STLC5444 Datasheet | STMicroelectronics

QUAD FEEDER POWER SUPPLY SUPPLIES POWER FOR UP TO FOUR DIGITAL TELEPHONE LINES CONFORMS TO THE CCITT REMENDATIONS 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...