Pulse Transformers

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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
TG01-1506NRLTR ISO MOD AUI 3CH 16P SMD T/R HALO Electronics, Inc.	1,277	-	RFQ	Datasheet	-	Tape & Reel (TR)	Not For New Designs	Isolation and Data Interface (Encapsulated)	150µH	-	1:1	Surface Mount	0.500" L x 0.280" W (12.70mm x 7.11mm)	0.200" (5.08mm)	0°C ~ 70°C	-	-
TG74-1505N1RLTR ISO MOD T1 1C:1C 1C:2C X-TEMP HALO Electronics, Inc.	2,766	-	RFQ	Datasheet	-	Tape & Reel (TR)	Not For New Designs	T1/E1 (Dual)	1.5mH	-	1CT:1CT, 1CT:2CT	Surface Mount	0.500" L x 0.280" W (12.70mm x 7.11mm)	0.200" (5.08mm)	-40°C ~ 85°C	-	-
S558-5999-K6-F XFRMR MOD LAN 10/100BT 12P SMD Bel Fuse Inc.	4,998	-	RFQ	Datasheet	-	Tape & Reel (TR)	Obsolete	LAN 10/100 Base-T	400µH	-	1CT:1 Transmitter, 1CT:1CT Receiver	Surface Mount	0.590" L x 0.470" W (14.99mm x 11.94mm)	0.196" (4.98mm)	-	-	-
TG01-1006N2LF ISO MOD 10BASE-T 4CH 1:1 16P SMD HALO Electronics, Inc.	3,694	-	RFQ	Datasheet	-	Tube	Active	LAN 10 Base-T	100µH	-	1:1	Surface Mount	0.500" L x 0.280" W (12.70mm x 7.11mm)	0.200" (5.08mm)	0°C ~ 70°C	-	-
36977 TRANSF T3/DS3/E3/STS-1 1:2CT SMD Schott Corporation	3,426	-	RFQ	Datasheet	-	Cut Tape (CT)	Discontinued at Digi-Key	-	40µH	-	1:2CT	Surface Mount	0.300" L x 0.390" W (7.62mm x 9.91mm)	0.250" (6.35mm)	-	-	-
S558-5500-44 TRANSFORMER PULSE Bel Fuse Inc.	2,474	-	RFQ	Datasheet	-	Tape & Reel (TR)	Active	LAN 1000 Base-T	350µH	-	1CT:1CT Transmitter, 1CT:1CT Receiver	Surface Mount	0.542" L x 0.480" W (13.77mm x 12.19mm)	0.250" (6.35mm)	-	-	-
ALANL100X1-DE62DT 10/100BASE-TX LAN XFMR Abracon LLC	4,289	-	RFQ	Datasheet	ALANL100X1-D	Tape & Reel (TR)	Active	LAN 10/100 Base-T	350µH	-	1CT:1CT Transmitter, 1CT:1CT Receiver	Surface Mount	0.500" L x 0.280" W (12.70mm x 7.11mm)	0.085" (2.15mm)	-40°C ~ 85°C	-	-
TG01-1506NRL ISO MOD AUI 3CH 16P SMD HALO Electronics, Inc.	1,025	-	RFQ	Datasheet	-	Tube	Not For New Designs	Isolation and Data Interface (Encapsulated)	150µH	-	1:1	Surface Mount	0.500" L x 0.280" W (12.70mm x 7.11mm)	0.200" (5.08mm)	0°C ~ 70°C	-	-
TG110-S055N2RL ISO MOD 10/100 16P SMD HALO Electronics, Inc.	3,256	-	RFQ	Datasheet	-	Tube	Not For New Designs	LAN 10/100 Base-TX	-	-	1CT:1CT Transmitter, 1CT:1CT Receiver	Surface Mount	0.500" L x 0.280" W (12.70mm x 7.11mm)	0.200" (5.08mm)	0°C ~ 70°C	-	-
TG110-S050N2RL ISO MOD 10/100 16P SMD HALO Electronics, Inc.	4,207	-	RFQ	Datasheet	-	Tube	Not For New Designs	LAN 10/100 Base-T	-	-	1CT:1CT Transmitter, 1CT:1CT Receiver	Surface Mount	0.500" L x 0.280" W (12.70mm x 7.11mm)	0.200" (5.08mm)	0°C ~ 70°C	-	-
TG74-1505N1RL ISO MOD T1 1C:1C 1C:2C X-TEMP 16 HALO Electronics, Inc.	2,267	-	RFQ	Datasheet	-	Tube	Not For New Designs	T1/E1 (Dual)	1.5mH	-	1:1, 1:2	Surface Mount	0.500" L x 0.280" W (12.70mm x 7.11mm)	0.200" (5.08mm)	-40°C ~ 85°C	-	-
E2454NLT XFRMR ISOL 10BASE-T 1:2 SMD Pulse Electronics	1,716	-	RFQ	Datasheet	-	Tape & Reel (TR)	Obsolete	Isolation and Data Interface (Encapsulated)	50µH, 200µH	-	1CT:2CT Transmitter, 1CT:1CT Receiver	Surface Mount	0.500" L x 0.280" W (12.70mm x 7.11mm)	0.245" (6.22mm)	0°C ~ 70°C	-	-
TC1000 TRANSFORMER LAN 1GB PHY Pulse Electronics	4,779	-	RFQ	Datasheet	PulseChip™	Tape & Reel (TR)	Active	LAN 1000 Base-T	200µH	-	1:1	Surface Mount	0.185" L x 0.134" W (4.70mm x 3.40mm)	0.118" (3.00mm)	-40°C ~ 85°C	-	-
TC2500 TRANSFORMER LAN 2.5GB PHY Pulse Electronics	1,745	-	RFQ	Datasheet	PulseChip™	Tape & Reel (TR)	Active	LAN 2.5G Base-T	180µH	-	1:1	Surface Mount	0.185" L x 0.134" W (4.70mm x 3.40mm)	0.118" (3.00mm)	-40°C ~ 85°C	-	-
TG51-1506N1LFTR ISO MOD TOKENR 1:1:1.22:1.22 16P HALO Electronics, Inc.	1,391	-	RFQ	Datasheet	-	Tape & Reel (TR)	Active	Isolation and Data Interface (Encapsulated)	150µH	-	1:1:1.22:1.22	Surface Mount	0.500" L x 0.280" W (12.70mm x 7.11mm)	0.200" (5.08mm)	-	-	-
TG51-2506N1LFTR ISO MOD TOKENR 1:1:1.22:1.22 16P HALO Electronics, Inc.	4,719	-	RFQ	Datasheet	-	Tape & Reel (TR)	Active	Isolation and Data Interface (Encapsulated)	250µH	-	1:1:1.22:1.22	Surface Mount	0.500" L x 0.280" W (12.70mm x 7.11mm)	0.200" (5.08mm)	-	-	-
BX4504NLT XFMR G.FAST 1.25CT:1CT 106MHZ Pulse Electronics	2,421	-	RFQ	Datasheet	-	Tape & Reel (TR)	Active	-	60µH	-	1.25:1	Surface Mount	0.266" L x 0.230" W (6.76mm x 5.84mm)	0.135" (3.43mm)	-40°C ~ 85°C	-	-
TG1G-T3L8LF ISO MOD 1000BASE-T1 SPE X-TEMP 8 HALO Electronics, Inc.	4,951	-	RFQ	Datasheet	-	Tube	Active	LAN 1000 Base-T	-	-	-	Surface Mount	0.280" L x 0.230" W (7.11mm x 5.84mm)	0.158" (4.01mm)	-40°C ~ 105°C	-	-
ALAN-2201-T PULSE XFMR 1CT:1CT 350UH Abracon LLC	4,493	-	RFQ	Datasheet	ALAN-2201	Tape & Reel (TR)	Active	LAN 10/100 Base-T	350µH	-	1CT:1CT	Surface Mount	0.500" L x 0.346" W (12.70mm x 8.80mm)	0.234" (5.95mm)	-40°C ~ 85°C	-	-
TG01-0456NSLFTR ISO MOD T3 1CH 1:1 6P SMD T/R HALO Electronics, Inc.	2,612	-	RFQ	Datasheet	-	Tape & Reel (TR)	Active	T3/E3 (Single)	30µH	-	1:1	Surface Mount	0.320" L x 0.280" W (8.13mm x 7.11mm)	0.200" (5.08mm)	-40°C ~ 85°C	-	-

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

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