STLC5444 QUAD FEEDER POWER SUPPLY SUPPLIES POWER FOR UP TO FOUR DIGITAL TELEPHONE LINES CONFORMS TO THE CCITT RECOMMENDATIONS FOR POWER FEED AT THE S OR T REFERENCE POINTS SUPPORTS POINT-TO-POINT AND POINT TO MULTIPOINT CONFIGURATIONS EACH OF THE FOUR LINES IS INDIVIDUALLY CONTROLLED HIGH-VOLTAGE BCD TECHNOLOGY SUPPORTING UP TO -130V AUTOMATIC THERMAL SHUTDOWN STATUS CONDITION DETECTION (BY MICROPROCESSOR) FOR EACH LINE: – Low output voltage – Openloop – Current overload – Thermal overload – Normal line condition PROGRAMMABLE CURRENT LIMITING OUTPUT CURRENT UP TO 120mA DESCRIPTION The ISDN Quad Feeder Power Supply (IQFPS) provides a power source for up to four line interfaces.
The power sour...

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