78250J

www.murata-ps.com 78250J Series MAX250/MAX251 Compatible Converter SM Transformers FEATURES „J-STD-020D reflow „RoHS compliant „Maxim MAX250/MAX251 compatible „Isolation to 4kVrms „Industry-standard pinout „Surface mount option „UL 94 V-0 package materials „Low profile „Toroidal construction „Industrial temperature range DESCRIPTION The 78250 series of converter transformers are specifically designed for use with Maxim chipsets to provide isolated RS232 interfaces. Carefully controlled turns ratios ensure consistent performance whilst a toroidal construction minimises EMI. For through hole versions see 78250 datasheet.   For full details go to www.murata-ps.com/rohs CHARACTERISTICS 78250JC Parameter Primary Inductance, LP Leakage Inductance, L L Interwinding Capacitance, C WW Primary D.C. Resistance, R DC Volt-time Product, Et Turns Ratio Conditions 10kHz, 100mV 100kHz, 100mV 100kHz, 100mV <0.1VDC Pins1/2 or 2/3 Min. Typ. Max. Units 1.0 2.0 2.5 mH 0.6 3.0 μH 48 90 pF 0.7 2.0 Ω 50 Vμs 1:1 CHARACTERISTICS 78250JVC Parameter Primary Inductance, L P Leakage Inductance, L L Interwinding Capacitance, CWW Primary D.C. Resistance, R DC Volt-time Product, Et Turns Ratio Conditions 10kHz, 100mV 100kHz, 100mV 100kHz, 100mV <0.1VDC Pins1/2 or 2/3 Min. Typ. Max. Units 1.0 2.0 2.5 mH 35 40 μH 4 10 pF 0.9 1.8 Ω 50 Vμs 1:1 ORDER CODE DETAILS Order Code 78250JC / 78250JVC 78250JC-R / 78250JVC-R Package Type 6 Pin SM 6 Pin SM Packaging ...