OM7611SM SURFACE MOUNT NEGATIVE ADJUSTABLE VOLTAGE REGULATOR Three Terminal, Adjustable Voltage, 3.0 Amp Precision Negative Regulator In A Hermetic Surface Mount Package FEATURES • • • • • • • Hermetic Surface Mount Package Adjustable Output Voltage Reference Voltage Set Internally to ±2% Built-In Thermal Overload Protection Short Circuit Current Limiting Electrically Similar To Industry Standard Type LT1033 Product Is Available Hi-Rel Screened DESCRIPTION This three terminal negative regulator is supplied in a hermetically sealed surface mount package. All protective features are designed into the circuit, including thermal shutdown, current limiting and safe-area control. This unit features 2% initial voltage tolerance, with 1.0% load regulation and .015% line regulation. ABSOLUTE MAXIMUM RATINGS @ 25°C Input Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -35V Operating Junction Temperature Range. . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55°C to +150°C Storage Temperature Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -65° to +150°C Typical Power/Thermal Characteristics: Rated Power @ 25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15W Thermal Resistance Junction-To-Case . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.5°C/W MECHANICAL OUTLINE .090 MAX. .450 SQ. .02 x 45° .300 4 PLCS. .035 4 PIN 1 PIN 28 1 26 TOP .05 X 45° MAX. 3 PLCS. SIDE 3.3 .050 24 PLCS. 12 .305 SQ. Pin Connection Pin 1, 15 thru 28: OUT Pin 2, 3, 13 and 14: ADJ Pin 4 thru 12: IN 18 .009 R. BOTTOM 28 PLCS. For additional test conditions and limits, see Sect. 3.5, pg. 3.5 - 99. 4 11 R0 3.3 - 151