-40°C

Flyback Converters

-

-

-

11.43mm

2.8A

100kHz

1500Vrms

12V

-

50 μH

185mOhm

-

2.8A

-

-

-

-

-

4A

-

9V~30V

-

3:1

50μH @ 10kHz

-

-

0.525 L x 0.600 W (13.34mm x 15.24mm)

Linear Technology

8V @ 20mA

LT3573, LT3574, LT3575, LT3748

11.43mm

0.455 11.56mm

15.24mm

13.34mm

Unknown

ROHS3 Compliant

-

7491195212
7491195212

Würth Elektronik

173

-

Datasheet

17 Weeks

Surface Mount

Surface Mount

-

-

-

-

-

-40°C~125°C

Cut Tape (CT)

WE-PoEH

0.551Lx0.591W 14.00mmx15.00mm

Active

1 (Unlimited)

SMD/SMT

For DC/DC Converters

-

125°C

-40°C

Power Over Ethernet (PoE)

-

24W

-

-

-

200kHz~400kHz

1500Vrms

-

-

21 μH

-

-

-

-

-

-

-

-

-

-

9V~57V

-

1.33:1

21μH @ 100kHz

-

-

0.551 L x 0.591 W (14.00mm x 18.10mm)

-

10V

-

14.5mm

0.571 14.50mm

14mm

17.65mm

Unknown

ROHS3 Compliant

-

750311308
750311308

Würth Elektronik

2022
Datasheet

20 Weeks

Surface Mount

Surface Mount

-

-

-

-

-

-40°C~125°C

Tape & Reel (TR)

WE-FB

-

Active

1 (Unlimited)

-

For DC/DC Converters

-

125°C

-40°C

Flyback Converters

-

-

-

11.43mm

-

100kHz

1500Vrms

24V

-

100 μH

325mOhm

-

-

-

-

-

-

-

3A

-

9V~30V

-

1:1

100μH @ 10kHz

-

-

0.525 L x 0.600 W (13.34mm x 15.24mm)

Linear Technology

8V @ 20mA

LT3573, LT3574, LT3575, LT3748

-

0.455 11.56mm

15.24mm

13.34mm

Unknown

ROHS3 Compliant

-

750311304
750311304

Würth Elektronik

In Stock

-

Datasheet

20 Weeks

Surface Mount

Surface Mount

-

-

-

-

-

-40°C~125°C

Tape & Reel (TR)

WE-FB

-

Active

1 (Unlimited)

-

For DC/DC Converters

-

125°C

-40°C

Flyback Converters

-

-

-

11.43mm

-

100kHz

1500Vrms

5V

-

50 μH

146mOhm

-

-

-

-

-

-

-

4A

-

9V~30V

-

4:1

50μH @ 10kHz

-

-

0.525 L x 0.600 W (13.34mm x 15.24mm)

Linear Technology

10V @ 20mA

LT3573, LT3574, LT3575, LT3748

-

0.455 11.56mm

15.24mm

13.34mm

Unknown

ROHS3 Compliant

Lead Free

760895651
760895651

Würth Elektronik

53
Datasheet

15 Weeks

Through Hole

Through Hole

-

-

-

-

-

-40°C~125°C

Tray

WE-LLCR

1.692Lx1.732W 43.00mmx44.00mm

Active

1 (Unlimited)

Solder

For AC/DC Converters

-

125°C

-40°C

Resonant Converters

-

200W

Unshielded

-

4.2A

70kHz~120kHz

4000Vrms

48V

-

500 μH

150mOhm

4.2A

-

-

-

-

-

-

-

-

360V~400V

-

-

500μH @ 100kHz

-

-

1.692 L x 1.732 W (43.00mm x 44.00mm)

-

-

-

30mm

1.181 30.00mm

44mm

43mm

-

ROHS3 Compliant

-

750032051
750032051

Würth Elektronik

93
Datasheet

20 Weeks

PCB, Surface Mount

Surface Mount

SMD/SMT

-

-

-

-

-40°C~125°C

Tape & Reel (TR)

WE-FB

-

Active

1 (Unlimited)

-

For DC/DC Converters

-

125°C

-40°C

Capacitor Charger

0F

-

-

-

-

-

1000Vrms

-

-

10 μH

700mOhm

-

-

-

-

-

-

-

-

-

18V~30V

-

1:10

10μH @ 10kHz

-

-

0.865 L x 1.130 W (21.97mm x 28.70mm)

Linear Technology

-

LT3751

-

0.455 11.58mm

28.7mm

21.97mm

Unknown

ROHS3 Compliant

-

749196321
749196321

Würth Elektronik

407
Datasheet

21 Weeks

Surface Mount

Surface Mount

SMD/SMT

-

-

-

-

-40°C~125°C

Tape & Reel (TR)

WE-FLEX

0.689Lx0.630W 17.50mmx16.00mm

Active

1 (Unlimited)

SMD/SMT

Configurable (For DC/DC)

-

125°C

-40°C

Flexible

-

500W

-

8.3mm

-

-

500VDC

-

-

14.2 μH

140mOhm

-

-

-

-

-

-

1MHz

-

-

-

Triple

1:1

14.2μH @ 10kHz

Triple

970mA

0.689 L x 0.935 W (17.50mm x 23.74mm)

-

-

-

8.3mm

0.327 8.30mm

17.5mm

16mm

Unknown

ROHS3 Compliant

-

760895741
760895741

Würth Elektronik

68
Datasheet

15 Weeks

Through Hole

Through Hole

-

-

-

-

-

-40°C~125°C

Tray

WE-LLCR

1.811Lx1.890W 46.00mmx48.00mm

Active

1 (Unlimited)

Solder

For AC/DC Converters

-

125°C

-40°C

Resonant Converters

-

250W

Unshielded

-

10.4A

70kHz~120kHz

4000Vrms

24V

-

400 μH

150mOhm

10.4A

-

-

-

-

-

-

-

-

360V~400V

-

-

400μH @ 100kHz

-

-

1.811 L x 1.890 W (46.00mm x 48.00mm)

-

-

-

27.5mm

1.083 27.50mm

48mm

46mm

-

ROHS3 Compliant

-

7491196212
7491196212

Würth Elektronik

45

-

Datasheet

17 Weeks

Surface Mount

Surface Mount

-

-

-

-

-

-40°C~125°C

Cut Tape (CT)

WE-PoEH

0.551Lx0.591W 14.00mmx15.00mm

Active

1 (Unlimited)

SMD/SMT

For DC/DC Converters

-

125°C

-40°C

Power Over Ethernet (PoE)

-

38.4W

-

-

-

200kHz~400kHz

1500Vrms

-

-

128 μH

-

-

-

-

-

-

-

-

-

-

9V~57V

-

1:1

128μH @ 100kHz

-

-

0.551 L x 0.591 W (14.00mm x 18.10mm)

-

10V

-

14.5mm

0.571 14.50mm

14mm

17.65mm

Unknown

ROHS3 Compliant

-

749119450
749119450

Würth Elektronik

In Stock

-

Datasheet

20 Weeks

Surface Mount

Surface Mount

SMD/SMT

-

-

-

-

-40°C~125°C

Tape & Reel (TR)

WE-PoE+

-

Active

1 (Unlimited)

-

For DC/DC Converters

-

125°C

-40°C

Power Over Ethernet (PoE)

-

30W

-

-

6A

250kHz~400kHz

1500Vrms

5V

-

65 μH

-

-

-

-

36V

72V

-

-

-

-

36V~72V

-

-

65μH @ 100kHz

-

-

0.910 L x 1.145 W (23.11mm x 29.08mm)

-

15V @ 20mA

-

11.43mm

0.455 11.56mm

29.08mm

23.11mm

No SVHC

ROHS3 Compliant

-

750311307
750311307

Würth Elektronik

244
Datasheet

20 Weeks

Surface Mount

Surface Mount

-

-

-

-

-

-40°C~125°C

Tape & Reel (TR)

WE-FB

-

Active

1 (Unlimited)

-

For DC/DC Converters

-

125°C

-40°C

Flyback Converters

-

-

-

11.43mm

-

100kHz

1500Vrms

24V

-

100 μH

290mOhm

-

-

-

-

-

-

-

100A

-

9V~30V

-

2:1

100μH @ 10kHz

-

-

0.525 L x 0.600 W (13.34mm x 15.24mm)

Linear Technology

8V @ 20mA

LT3573, LT3574, LT3575, LT3748

-

0.455 11.56mm

15.24mm

13.34mm

Unknown

ROHS3 Compliant

-

156239
156239

Wurth Electronics

In Stock

-

-

-

-

-

-

33,5x31x24mm

PCB

n/a

Yes

-

-

n/a

-

-

-

-

Flyback

-

-

-

-

-

-

-

-

-

-

-

-

n/a

-

-

-

-

48 W

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

194807
194807

Wurth Electronics

In Stock

-

-

-

-

-

-

29x23x11,4mm

PCB

n/a

Yes

-

-

n/a

-

-

-

-

Flyback

-

-

-

-

-

-

-

-

-

-

-

-

n/a

-

-

-

-

30 W

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

194939
194939

Wurth Electronics

In Stock

-

-

-

-

-

-

17,75x13,46x12,7mm

PCB

n/a

Yes

-

-

n/a

-

-

-

-

Flyback

-

-

-

-

-

-

-

-

-

-

-

-

n/a

-

-

-

-

15 W

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

194932
194932

Wurth Electronics

In Stock

-

-

-

-

-

-

32,3x27x13,7mm

PCB

n/a

Yes

-

-

n/a

-

-

-

-

Flyback

-

-

-

-

-

-

-

-

-

-

-

-

n/a

-

-

-

-

46 W

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-