LL1575

        Tibeliusgatan 7 S-761 50 NORRTÄLJE SWEDEN Phone Fax International +46 - 176 13930 +46 - 176 13935 Domestic 0176-13930 0176-13935 Video Isolation Transformer LL1575 LL1575 is a high bandwidth video isolation transformer for CCTV (closed circuit television). Due to the very wide bandwidth required in CCTV applications, the LL1575 is wound with a special, bifilar winding technique and uses our unique amorphous strip core. Turns ratio: Dims (Length x Width x Height above PCB (mm)): Pin layout (top view) and winding schematics: 1:1 28 x 21 x 14 mm 4 3 8 1 7 8 3 5 LL1575 7 1 5 4 Spacing between pins: Spacing between rows of pins: Weight: Rec. PCB hole diameter: Static resistance of primary: Static resistance of secondary : Signal loss (source 75Ω , load 75Ω) Primary no-load impedance (300 Hz, 7V rms) Frequency response (1V p-p sinus. Source 75Ω , load 75Ω): Isolation between primary and secondary windings: 5.08 mm (0.2") 22.86 mm (0.9") 22 g 1.5 mm 4.5 Ω 4.5 Ω 0.5 dB > 3.5 kΩ 20 Hz - 11 MHz 2 kV rms +0 /- 3 dB Suggested connection for galvanic isolation of video signal 4 3 8 + LL1575 7 + 1 5 NOTE! If DC current is present, the transformer must be decoupled ( with large capacitor) R011001