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Transformers

Transformers are electronic components that are used to transfer electrical energy from one circuit to another through electromagnetic induction. They consist of two coils of wire, known as the primary and secondary windings, which are wrapped around a magnetic core. When an alternating current is passed through the primary winding, it creates a magnetic field that induces a voltage in the secondary winding. Transformers are commonly used in power supplies, audio equipment, and electronic devices to step up or step down voltage levels, isolate circuits, and match impedance. They come in various sizes and types, including toroidal, laminated, and ferrite core transformers, and are essential components in many electronic systems.

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Mount Packaging Published Series Pbfree Code Part Status Moisture Sensitivity Level (MSL) Termination ECCN Code Length RoHS Status Lead Free Current Rating Number of Pins Package / Case Reach Compliance Code Frequency Height Width Mounting Type Weight Size / Dimension Height Seated (Max) Current Power Rating Frequency Range Shielding Termination Style Inductance DC Resistance (DCR) Transformer Type Insertion Loss Current - Output Max DC Current Insertion Loss (dB) Turns Ratio - Primary:Secondary Return Loss Voltage - Isolation Secondary Current Impedance - Primary (Ω) Frequency Response Impedance - Secondary (Ω) DC Resistance (DCR) - Primary DC Resistance (DCR) - Secondary Power Level
630B 630B Hammond Manufacturing 0.0000
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0.00000000 Through Hole Bulk 630 Obsolete Not Applicable Solder 25mm RoHS Compliant 6 13mm 20mm Through Hole 0.984Lx0.787W 25.00mmx20.00mm 0.512 13.00mm 1mH SCR and Triac Trigger (Encapsulated) 1:1
1760J 1760J Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 2009 1760 Active Not Applicable Wire Leads ROHS3 Compliant Lead Free 87.63mm Chassis Mount 0.625lb 283.5g 4.076Lx3.170W 103.53mmx80.52mm 3.513 89.23mm 70Hz~15kHz Wire Leads Push-Pull Audiophile, Ultra-Linear - Tube Output 1 dB 31.11:1 4kCT ±1dB 4 8 16 185Ohm 400mOhm 35W
832A 832A Hammond Manufacturing 0.0000
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0.00000000 800A Active Not Applicable ROHS3 Compliant Chassis Mount 1.250 31.75mm 50Hz~15kHz Wire Leads 1:2 ±0.5dB 15dB
1650T 1650T Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 2000 1600 Active 1 (Unlimited) Wire Leads ROHS3 Compliant 115.824mm Chassis Mount 14lbs 6.4kg 4.500Lx3.750W 114.30mmx95.25mm 4.560 115.82mm 120W 30Hz~30kHz Shielded Wire Leads Push-Pull Audiophile, Ultra-Linear - Tube Output 403mA 1 dB 1.9kCT ±1dB 4 8 16
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0.00000000 download 4 Weeks Chassis Mount Bulk 146 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 20.574mm Chassis Mount 0.031lb 14.06g 1.630Lx0.880W 41.40mmx22.35mm 0.810 20.57mm 3mA 700mW 150Hz~15kHz Unshielded Wire Leads 97Ohm Economical Open Type 3mA 1 dB 2kCT ±1dB 8 97Ohm 700mOhm
107L 107L Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 107 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 21.082mm Through Hole 0.02lb 9.07g 0.630Lx0.586W 16.00mmx14.88mm 0.630 16.00mm 300Hz~50kHz Unshielded PC Pin Miniature Epoxy Potted 1.5 dB 55.3:1 100VRMS 10kCT ±1.5dB 3.2 650Ohm 360mOhm 150mW
150J023 150J023 Hammond Manufacturing 0.0000
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0.00000000 download Through Hole Bulk 2000 150 Obsolete Not Applicable PC Pin EAR99 RoHS Compliant 17.3mm Through Hole 0.810Lx0.690W 20.57mmx17.53mm 0.640 16.26mm 300Hz~3.4kHz Unshielded PC Pin Voice 1.5 dB 12dB 600 0.5dB 47Ohm 63Ohm
106Q 106Q Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 106 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 24.1mm Through Hole 0.09lb 40.82g 1.080Lx0.880W 27.43mmx22.35mm 0.950 24.13mm 32mA 170Hz Unshielded PC Pin Miniature Epoxy Potted 1 dB 200V 48CT -1dB 3.2 2.4Ohm 300mOhm 1.5W
109G 109G Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 109 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 600 23.4mm Through Hole 0.1lb 45.36g 1.315Lx0.930W 33.40mmx23.62mm 0.920 23.37mm 300Hz~50kHz Unshielded PC Pin Miniature Epoxy Potted 1.5 dB 1.55:1 100VRMS 600CT ±1.5dB 250CT 40Ohm 24Ohm 2W
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0.00000000 download 4 Weeks Chassis Mount Bulk 2000 143 Active Wire Leads EAR99 ROHS3 Compliant 17.5mm Chassis Mount 0.031lb 14.06g 1.000Lx0.690W 25.40mmx17.53mm 0.690 17.53mm 2.6mA 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 3k ±1dB 1kCT 265Ohm 53Ohm 30mW
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0.00000000 download 4 Weeks Chassis Mount Bulk 145 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 20.574mm Chassis Mount 0.088lb 39.92g 1.630Lx0.880W 41.40mmx22.35mm 0.810 20.57mm 12mA 135mW 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 2k ±1dB 200CT 140Ohm 9Ohm
1608A 1608A Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk A Active 1 (Unlimited) Wire Leads ROHS3 Compliant 100mA 77.724mm Chassis Mount 2.5lbs 1.1kg 2.750Lx2.500W 69.85mmx63.50mm 3.060 77.72mm 100mA 10W 30Hz~30kHz Shielded Wire Leads Push-Pull Audiophile, Ultra-Linear - Tube Output 1 dB 2000V @ 1 Second 8kCT ±1dB 4 8 16 91.31Ohm 102.3Ohm 321mOhm 365mOhm 476mOhm
125ESE 125ESE Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 2012 125SE Active Not Applicable Wire Leads ROHS3 Compliant Lead Free 80mA 74.676mm Chassis Mount 3lbs 1.4kg 4.500Lx2.360W 114.30mmx59.94mm 2.940 74.68mm 80mA 15W 100Hz~15kHz Unshielded Wire Leads General Purpose 80mA 1 dB 1500V @ 1 Second 2.5k~10k ±1dB 4~32 100.5Ohm 590mOhm
143R 143R Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 143 Active Wire Leads EAR99 ROHS3 Compliant 17.5mm Chassis Mount 0.031lb 14.06g 1.000Lx0.690W 25.40mmx17.53mm 0.690 17.53mm 1mA 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 25k ±1dB 600CT 1.89kOhm 25Ohm 30mW
842 842 Hammond Manufacturing 0.0000
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0.00000000 Chassis Mount Bulk 800 Obsolete Not Applicable PC Pin 44.45mm RoHS Compliant 600 65.024mm 31.75mm Chassis Mount 0.5lb 226.8g 1.752Lx1.252W 44.50mmx31.80mm 2.559 65.00mm 50Hz~15kHz Shielded Solder Lug Broadcast Quality 1dB 1 dB 20k 5k/5k ±0.5dB 500 125/125 20dB Max
106R 106R Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 106 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 24.13mm Through Hole 0.09lb 40.82g 1.080Lx0.880W 27.43mmx22.35mm 0.950 24.13mm 32mA 100mW 170Hz Unshielded PC Pin Miniature Epoxy Potted 1 dB 200V 48CT -1dB 8 2.4Ohm 700mOhm 1.5W
844 844 Hammond Manufacturing 0.0000
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0.00000000 Chassis Mount Bulk 800 Obsolete Not Applicable Solder 44.45mm RoHS Compliant 600 65.024mm 31.75mm Chassis Mount 0.5lb 226.8g 1.752Lx1.252W 44.50mmx31.80mm 2.559 65.00mm 50Hz~15kHz Shielded Solder Lug Broadcast Quality 1dB 1 dB 40k 10k/10k ±0.5dB 500 125/125 20dB Max
290QX 290QX Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 2012 290 yes Active Not Applicable Solder ROHS3 Compliant 120 60Hz 60.579mm Chassis Mount 4.535924kg 3.375Lx2.385W 85.73mmx60.58mm 2.876 73.05mm Solder Lug POWER TRANSFORMER 120/240VAC 198mA 8.054Ohm 9.752Ohm 166mOhm 4.776Ohm 52.25Ohm
144I 144I Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 144 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 17.5mm Chassis Mount 0.031lb 14.06g 1.000Lx0.690W 25.40mmx17.53mm 0.690 17.53mm 6mA 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 600CT ±1dB 150CT 45Ohm 8.2Ohm 150mW
106W 106W Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 106 Active PC Pin EAR99 ROHS3 Compliant 24.1mm Through Hole 0.09lb 40.82g 1.080Lx0.880W 27.43mmx22.35mm 0.950 24.13mm 10mA 170Hz Unshielded PC Pin Miniature Epoxy Potted 1 dB 200V 500CT -1dB 3.2 26Ohm 300mOhm 1.5W
125H 125H Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 125 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 41.402mm Chassis Mount 0.55lb 249.48g 2.810Lx1.000W 71.37mmx25.40mm 1.630 41.40mm 60mA 8W 150Hz~15kHz Unshielded Wire Leads 5.6 H General Purpose 1 dB 10k ±1dB 2 4 8
140REX 140REX Hammond Manufacturing 0.0000
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0.00000000 4 Weeks Chassis Mount Bulk 2012 140EX yes Active Not Applicable Screw ROHS3 Compliant 25.4mm Chassis Mount 124.999993g 1.250Dia 31.75mm 1.000 25.40mm 5mW 20Hz~20kHz Shielded Screw Terminal GENERAL PURPOSE AUDIO TRANSFORMER 1dB Typ 2:1 22.5dB Typ 500Vrms 600CT ±1dB 150 72.4Ohm 18.2Ohm 10dB
144H 144H Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 144 Active Not Applicable Wire Leads EAR99 ROHS3 Compliant 17.5mm Chassis Mount 0.031lb 14.06g 1.000Lx0.690W 25.40mmx17.53mm 0.690 17.53mm 6mA 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 500CT ±1dB 50 28Ohm 7.3Ohm 150mW
850L 850L Hammond Manufacturing 0.0000
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0.00000000 download Chassis Mount Bulk 2015 850 Obsolete Not Applicable Solder EAR99 RoHS Compliant 600 41.9mm Chassis Mount 0.4lb 181.44g 1.700Lx1.200W 43.18mmx30.48mm 1.650 41.91mm 20Hz~20kHz Unshielded Solder Lug Broadcast Quality 1 dB 20k 5k/5k 600 150/150 2.24kOhm 69Ohm 15dB
106J 106J Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 106 Active Not Applicable PC Pin 22.35mm ROHS3 Compliant 24.1mm 27.43mm Through Hole 0.09lb 40.82g 1.080Lx0.880W 27.43mmx22.35mm 0.950 24.13mm 6.5mA 215Hz Unshielded PC Pin Miniature Epoxy Potted 1dB 1 dB 200V 10k -1dB 2kCT 700Ohm 89Ohm 150mW
290SX 290SX Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 2011 290 yes Active Not Applicable Wire Leads ROHS3 Compliant 120.65mm Chassis Mount 3.750Lx5.625W 95.25mmx142.88mm 4.813 122.25mm Wire Leads 4.72Ohm POWER TRANSFORMER 3.75A 120/240VAC 1.1Ohm 1.24Ohm 1.34Ohm 100mOhm 1.68Ohm 4.72Ohm
145N 145N Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Chassis Mount Bulk 2000 145 Active Wire Leads EAR99 ROHS3 Compliant 20.6mm Chassis Mount 0.088lb 39.92g 1.630Lx0.880W 41.40mmx22.35mm 0.810 20.57mm 5mA 150Hz~15kHz Unshielded Wire Leads Economical Open Type 1 dB 10k ±1dB 2kCT 700Ohm 89Ohm 135mW
290VX 290VX Hammond Manufacturing 0.0000
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0.00000000 4 Weeks Chassis Mount Bulk 2011 290 yes Active Not Applicable Wire Leads ROHS3 Compliant 96.393mm Chassis Mount 4.125Lx3.985W 104.77mmx101.22mm 3.858 97.99mm Wire Leads 10.34Ohm POWER TRANSFORMER 500mA 120/240VAC 1.52Ohm 80mOhm 4.75Ohm 10.34Ohm
108F 108F Hammond Manufacturing 0.0000
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0.00000000 download 4 Weeks Through Hole Bulk 108 Active Not Applicable PC Pin EAR99 ROHS3 Compliant 600 19.6mm Through Hole 0.08lb 36.29g 1.030Lx0.770W 26.16mmx19.56mm 0.770 19.56mm 300Hz~50kHz Unshielded PC Pin Miniature Epoxy Potted 1.5 dB 2:1 100VRMS 600CT ±2.5dB 150CT 54Ohm 17Ohm 500mW
PT50PG PT50PG Hammond Manufacturing 0.0000
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0.00000000 download EAR99 compliant 50W POWER TRANSFORMER 2.08A
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