SPX431L

SPX431L Low Voltage Precision Adjustable Shunt Regulator FEATURES Tight Tolerance.................................................. 0.5% @ 10mA Wide Operating Range..................................... 1mA to 100mA Low Extended Temperature Range ....................0°C to 105°C Low Temperature Coefficient ................................. 30 ppm/°C Offered in TO-92, SOT-89, SOT-23-3 and SO-8 Improved replacement in performance of AS431 & TL431 Low Cost Solution APPLICATIONS Battery Operating Equipment Adjustable Supplies Switching Power Supplies Error Amplifiers Single Supply Amplifier Monitors/ VCR/ TV Personal Computers PRODUCT DESCRIPTION The SPX431L is a 3-terminal Adjustable Shunt Voltage Regulator providing a highly accurate bandgap reference. SPX431L acts as an open-loop error amplifier with a 2.5V temperature compensation reference. The SPX431L thermal stability, wide operating current (100mA) and temperature range (0°C to 105°C) makes it suitable for all variety of applications that are looking for a low cost solution with high performance. The output voltage may be adjusted to any value between VREF and 20V with 2 external resistors. The SPX431L is operating in full industrial temperature range of 0°C to 105°C. The SPX431L is available in TO-92, SOT-89, SOT-23-3 and SO-8 packages. PIN CONNECTIONS CATHODE (K) 8-Pin Surface Mount (S) TO-92 (N) 1 2 3 CATHODE REFERENCE (R) + 1 2 3 4 8 7 6 5 REF ANODE ANODE N/C REF ANODE ANODE N/C S...