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DC/DC Isolation Magnetic Transformers

HALO Electronics DC/DC Transformers are available in a vast array of toroidal and bobbin wound DC/DC converter transformers for most leading DC/DC converter controller ICs. Toroidal transformer products for Push/Pull and H Bridge topologies are available for 0.5W to 13W applications. Bobbin wound transformers are available in power ratings from 3W to 90W for applications such as POE and high power POE+. Most products are available in Functional, Basic, Supplemental, or Reinforced insulation to meet the most stringent safety requirements. All products are UL/EN60950 recognized. Functional and Reinforced insulation products are also DEMKO recognized.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.
Pulse Transformers ISO MOD SMD GullWing For MAX13253 1A Drv TGM-H280V8LFTR HALO Electronics 1: £9.47 144In Stock	Mfr. Part No. TGM-H280V8LFTR Mouser Part No 493-TGM-H280V8LFTR	HALO Electronics	Pulse Transformers ISO MOD SMD GullWing For MAX13253 1A Drv Learn More about HALO Electronics halo dc dc transformers	Datasheet	144In Stock	Cut Tape £9.47 £6.12 £4.98 £4.03 Reel £3.39 View £2.92 £2.79 £2.72 MouseReel Available	Min.: 1 Mult.: 1 : 250
Pulse Transformers ISO MOD SMD GullWing 2.75kVrms .4Ohm 6pin TGMS-1440V6LFTR HALO Electronics 1: £8.15 66In Stock	Mfr. Part No. TGMS-1440V6LFTR Mouser Part No 493-TGMS-1440V6LFTR	HALO Electronics	Pulse Transformers ISO MOD SMD GullWing 2.75kVrms .4Ohm 6pin Learn More about HALO Electronics halo dc dc transformers	Datasheet	66In Stock	Cut Tape £8.15 £5.26 £4.29 £3.47 Reel £2.92 View £2.51 £2.39 £2.34 MouseReel Available	Min.: 1 Mult.: 1 : 300
Power Transformers - Board Mount ISO MOD SMD 30W PoE+ POE AS1135 Gullwing TGSP-P028EFD20LF HALO Electronics 1: £10.37 139In Stock	Mfr. Part No. TGSP-P028EFD20LF Mouser Part No 493-TGSP-P028EFD20LF	HALO Electronics	Power Transformers - Board Mount ISO MOD SMD 30W PoE+ POE AS1135 Gullwing Learn More about HALO Electronics halo dc dc transformers	Datasheet	139In Stock	£10.37 £6.69 £5.46 £4.41 View £3.70 £3.20 £3.06 Quote	Min.: 1 Mult.: 1
Pulse Transformers ISO MOD SMD GullWing PCMCIA For MAX845 TGM-030P3RLTR HALO Electronics 1: £5.38 1,715Expected 05/11/2026	Mfr. Part No. TGM-030P3RLTR Mouser Part No 493-TGM-030P3RLTR	HALO Electronics	Pulse Transformers ISO MOD SMD GullWing PCMCIA For MAX845 Learn More about HALO Electronics halo dc dc transformers	Datasheet	1,715Expected 05/11/2026	Cut Tape £5.38 £3.47 £2.83 £2.29 View Reel £1.58 £1.92 £1.66 £1.58 £1.58 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Pulse Transformers ISO MOD SMD GullWing For MAX13253 1A Drv TGMR-H540V8LFTR HALO Electronics 1: £8.01 500Expected 16/04/2027	Mfr. Part No. TGMR-H540V8LFTR Mouser Part No 493-TGMR-H540V8LFTR	HALO Electronics	Pulse Transformers ISO MOD SMD GullWing For MAX13253 1A Drv Learn More about HALO Electronics halo dc dc transformers	Datasheet	500Expected 16/04/2027	Cut Tape £8.01 £6.53 £5.29 Reel £4.44 £4.14 View £3.88 £3.86 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250
Pulse Transformers ISO MOD SMD GullWing 3kVrms 0.9Ohm 6pin TGMR-355V6LFTR HALO Electronics 1: £9.52 273Expected 06/11/2026	Mfr. Part No. TGMR-355V6LFTR Mouser Part No 493-TGMR-355V6LFTR	HALO Electronics	Pulse Transformers ISO MOD SMD GullWing 3kVrms 0.9Ohm 6pin Learn More about HALO Electronics halo dc dc transformers	Datasheet	273Expected 06/11/2026	Cut Tape £9.52 £6.14 £5.00 £4.04 Reel £3.40 View £3.17 £3.09 Quote MouseReel Available	Min.: 1 Mult.: 1 : 300
Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 16P Dual Ch TG74-1505N1RL HALO Electronics 1: £2.25 285On Order	Mfr. Part No. TG74-1505N1RL Mouser Part No 493-TG74-1505N1RL	HALO Electronics	Audio Transformers / Signal Transformers T1/E1 ISO MOD SMD GullWing 16P Dual Ch Learn More about HALO Electronics halo telecom transformers	Datasheet	285On Order	£2.25 £2.19 £2.17 £2.12 View £2.08 £2.05 £1.99	Min.: 1 Mult.: 1
Pulse Transformers ISO MOD SMD GullWing PCMCIA For MAX845 TGM-010P3RL HALO Electronics 1: £4.99 101Expected 12/02/2027	Mfr. Part No. TGM-010P3RL Mouser Part No 493-TGM-010P3RL	HALO Electronics	Pulse Transformers ISO MOD SMD GullWing PCMCIA For MAX845 Learn More about HALO Electronics halo dc dc transformers	Datasheet	101Expected 12/02/2027	£4.99 £1.96 £1.66 £1.36 £1.29	Min.: 1 Mult.: 1
Pulse Transformers ISO MOD SMD GullWing 1.5kVrms 0.8Ohm 6pin TGM-280NSLF HALO Electronics 1: £4.99 538Expected 16/04/2027	Mfr. Part No. TGM-280NSLF Mouser Part No 493-TGM-280NSLF	HALO Electronics	Pulse Transformers ISO MOD SMD GullWing 1.5kVrms 0.8Ohm 6pin Learn More about HALO Electronics halo dc dc transformers	Datasheet	538Expected 16/04/2027	£4.99 £3.21 £1.92 £1.67 £1.57	Min.: 1 Mult.: 1
Pulse Transformers ISO MOD SMD GullWing For MAX13253 1A Drv TGM-H240V8LF HALO Electronics 1: £5.62 434On Order	Mfr. Part No. TGM-H240V8LF Mouser Part No 493-TGM-H240V8LF	HALO Electronics	Pulse Transformers ISO MOD SMD GullWing For MAX13253 1A Drv Learn More about HALO Electronics halo dc dc transformers	Datasheet	434On Order On Order Ship Dates Mfr. No: TGM-H240V8LF Stock: 0 On Order: 182 Expected 05/02/2027 252 Expected 02/04/2027 Factory Lead Time: 23 Weeks	£5.62 £4.58 £3.11 £2.84 View £2.72 £2.70 Quote	Min.: 1 Mult.: 1
Pulse Transformers ISO MOD SMD GullWing TGM-H251NFLF HALO Electronics 1: £7.97 321On Order	Mfr. Part No. TGM-H251NFLF Mouser Part No 493-TGM-H251NFLF	HALO Electronics	Pulse Transformers ISO MOD SMD GullWing Learn More about HALO Electronics halo dc dc transformers	Datasheet	321On Order	£7.97 £5.15 £4.20 £2.65 Quote Quote	Min.: 1 Mult.: 1
Pulse Transformers ISO MOD SMD GullWing 3kVrms 0.9Ohm 6pin TGMR-340V6LF HALO Electronics 1: £9.15 318Expected 02/04/2027	Mfr. Part No. TGMR-340V6LF Mouser Part No 493-TGMR-340V6LF	HALO Electronics	Pulse Transformers ISO MOD SMD GullWing 3kVrms 0.9Ohm 6pin Learn More about HALO Electronics halo dc dc transformers	Datasheet	318Expected 02/04/2027	£9.15 £5.89 £4.81 £3.88 View £3.27 £2.81 £2.69 £2.54 Quote	Min.: 1 Mult.: 1
Pulse Transformers ISO MOD SMD GullWing For MAX13256 HBridg TGMR-502V6LF HALO Electronics 1: £9.62 318Expected 30/04/2027	Mfr. Part No. TGMR-502V6LF Mouser Part No 493-TGMR-502V6LF	HALO Electronics	Pulse Transformers ISO MOD SMD GullWing For MAX13256 HBridg Learn More about HALO Electronics halo dc dc transformers	Datasheet	318Expected 30/04/2027	£9.62 £6.22 £5.08 £4.11 View £3.33 £3.20	Min.: 1 Mult.: 1
Pulse Transformers ISO MOD SMD GullWing 4.5kVrms 0.9Ohm 8pi TGMR-410V8LF HALO Electronics 1: £11.12 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. TGMR-410V8LF Mouser Part No 493-TGMR-410V8LF	HALO Electronics	Pulse Transformers ISO MOD SMD GullWing 4.5kVrms 0.9Ohm 8pi Learn More about HALO Electronics halo dc dc transformers	Datasheet	Non-Stocked Lead-Time 9 Weeks	£11.12 £7.18 £5.86 £3.98 View £3.68 £3.67 £3.66 Quote	Min.: 1 Mult.: 1
Pulse Transformers ISO MOD SMD GullWing For MAX13253 1A Drv TGMR-H540V8LF HALO Electronics 1: £4.81 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. TGMR-H540V8LF Mouser Part No 493-TGMR-H540V8LF	HALO Electronics	Pulse Transformers ISO MOD SMD GullWing For MAX13253 1A Drv Learn More about HALO Electronics halo dc dc transformers	Datasheet	Non-Stocked Lead-Time 10 Weeks	£4.81 £4.80 £4.72 £3.98 View £3.88 £3.70 £3.61 Quote	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers DIP ISOLATION MODULE T3/E3 Single StdTemp TD01-0406NERL HALO Electronics 558: £1.58 Non-Stocked	Mfr. Part No. TD01-0406NERL Mouser Part No 493-TD01-0406NERL	HALO Electronics	Audio Transformers / Signal Transformers DIP ISOLATION MODULE T3/E3 Single StdTemp Learn More about HALO Electronics halo telecom transformers	Datasheet	Non-Stocked	£1.58 £1.46	Min.: 558 Mult.: 62
Audio Transformers / Signal Transformers DIP ISOLATION MODULE T3/E3 Single ExtTemp TD01-0456NERL HALO Electronics 558: £2.78 Non-Stocked	Mfr. Part No. TD01-0456NERL Mouser Part No 493-TD01-0456NERL	HALO Electronics	Audio Transformers / Signal Transformers DIP ISOLATION MODULE T3/E3 Single ExtTemp Learn More about HALO Electronics halo telecom transformers	Datasheet	Non-Stocked	£2.78 £2.57 Quote Quote	Min.: 558 Mult.: 62
Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6P Single Ch StdTemp TD02-1205ALF HALO Electronics 1: £4.24 Non-Stocked	Mfr. Part No. TD02-1205ALF Mouser Part No 493-TD02-1205ALF	HALO Electronics	Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6P Single Ch StdTemp Learn More about HALO Electronics halo telecom transformers	Datasheet	Non-Stocked	£4.24 £2.74 £2.24 £1.81 View £1.52 £1.30 £1.29	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers T3/E3/DS3/STS-1 6P ISO MOD THT Single TD04-0406NERL HALO Electronics 558: £1.66 Non-Stocked	Mfr. Part No. TD04-0406NERL Mouser Part No 493-TD04-0406NERL	HALO Electronics	Audio Transformers / Signal Transformers T3/E3/DS3/STS-1 6P ISO MOD THT Single Learn More about HALO Electronics halo telecom transformers	Datasheet	Non-Stocked	£1.66 £1.54	Min.: 558 Mult.: 62
Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6Pin 1CT:1CT 1Ch TD04-1205ALF HALO Electronics 1: £4.24 Non-Stocked	Mfr. Part No. TD04-1205ALF Mouser Part No 493-TD04-1205ALF	HALO Electronics	Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6Pin 1CT:1CT 1Ch Learn More about HALO Electronics halo telecom transformers	Datasheet	Non-Stocked	£4.24 £2.74 £2.24 £1.81 View £1.52 £1.41 £1.30	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers T3/E3/DS3/STS-1 6P ISO MOD THT Single TD07-0206NERL HALO Electronics 558: £1.54 Non-Stocked	Mfr. Part No. TD07-0206NERL Mouser Part No 493-TD07-0206NERL	HALO Electronics	Audio Transformers / Signal Transformers T3/E3/DS3/STS-1 6P ISO MOD THT Single Learn More about HALO Electronics halo telecom transformers	Datasheet	Non-Stocked	£1.54 £1.47 £1.43	Min.: 558 Mult.: 62
Audio Transformers / Signal Transformers T3/E3/DS3/STS-1 6P ISO MOD THT Single TD07-0356NERL HALO Electronics 558: £2.27 Non-Stocked	Mfr. Part No. TD07-0356NERL Mouser Part No 493-TD07-0356NERL	HALO Electronics	Audio Transformers / Signal Transformers T3/E3/DS3/STS-1 6P ISO MOD THT Single Learn More about HALO Electronics halo telecom transformers	Datasheet	Non-Stocked	£2.27 £2.24 £2.20	Min.: 558 Mult.: 62
Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6Pin 1CT:2CT 1Ch TD08-1205ALF HALO Electronics 1: £4.24 Non-Stocked	Mfr. Part No. TD08-1205ALF Mouser Part No 493-TD08-1205ALF	HALO Electronics	Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6Pin 1CT:2CT 1Ch Learn More about HALO Electronics halo telecom transformers	Datasheet	Non-Stocked	£4.24 £2.74 £2.24 £1.81 View £1.52 £1.41 £1.30	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6Pin 1:1.14CT 1Ch TD37-1205ALF HALO Electronics 1: £4.03 Non-Stocked	Mfr. Part No. TD37-1205ALF Mouser Part No 493-TD37-1205ALF	HALO Electronics	Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6Pin 1:1.14CT 1Ch Learn More about HALO Electronics halo telecom transformers	Datasheet	Non-Stocked	£4.03 £2.74 £2.24 £1.81 View £1.55 £1.41 £1.30	Min.: 1 Mult.: 1
Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6Pin 1:1.15CT 1Ch TD38-1205ALF HALO Electronics 1: £4.24 Non-Stocked	Mfr. Part No. TD38-1205ALF Mouser Part No 493-TD38-1205ALF	HALO Electronics	Audio Transformers / Signal Transformers T1/E1 ISO MOD THT 6Pin 1:1.15CT 1Ch Learn More about HALO Electronics halo telecom transformers	Datasheet	Non-Stocked	£4.24 £2.74 £2.24 £1.81 View £1.52 £1.31 £1.26 £1.21	Min.: 1 Mult.: 1

DC/DC Isolation Magnetic Transformers

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DC/DC Isolation Magnetic Transformers

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