ISF-Through-Hole Trans. - nordtek.com

ISF-Through-Hole Trans.

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Features

designed for optimum compatibility with all established interface IC´s
excellent and consistent balance between windings
complies fully with CCITT.I.430 recommendations and corresponding national standards for S-Interface
manufactured in ISO-9001 approved facility
operating temperature: 0° to +70°C

ISF - Through-Hole Transformers

Electrical Specifications @ 25°C

Turns Ratio: Bold = IC side windings

ISF Series comply with Supplementry Insulation Level EN60950, UL 1950 and UL 1450

Part Number	L_P (mH Min)	Turns Ratio	L_L (µH)	^I_DC (mA)	C_C (pF Max.)	R_CUP (Ohms)	R_CUS (Ohms)	V_P (Vrms)	Schematic
ISF-100B1 ISF-120A1 ISF-130B1 ISF-140B1	30 30 30 30	1:1:1:1 1:1:4 1:1:2.5:2.5 1:1:2:2	10 10 10 10	5 5 5 5	150 150 150 150	1.7 1.7 1.7 1.7	2.0 4.0 4.5 4.0	1,500 1,500 1,500 1,500	B1 A1 B1 B1

Package Style & Schematic

Dimensions & Schematic - Pins

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