KA79M12

www.fairchildsemi.com KA79MXX 3-Terminal 0.5A Negative Voltage Regulator Features No external components required Output current in excess of 0.5A Internal thermal overload Internal short circuit current limiting Output transistor safe area compensation Output voltages of -5V,-6V,-8V, -12V,-15V,-18V,-24V Description The KA79MXX series of 3-Terminal medium current negative voltage regulators are monolithic integrated circuits designed as fixed voltage regulators. These regulators employ internal current limiting, thermal shutdown and safe area compensation making them essentially indestructible. TO-220 1 D-PAK 1 1. GND 2. Input 3. Output Schematic Diagram Rev. 1.0.0 ©2001 Fairchild Semiconductor Corporation KA79MXX Absolute Maximum Ratings Parameter Input Voltage(for VO = -5V to -18V) (for VO = -24V) Thermal Resistance Junction-Cases Thermal Resistance Junction-Air Operating Temperature Range Storage Temperature Range Symbol VI VI RθJC RθJA TOPR TSTG Value -35 -40 5 65 0 ~ +125 -65 ~ +125 Unit V V °C /W °C /W °C °C Electrical Characteristics (KA79M05/KA79M05R) (Refer to test circuit, 0 °C ≤TJ ≤ +125 °C, lO =350mA, VI =-10V,unless otherwise specified, CI =0.33µF,CO=0.1µF) Parameter Output Voltage Symbol VO Conditions TJ= +25 °C IO = 5mA to 350mA VI = -V7 to -25V TJ =+25°C VI= -7V to -25V VI= -8V to -25V Min. -4.8 -4.75 54 Typ. -5 -5 7.0 2.0 30 3.0 -0.2 40 60 1.1 140 650 Max. -5.2 -5.25 50 30 100 6.0 0.4 0.4 mA mV/ °C µV dB V mA mA V Unit Line Regulation...