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Signal Transformer Co.

Signal Transformer Co.- Common Mode Chokes

Signal Transformer Co., founded in 1955 and headquartered in Inwood, New York, is a leading manufacturer of standard and custom magnetics including transformers, inductors, and chokes. The company serves a wide range of industries such as industrial automation, power supplies, medical equipment, and lighting. Its comprehensive product line covers low-frequency 50/60 Hz power transformers, high-frequency magnetics, and various inductor types. Specific series include the internationally approved One-4-All™ transformers, chassis-mount series (e.g., the A41, A41-L, DP, and MPI series), and printed circuit board (PCB) mount transformers like the LP, ST, and BV series. Signal Transformer also offers the SC series of high-current chokes and the HCT series of high-current toroidal inductors. As a Bel group company, it leverages extensive manufacturing capabilities and a global distribution network to provide off-the-shelf and rapid custom designs. The company is recognized as a market leader in the 50/60 Hz transformer segment in North America, with one of the largest inventories in the industry. Its technical expertise in magnetics design ensures that it can quickly develop tailored solutions to meet unique voltage, current, and form factor requirements. With a strong commitment to quality and reliability, Signal Transformer remains a preferred choice for engineers seeking robust and cost-effective magnetic components.

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Common Mode Chokes - 型号列表

34 parts in total

Current Rating (Max)

DC Resistance (DCR) (Max)

Impedance @ Frequency

Size / Dimension

Height (Max)

Series

Packaging

Filter Type

Mfr Part #Quantity AvailablePriceSeriesRatingsFeaturesPackagingFilter TypePart StatusHeight (Max)ManufacturerMounting TypePackage / CaseVoltage RatingApproval AgencyNumber of LinesSize / DimensionCurrent Rating (Max)Impedance @ FrequencyOperating TemperatureDC Resistance (DCR) (Max)
SPDL485025-1000-2P-T
SPDL485025-1000-2P-T

. SPDL485025-1000-2P-T - 2 Line Common Mode Choke Surface Mount 1 kOhms @ 100 MHz 2A DCR 24mOhm (Typ) from Signal Transformer. from now!

Signal Transformer Co.

-SPDL485025--Tape & Reel (TR), Cut Tape (CT), Digi-Reel®Power LineActive0.098" (2.50mm)Signal TransformerSurface MountHorizontal, 4 PC Pad--20.197" L x 0.189" W (5.00mm x 4.80mm)2A1 kOhms @ 100 MHz-40°C ~ 125°C24mOhm (Typ)
SPDL485025-350-2P-T
SPDL485025-350-2P-T

. SPDL485025-350-2P-T - 2 Line Common Mode Choke Surface Mount 350 Ohms @ 100 MHz 4A DCR 28mOhm (Typ) from Signal Transformer. from now!

Signal Transformer Co.

-SPDL485025--Tape & Reel (TR), Cut Tape (CT), Digi-Reel®Power LineActive0.098" (2.50mm)Signal TransformerSurface MountHorizontal, 4 PC Pad--20.197" L x 0.189" W (5.00mm x 4.80mm)4A350 Ohms @ 100 MHz-40°C ~ 125°C28mOhm (Typ)
SPDL485025-250-2P-T
SPDL485025-250-2P-T

. SPDL485025-250-2P-T - 2 Line Common Mode Choke Surface Mount 250 Ohms @ 100 MHz 5A DCR 14mOhm (Typ) from Signal Transformer. from now!

Signal Transformer Co.

-SPDL485025--Tape & Reel (TR), Cut Tape (CT), Digi-Reel®Power LineActive0.098" (2.50mm)Signal TransformerSurface MountHorizontal, 4 PC Pad--20.197" L x 0.189" W (5.00mm x 4.80mm)5A250 Ohms @ 100 MHz-40°C ~ 125°C14mOhm (Typ)
SPDL485025-500-2P-T
SPDL485025-500-2P-T

. SPDL485025-500-2P-T - 2 Line Common Mode Choke Surface Mount 500 Ohms @ 100 MHz 4A DCR 19mOhm (Typ) from Signal Transformer. from now!

Signal Transformer Co.

-SPDL485025--Tape & Reel (TR), Cut Tape (CT), Digi-Reel®Power LineActive0.098" (2.50mm)Signal TransformerSurface MountHorizontal, 4 PC Pad--20.197" L x 0.189" W (5.00mm x 4.80mm)4A500 Ohms @ 100 MHz-40°C ~ 125°C19mOhm (Typ)
SPDL485025-1400-2P-T
SPDL485025-1400-2P-T

. SPDL485025-1400-2P-T - 2 Line Common Mode Choke Surface Mount 1.4 kOhms @ 100 MHz 1.5A DCR 40mOhm (Typ) from Signal Transformer. from now!

Signal Transformer Co.

-SPDL485025--Tape & Reel (TR), Cut Tape (CT), Digi-Reel®Power LineActive0.098" (2.50mm)Signal TransformerSurface MountHorizontal, 4 PC Pad--20.197" L x 0.189" W (5.00mm x 4.80mm)1.5A1.4 kOhms @ 100 MHz-40°C ~ 125°C40mOhm (Typ)
SPDL485025-100-2P-T
SPDL485025-100-2P-T

. SPDL485025-100-2P-T - 2 Line Common Mode Choke Surface Mount 100 Ohms @ 100 MHz 6.5A DCR 9mOhm (Typ) from Signal Transformer. from now!

Signal Transformer Co.

-SPDL485025--Tape & Reel (TR), Cut Tape (CT), Digi-Reel®Power LineActive0.098" (2.50mm)Signal TransformerSurface MountHorizontal, 4 PC Pad--20.197" L x 0.189" W (5.00mm x 4.80mm)6.5A100 Ohms @ 100 MHz-40°C ~ 125°C9mOhm (Typ)
SPDL764WM-225-2P-T
SPDL764WM-225-2P-T

. SPDL764WM-225-2P-T - 2 Line Common Mode Choke Surface Mount 225 Ohms @ 100 MHz 5A DCR 10Ohm from Signal Transformer. from now!

Signal Transformer Co.

14331500: ¥6.4303SPDL--Tape & Reel (TR), Cut Tape (CT), Digi-Reel®Signal LineActive0.157" (4.00mm)Signal TransformerSurface MountHorizontal, 4 PC Pad--20.295" L x 0.236" W (7.50mm x 6.00mm)5A225 Ohms @ 100 MHz-40°C ~ 125°C10Ohm
SPDL975WM-450-2P-T
SPDL975WM-450-2P-T

. SPDL975WM-450-2P-T - 2 Line Common Mode Choke Surface Mount 450 Ohms @ 100 MHz 5.5mA DCR 8Ohm from Signal Transformer. from now!

Signal Transformer Co.

10700: ¥7.9587SPDL--Tape & Reel (TR)Signal LineActive0.197" (5.00mm)Signal TransformerSurface MountHorizontal, 4 PC Pad--20.374" L x 0.276" W (9.50mm x 7.00mm)5.5mA450 Ohms @ 100 MHz-40°C ~ 125°C8Ohm
SPDL764WM-400-2P-T
SPDL764WM-400-2P-T

. SPDL764WM-400-2P-T - 2 Line Common Mode Choke Surface Mount 400 Ohms @ 100 MHz 5A DCR 10Ohm from Signal Transformer. from now!

Signal Transformer Co.

101500: ¥7.121SPDL--Tape & Reel (TR)Signal LineActive0.157" (4.00mm)Signal TransformerSurface MountHorizontal, 4 PC Pad--20.295" L x 0.236" W (7.50mm x 6.00mm)5A400 Ohms @ 100 MHz-40°C ~ 125°C10Ohm
SPDL975WM-2500-2P-T
SPDL975WM-2500-2P-T

. SPDL975WM-2500-2P-T - 2 Line Common Mode Choke Surface Mount 2.5 kOhms @ 100 MHz 1.9mA DCR 70Ohm from Signal Transformer. from now!

Signal Transformer Co.

10700: ¥7.9587SPDL--Tape & Reel (TR)Signal LineActive0.197" (5.00mm)Signal TransformerSurface MountHorizontal, 4 PC Pad--20.374" L x 0.276" W (9.50mm x 7.00mm)1.9mA2.5 kOhms @ 100 MHz-40°C ~ 125°C70Ohm
SPDL121006-910-2P-T
SPDL121006-910-2P-T

. SPDL121006-910-2P-T - 2 Line Common Mode Choke Surface Mount 910 Ohms @ 100 MHz 4.5mA DCR 23Ohm from Signal Transformer. from now!

Signal Transformer Co.

101000: ¥9.9484SPDL--Tape & Reel (TR)Signal LineActive0.260" (6.60mm)Signal TransformerSurface MountHorizontal, 4 PC Pad--20.492" L x 0.425" W (12.50mm x 10.80mm)4.5mA910 Ohms @ 100 MHz-40°C ~ 125°C23Ohm
SPDL975WM-750-2P-T
SPDL975WM-750-2P-T

. SPDL975WM-750-2P-T - 2 Line Common Mode Choke Surface Mount 750 Ohms @ 100 MHz 4mA DCR 13Ohm from Signal Transformer. from now!

Signal Transformer Co.

-SPDL--Tape & Reel (TR)Signal LineActive0.197" (5.00mm)Signal TransformerSurface MountHorizontal, 4 PC Pad--20.374" L x 0.276" W (9.50mm x 7.00mm)4mA750 Ohms @ 100 MHz-40°C ~ 125°C13Ohm
SPDL975WM-500-2P-T
SPDL975WM-500-2P-T

. SPDL975WM-500-2P-T - 2 Line Common Mode Choke Surface Mount 500 Ohms @ 100 MHz 5mA DCR 10Ohm from Signal Transformer. from now!

Signal Transformer Co.

698700: ¥7.5807SPDL--Tape & Reel (TR), Cut Tape (CT), Digi-Reel®Signal LineActive0.197" (5.00mm)Signal TransformerSurface MountHorizontal, 4 PC Pad--20.374" L x 0.276" W (9.50mm x 7.00mm)5mA500 Ohms @ 100 MHz-40°C ~ 125°C10Ohm
SPDL975WM-1700-2P-T
SPDL975WM-1700-2P-T

. SPDL975WM-1700-2P-T - 2 Line Common Mode Choke Surface Mount 1.7 kOhms @ 100 MHz 2.5mA DCR 60Ohm from Signal Transformer. from now!

Signal Transformer Co.

10700: ¥7.9587SPDL--Tape & Reel (TR)Signal LineActive0.197" (5.00mm)Signal TransformerSurface MountHorizontal, 4 PC Pad--20.374" L x 0.276" W (9.50mm x 7.00mm)2.5mA1.7 kOhms @ 100 MHz-40°C ~ 125°C60Ohm
SPDL764WM-2500-2P-T
SPDL764WM-2500-2P-T

. SPDL764WM-2500-2P-T - 2 Line Common Mode Choke Surface Mount 2.5 kOhms @ 100 MHz 900mA DCR 75Ohm from Signal Transformer. from now!

Signal Transformer Co.

101500: ¥7.121SPDL--Tape & Reel (TR)Signal LineActive0.157" (4.00mm)Signal TransformerSurface MountHorizontal, 4 PC Pad--20.295" L x 0.236" W (7.50mm x 6.00mm)900mA2.5 kOhms @ 100 MHz-40°C ~ 125°C75Ohm
SPDL975WM-2000-2P-T
SPDL975WM-2000-2P-T

. SPDL975WM-2000-2P-T - 2 Line Common Mode Choke Surface Mount 2 kOhms @ 100 MHz 2mA DCR 65Ohm from Signal Transformer. from now!

Signal Transformer Co.

10700: ¥7.9587SPDL--Tape & Reel (TR)Signal LineActive0.197" (5.00mm)Signal TransformerSurface MountHorizontal, 4 PC Pad--20.374" L x 0.276" W (9.50mm x 7.00mm)2mA2 kOhms @ 100 MHz-40°C ~ 125°C65Ohm
SPDL764WM-2000-2P-T
SPDL764WM-2000-2P-T

. SPDL764WM-2000-2P-T - 2 Line Common Mode Choke Surface Mount 2 kOhms @ 100 MHz 1A DCR 63Ohm from Signal Transformer. from now!

Signal Transformer Co.

101500: ¥7.121SPDL--Tape & Reel (TR)Signal LineActive0.157" (4.00mm)Signal TransformerSurface MountHorizontal, 4 PC Pad--20.295" L x 0.236" W (7.50mm x 6.00mm)1A2 kOhms @ 100 MHz-40°C ~ 125°C63Ohm
SPDL975WM-225-2P-T
SPDL975WM-225-2P-T

. SPDL975WM-225-2P-T - 2 Line Common Mode Choke Surface Mount 225 Ohms @ 100 MHz 6mA DCR 6Ohm from Signal Transformer. from now!

Signal Transformer Co.

10700: ¥7.9587SPDL--Tape & Reel (TR)Signal LineActive0.197" (5.00mm)Signal TransformerSurface MountHorizontal, 4 PC Pad--20.374" L x 0.276" W (9.50mm x 7.00mm)6mA225 Ohms @ 100 MHz-40°C ~ 125°C6Ohm
SPDL151306-800-2P-T
SPDL151306-800-2P-T

. SPDL151306-800-2P-T - 2 Line Common Mode Choke Surface Mount 800 Ohms @ 100 MHz 9mA DCR 10Ohm from Signal Transformer. from now!

Signal Transformer Co.

10350: ¥25.447SPDL--Tape & Reel (TR)Signal LineActive0.260" (6.60mm)Signal TransformerSurface MountHorizontal, 4 PC Pad--20.614" L x 0.512" W (15.60mm x 13.00mm)9mA800 Ohms @ 100 MHz-40°C ~ 125°C10Ohm
SPDL121006-80-2P-T
SPDL121006-80-2P-T

. SPDL121006-80-2P-T - 2 Line Common Mode Choke Surface Mount 80 Ohms @ 100 MHz 10mA DCR 4Ohm from Signal Transformer. from now!

Signal Transformer Co.

101500: ¥9.9484SPDL--Tape & Reel (TR)Signal LineActive0.260" (6.60mm)Signal TransformerSurface MountHorizontal, 4 PC Pad--20.492" L x 0.425" W (12.50mm x 10.80mm)10mA80 Ohms @ 100 MHz-40°C ~ 125°C4Ohm
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