ManufacturerPackagingSeriesPart StatusTypeApplicationsIntended ChipsetChipset ManufacturerVoltage - PrimaryVoltage - AuxillaryVoltage - IsolationInductance @ FrequencyFrequencyOperating TemperatureMounting TypeSize / DimensionHeight - Seated (Max)FootprintHeight Above Board
Supplier Part Number
Manufacturer Part Number
PriceStock
Manufacturer
Description
Packaging
Series
Part Status
Type
Applications
Intended Chipset
Chipset Manufacturer
Voltage - Primary
Voltage - Auxillary
Voltage - Isolation
Inductance @ Frequency ...
Frequency
Operating Temperature ...
Mounting Type
Size / Dimension
Height - Seated (Max) ...
Footprint
Height Above Board
750311889
750311889
100+8.33333
500+7.50002
Increments of 100
Leadtime
2-3 weeks		Wurth Electronics MidcomTRANS FLYBACK LT3748 37UH SMDTape & Reel (TR)WE-FBActiveFor DC/DC ConvertersFlyback ConvertersLT3573, LT3574, LT3575, LT3748Linear Technology28V-500Vrms37µH @ 100kHz, 928µH @ 100kHz100 ~ 300kHz-40°C ~ 125°CSurface Mount32.31mm L x 27.03mm W13.69mm1.27" x 1.06" (32.3mm x 27.0mm)0.539" (13.69mm)
750811048
750811048
1+8.88235
10+8.17353
50+7.81863
100+7.10784
250+6.39706
Increments of 1
Leadtime
2-3 weeks		Wurth Electronics MidcomTRANS FLYBACK LT3748 1500UH RADTrayWE-FBActiveFor DC/DC ConvertersFlyback ConvertersLT3573, LT3574, LT3575, LT3748Linear Technology120 ~ 375V15V4500Vrms1.5mH @ 10kHz300kHz-40°C ~ 125°CThrough Hole24.38mm L x 20.32mm W16.00mm0.96" x 0.80" (24.4mm x 20.3mm)0.630" (16.00mm)
750311486
750311486
200+4.41176
Increments of 200
Leadtime
2-3 weeks		Wurth Electronics MidcomTRANS FLYBACK LT3748 100UH SMDTape & Reel (TR)WE-FBActiveFor DC/DC ConvertersFlyback ConvertersLT3573, LT3574, LT3575, LT3748Linear Technology12V4V @ 20mA1500Vrms100µH @ 50kHz50kHz-40°C ~ 125°CSurface Mount17.75mm L x 13.46mm W12.70mm0.70" x 0.53" (17.8mm x 13.5mm)0.500" (12.70mm)
750311692
750311692
300+4.41176
Increments of 300
Leadtime
2-3 weeks		Wurth Electronics MidcomTRANS FLYBACK LT3748 80UH SMDTape & Reel (TR)WE-FBActiveFor DC/DC ConvertersFlyback ConvertersLT3573, LT3574, LT3575, LT3748Linear Technology8 ~ 15V-1500Vrms80µH @ 100kHz200kHz-40°C ~ 125°CSurface Mount9.14mm L x 9.78mm W10.54mm0.39" x 0.36" (9.8mm x 9.1mm)0.415" (10.54mm)
750311691
750311691
800+4.41176
Increments of 800
Leadtime
2-3 weeks		Wurth Electronics MidcomTRANS FLYBACK LT3748 60UH SMDTape & Reel (TR)WE-FBActiveFor DC/DC ConvertersFlyback ConvertersLT3573, LT3574, LT3575, LT3748Linear Technology8 ~ 15V-1500Vrms60µH @ 100kHz200kHz-40°C ~ 125°CSurface Mount8.26mm L x 6.60mm W5.59mm0.33" x 0.26" (8.3mm x 6.6mm)0.220" (5.59mm)
749196510-Cut
749196510
Leadtime
2-3 weeks		Wurth Electronics Inc.TRANSFORMER 9.9UH 1.91A SMDCut Tape (CT)WE-FLEXConfigurable (For DC/DC)Flexible----500VDC9.9µH @ 10kHz--40°C ~ 125°CSurface Mount21.00mm L x 21.00mm W10.80mm1.16" x 0.83" (29.5mm x 21.0mm)0.425" (10.80mm)
749196531-Cut
749196531
Leadtime
2-3 weeks		Wurth Electronics Inc.TRANSFORMER 9.7UH 1.7A SMDCut Tape (CT)WE-FLEXConfigurable (For DC/DC)Flexible----500VDC9.7µH @ 10kHz--40°C ~ 125°CSurface Mount21.00mm L x 21.00mm W10.80mm1.16" x 0.83" (29.5mm x 21.0mm)0.425" (10.80mm)
749196331-Cut
749196331
Leadtime
2-3 weeks		Wurth Electronics Inc.TRANSFORMER 9.3UH .97A SMDCut Tape (CT)WE-FLEXConfigurable (For DC/DC)Flexible----500VDC9.3µH @ 10kHz--40°C ~ 125°CSurface Mount17.50mm L x 16.00mm W8.30mm0.87" x 0.69" (22.1mm x 17.5mm)0.327" (8.30mm)
749196341-Cut
749196341
Leadtime
2-3 weeks		Wurth Electronics Inc.TRANSFORMER 7.9UH .97A SMDCut Tape (CT)WE-FLEXConfigurable (For DC/DC)Flexible----500VDC7.9µH @ 10kHz--40°C ~ 125°CSurface Mount17.50mm L x 16.00mm W8.30mm0.87" x 0.69" (22.1mm x 17.5mm)0.327" (8.30mm)
749196541-Cut
749196541
Leadtime
2-3 weeks		Wurth Electronics Inc.TRANSFORMER 7.6UH 1.7A SMDCut Tape (CT)WE-FLEXConfigurable (For DC/DC)Flexible----500VDC7.6µH @ 10kHz--40°C ~ 125°CSurface Mount21.00mm L x 21.00mm W10.80mm1.16" x 0.83" (29.5mm x 21.0mm)0.425" (10.80mm)
749196520-Cut
749196520
Leadtime
2-3 weeks		Wurth Electronics Inc.TRANSFORMER 5.3UH 1.91A SMDCut Tape (CT)WE-FLEXConfigurable (For DC/DC)Flexible----500VDC5.3µH @ 10kHz--40°C ~ 125°CSurface Mount21.00mm L x 21.00mm W10.80mm1.16" x 0.83" (29.5mm x 21.0mm)0.425" (10.80mm)
749196311-Cut
749196311
Leadtime
2-3 weeks		Wurth Electronics Inc.TRANSFORMER 23.3UH .97A SMDCut Tape (CT)WE-FLEXConfigurable (For DC/DC)Flexible----500VDC23.3µH @ 10kHz--40°C ~ 125°CSurface Mount17.50mm L x 16.00mm W8.30mm0.87" x 0.69" (22.1mm x 17.5mm)0.327" (8.30mm)
749196511-Cut
749196511
Leadtime
2-3 weeks		Wurth Electronics Inc.TRANSFORMER 22.3UH 1.7A SMDCut Tape (CT)WE-FLEXConfigurable (For DC/DC)Flexible----500VDC22.3µH @ 10kHz--40°C ~ 125°CSurface Mount21.00mm L x 21.00mm W10.80mm1.16" x 0.83" (29.5mm x 21.0mm)0.425" (10.80mm)
749196301-Cut
749196301
Leadtime
2-3 weeks		Wurth Electronics Inc.TRANSFORMER 153.8UH .97A SMDCut Tape (CT)WE-FLEXConfigurable (For DC/DC)Flexible----500VDC153.8µH @ 10kHz--40°C ~ 125°CSurface Mount17.50mm L x 16.00mm W8.30mm0.87" x 0.69" (22.1mm x 17.5mm)0.327" (8.30mm)
749196321-Cut
749196321
Leadtime
2-3 weeks		Wurth Electronics Inc.TRANSFORMER 14.2UH .97A SMDCut Tape (CT)WE-FLEXConfigurable (For DC/DC)Flexible----500VDC14.2µH @ 10kHz--40°C ~ 125°CSurface Mount17.50mm L x 16.00mm W8.30mm0.87" x 0.69" (22.1mm x 17.5mm)0.327" (8.30mm)
749196521-Cut
749196521
Leadtime
2-3 weeks		Wurth Electronics Inc.TRANSFORMER 12UH 1.7A SMDCut Tape (CT)WE-FLEXConfigurable (For DC/DC)Flexible----500VDC12µH @ 10kHz--40°C ~ 125°CSurface Mount21.00mm L x 21.00mm W10.80mm1.16" x 0.83" (29.5mm x 21.0mm)0.425" (10.80mm)
7491194912-Cut
7491194912
1+6.28431
10+5.95588
50+5.6251
Increments of 1
Leadtime
2-3 weeks		Wurth Electronics Inc.TRANS FLYBACK POE+ 42UH SMDCut Tape (CT)WE-PoE+ActiveFor DC/DC ConvertersPower Over Ethernet (PoE)--36 ~ 72V12V1500Vrms42µH @ 100kHz--40°C ~ 125°CSurface Mount29.08mm L x 23.11mm W11.43mm1.15" x 0.91" (29.1mm x 23.1mm)0.450" (11.43mm)
750310744-Cut
750310744
Leadtime
2-3 weeks		Wurth Electronics MidcomTRANS FLYBACK POE+ 38UH SMDCut Tape (CT)WE-PoE+For DC/DC ConvertersPower Over Ethernet (PoE)--37 ~ 57V12V @ 30mA1500Vrms38µH @ 100kHz250 ~ 400kHz-40°C ~ 125°CSurface Mount17.75mm L x 13.46mm W12.70mm0.70" x 0.53" (17.8mm x 13.5mm)0.500" (12.70mm)
750310743-Cut
750310743
Leadtime
2-3 weeks		Wurth Electronics MidcomTRANS FLYBACK POE+ 38UH SMDCut Tape (CT)WE-PoE+For DC/DC ConvertersPower Over Ethernet (PoE)--37 ~ 57V12.7V @ 30mA1500Vrms38µH @ 100kHz250 ~ 400kHz-40°C ~ 125°CSurface Mount13.97mm L x 13.46mm W12.70mm0.70" x 0.53" (17.8mm x 13.5mm)0.500" (12.70mm)
750310742-Cut
750310742
1+5.58823
10+5.29412
50+5
100+4.70588
Increments of 1
Leadtime
2-3 weeks		Wurth Electronics MidcomTRANS FLYBACK POE+ 38UH SMDCut Tape (CT)WE-PoE+ActiveFor DC/DC ConvertersPower Over Ethernet (PoE)--37 ~ 57V12.5V @ 30mA1500Vrms38µH @ 100kHz250 ~ 400kHz-40°C ~ 125°CSurface Mount17.75mm L x 13.46mm W12.70mm0.70" x 0.53" (17.8mm x 13.5mm)0.500" (12.70mm)
7491199312-Cut
7491199312
Leadtime
2-3 weeks		Wurth Electronics Inc.TRANS FLYBACK POE 40UH SMDCut Tape (CT)WE-PoEFor DC/DC ConvertersPower Over Ethernet (PoE)LM5070, LM5071, LM5072, LTC4267, TPS23750, TPS23770-36 ~ 57V-1500Vrms40µH @ 100kHz200kHz-40°C ~ 125°CSurface Mount17.75mm L x 13.46mm W12.70mm0.70" x 0.53" (17.8mm x 13.5mm)0.500" (12.70mm)
7491199332-Cut
7491199332
1+6.28431
10+5.95588
50+5.6251
100+5.29412
Increments of 1
Leadtime
2-3 weeks		Wurth Electronics Inc.TRANS FLYBACK POE 35UH SMDCut Tape (CT)WE-PoEFor DC/DC ConvertersPower Over Ethernet (PoE)LM5070, LM5071, LM5072, LTC4267, TPS23750, TPS23770-14 ~ 60V10V @ 50mA1500Vrms35µH @ 100kHz250kHz-40°C ~ 125°CSurface Mount17.75mm L x 13.46mm W12.70mm0.70" x 0.53" (17.8mm x 13.5mm)0.500" (12.70mm)
7491199212-Cut
7491199212
1+6.28431
10+5.95588
50+5.6251
100+5.29412
Increments of 1
Leadtime
2-3 weeks		Wurth Electronics Inc.TRANS FLYBACK POE 127UH SMDCut Tape (CT)WE-PoEActiveFor DC/DC ConvertersPower Over Ethernet (PoE)LM5070, LM5071, LM5072, LTC4267, TPS23750, TPS23770-34 ~ 72V12V @ 15mA1500Vrms127µH @ 100kHz--40°C ~ 125°CSurface Mount13.50mm L x 17.75mm W12.50mm0.70" x 0.53" (17.8mm x 13.5mm)0.492" (12.50mm)
7491199112-Cut
7491199112
1+6.28431
10+5.95588
50+5.6251
100+5.29412
Increments of 1
Leadtime
2-3 weeks		Wurth Electronics Inc.TRANS FLYBACK POE 127UH SMDCut Tape (CT)WE-PoEActiveFor DC/DC ConvertersPower Over Ethernet (PoE)LM5070, LM5071, LM5072, LTC4267, TPS23750, TPS23770-34 ~ 72V12V @ 15mA1500Vrms127µH @ 100kHz--40°C ~ 125°CSurface Mount13.50mm L x 17.75mm W12.50mm0.70" x 0.53" (17.8mm x 13.5mm)0.492" (12.50mm)
7491199501-Cut
7491199501
1+6.28431
10+5.95588
50+5.6251
100+5.29412
Increments of 1
Leadtime
2-3 weeks		Wurth Electronics Inc.TRANS FLYBACK POE 127UH SMDCut Tape (CT)WE-PoEActiveFor DC/DC ConvertersPower Over Ethernet (PoE)LM5070, LM5071, LM5072, LTC4267, TPS23750, TPS23770-34 ~ 72V12V @ 15mA1500Vrms127µH @ 100kHz--40°C ~ 125°CSurface Mount13.50mm L x 17.75mm W12.50mm0.70" x 0.53" (17.8mm x 13.5mm)0.492" (12.50mm)