Pulse Transformers

Browse available Pulse Transformers part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.

For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.

Compare Part Numbers Review available models and manufacturers

Datasheets & Specifications Access technical references quickly

RFQ & BOM Support Send quantities for sourcing and quotation

Mfr. Part #	Availability	Price	Quantity	Datasheet	Series	Packaging	Product Status	Transformer Type	Inductance	ET (Volt-Time)	Turns Ratio - Primary:Secondary	Mounting Type	Size / Dimension	Height - Seated (Max)	Operating Temperature	Grade	Qualification
S553-6500-61-F PULSE XFMR 1:1.41 TX/RX 1.5MH Bel Fuse Inc.	4,153	-	RFQ	Datasheet	-	Bulk	Obsolete	T1/E1 (Octal)	1.5mH	-	1:1.41 Transmitter, 1:1.41 Receiver	Surface Mount	1.100" L x 0.480" W (27.94mm x 12.19mm)	0.225" (5.72mm)	-40°C ~ 85°C	-	-
S553-6500-55-F PULSE XFMR 1CT:2 TX/1:2CT RX Bel Fuse Inc.	2,464	-	RFQ	Datasheet	-	Bulk	Obsolete	T1/E1 (Octal)	1.2mH	-	1CT:2 Transmitter, 1:2CT Receiver	Surface Mount	1.100" L x 0.480" W (27.94mm x 12.19mm)	0.225" (5.72mm)	-40°C ~ 85°C	-	-
S553-6500-66-F PULSE XFMR 1:2.42/2.42:1 1.5MH Bel Fuse Inc.	2,860	-	RFQ	Datasheet	-	Bulk	Obsolete	T1/E1 (Octal)	1.5mH	-	1:2.42 Transmitter, 2.42:1 Receiver	Surface Mount	1.100" L x 0.480" W (27.94mm x 12.19mm)	0.225" (5.72mm)	-40°C ~ 85°C	-	-
HCTSM80803AAL-E XFMR 3.3-5V/3.3-15V,350MA PK TR Bourns Inc.	1,909	-	RFQ	Datasheet	HCT	Tape & Reel (TR)	Active	Isolation and Data Interface (Encapsulated)	250µH	11.0VµS	8:3	Surface Mount	0.484" L x 0.425" W (12.30mm x 10.80mm)	0.256" (6.50mm)	-40°C ~ 125°C	-	-
HCTSM80304BAL-E XFMR 3.3-5V/3.3-15V,350MA PK TR Bourns Inc.	3,966	-	RFQ	Datasheet	HCT	Tape & Reel (TR)	Active	Isolation and Data Interface (Encapsulated)	300µH	11.0VµS	3:4	Surface Mount	0.484" L x 0.425" W (12.30mm x 10.80mm)	0.256" (6.50mm)	-40°C ~ 125°C	-	-
HCTSM80308BAL-E XFMR 3.3-5V/3.3-15V,350MA PK TR Bourns Inc.	1,105	-	RFQ	Datasheet	HCT	Tape & Reel (TR)	Active	Isolation and Data Interface (Encapsulated)	300µH	11.0VµS	3:8	Surface Mount	0.484" L x 0.425" W (12.30mm x 10.80mm)	0.256" (6.50mm)	-40°C ~ 125°C	-	-
HCTSM80809AAL-E XFMR 3.3-5V/3.3-15V,350MA PK TR Bourns Inc.	4,626	-	RFQ	Datasheet	HCT	Tape & Reel (TR)	Active	Isolation and Data Interface (Encapsulated)	250µH	11.0VµS	8:9	Surface Mount	0.484" L x 0.425" W (12.30mm x 10.80mm)	0.256" (6.50mm)	-40°C ~ 125°C	-	-
HCTSM80403AAL-E XFMR 3.3-5V/3.3-15V,350MA PK TR Bourns Inc.	2,815	-	RFQ	Datasheet	HCT	Tape & Reel (TR)	Active	Isolation and Data Interface (Encapsulated)	250µH	11.0VµS	4:3	Surface Mount	0.484" L x 0.425" W (12.30mm x 10.80mm)	0.256" (6.50mm)	-40°C ~ 125°C	-	-
HCTSM80201AAL-E XFMR 3.3-5V/3.3-15V,350MA PK TR Bourns Inc.	3,198	-	RFQ	Datasheet	HCT	Tape & Reel (TR)	Active	Isolation and Data Interface (Encapsulated)	250µH	11.0VµS	2:1	Surface Mount	0.484" L x 0.425" W (12.30mm x 10.80mm)	0.256" (6.50mm)	-40°C ~ 125°C	-	-
HCTSM81017CAL-E XFMR 3.3-5V/3.3-15V,350MA PK TR Bourns Inc.	2,547	-	RFQ	Datasheet	HCT	Tape & Reel (TR)	Active	Isolation and Data Interface (Encapsulated)	350µH	11.0VµS	10:17	Surface Mount	0.484" L x 0.425" W (12.30mm x 10.80mm)	0.256" (6.50mm)	-40°C ~ 125°C	-	-
HCTSM80305BAL-E XFMR 3.3-5V/3.3-15V,350MA PK TR Bourns Inc.	2,139	-	RFQ	Datasheet	HCT	Tape & Reel (TR)	Active	Isolation and Data Interface (Encapsulated)	300µH	11.0VµS	3:5	Surface Mount	0.484" L x 0.425" W (12.30mm x 10.80mm)	0.256" (6.50mm)	-40°C ~ 125°C	-	-
HCTSM80910BAL-E XFMR 3.3-5V/3.3-15V,350MA PK TR Bourns Inc.	2,056	-	RFQ	Datasheet	HCT	Tape & Reel (TR)	Active	Isolation and Data Interface (Encapsulated)	300µH	11.0VµS	9:10	Surface Mount	0.484" L x 0.425" W (12.30mm x 10.80mm)	0.256" (6.50mm)	-40°C ~ 125°C	-	-
T60403A4025X060 4025X060 VACUUMSCHMELZE	2,863	-	RFQ	Datasheet	-	Box	Active	-	-	-	-	-	-	-	-	-	-
T60403A4021X092 4021X092 VACUUMSCHMELZE	3,148	-	RFQ	Datasheet	-	Box	Active	Gate Drive	10µH	10VµS	1:1	Through Hole	0.551" L x 0.492" W (14.00mm x 12.50mm)	0.394" (10.00mm)	-40°C ~ 85°C	-	-
T60404B4021X064 4021X064 VACUUMSCHMELZE	2,152	-	RFQ	Datasheet	-	Box	Active	Gate Drive	3mH	-	1:50	Through Hole	0.551" L x 0.492" W (14.00mm x 12.50mm)	0.394" (10.00mm)	-40°C ~ 60°C	-	-
PA3371NL PULSE XFMR 31UH Pulse Electronics	4,317	-	RFQ	Datasheet	-	Tray	Active	-	31µH	-	-	Surface Mount	0.551" L x 0.516" W (14.00mm x 13.11mm)	0.485" (12.32mm)	-40°C ~ 130°C	-	-
PA3371NLT PULSE XFMR 31UH Pulse Electronics	2,130	-	RFQ	Datasheet	-	Tape & Reel (TR)	Active	-	31µH	-	-	Surface Mount	0.551" L x 0.516" W (14.00mm x 13.11mm)	0.485" (12.32mm)	-40°C ~ 130°C	-	-
TG01-1505NULF ISO MOD T1 8CH 32P SMD HALO Electronics, Inc.	4,699	-	RFQ	Datasheet	-	Tube	Active	T1/E1 (Quad)	1.5mH	-	1:1	Surface Mount	1.000" L x 0.300" W (25.40mm x 7.62mm)	0.290" (7.37mm)	-40°C ~ 85°C	-	-
QVP6014M MDL 5G 1 PORT POE 60W Pulse Electronics	4,107	-	RFQ	Datasheet	-	Tape & Reel (TR)	Active	LAN 2.5/5G Base-T, Power over Ethernet (PoE)	180µH	-	1:1CT	Surface Mount	0.691" L x 0.480" W (17.55mm x 12.20mm)	0.236" (6.00mm)	-40°C ~ 85°C	-	-
PE-65726NL TRANSFORMER 2000VRMS 200UH SMD Pulse Electronics	1,439	-	RFQ	Datasheet	-	Tube	Active	Isolation and Data Interface (Encapsulated)	200µH	-	1CT:1CT	Surface Mount	0.500" L x 0.285" W (12.70mm x 7.24mm)	0.210" (5.33mm)	0°C ~ 70°C	-	-

WINSUN SOURCING SUPPORT

Need Pulse Transformers Sourcing Support?

Send the manufacturer, part number, quantity and target delivery requirement. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and hard-to-find or obsolete components.

Global component sourcing support BOM, shortage and EOL support

Send part number & quantity Request a Quote

Need sourcing assistance? Contact Sales

FREQUENTLY ASKED QUESTIONS

Pulse Transformers FAQ

Common questions about selecting, comparing and sourcing Pulse Transformers components through Winsun (HK) Electronics.

What should I check when selecting Pulse Transformers components?

Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.

Can Winsun help source specific Pulse Transformers part numbers?

Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.

Do you support shortage, obsolete or hard-to-find Pulse Transformers parts?

Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.

How do I request a quote for Pulse Transformers components?

Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.