UTC78DXXA

UTC 78DXXA LINEAR INTEGRATED CIRCUIT 3-TERMINAL 1A POSITIVE VOLTAGE REGULATOR DESCRIPTION The UTC 78DXXA family is monolithic fixed voltage regulator integrated circuit. They are suitable for applications that required supply current up to 1 A. FEATURES *Peak output current up to 1 A *Fixed output voltage of 3.3V,4.7V,5V, 6V, 7V, 8V, 9V, 10V, 12V, 15V, 18V and 24V available *Thermal overload shutdown protection *Short circuit current limiting *Output transistor SOA protection 1 TO-252 1:Input 2:GND 3:Output TEST CIRCUIT IN P U T 1 R 13 T 10 R 17 T8 R9 T9 Z2 T 12 T 14 R 19 R 18 R 12 R 11 R 10 R 14 T 11 T5 T6 T 13 O U TP U T 3 R8 R 15 T4 Z1 T 15 R5 R4 R6 T7 R 16 R1 R2 C1 T3 R7 T1 T2 R3 GND 2 UTC UNISONIC TECHNOLOGIES CO., LTD. 1 QW-R101-010,E UTC 78DXXA PARAMETER Input voltage (for Vo=3.3~18V) (for Vo=24V) Output Current LINEAR INTEGRATED CIRCUIT SYMBOL VI Io PD Topr Tstg Internally ABSOLUTE MAXIMUM RATINGS ( Operating temperature range applies unless otherwise specified ) RATING 35 40 1 Limited -20 ~ +150 -55 ~ +150 UNIT V V A W °C °C Power Dissipation Operating Junction Temperature Range Storage Temperature Range UTC 78D33A ELECTRICAL CHARACTERISTICS ( VI=5.8V, Io=0.5A, Tj= 0°C - 125°C, C1=0.33uF, Co=0.1uF, unless otherwise specified )(Note 1) PARAMETER Output Voltage SYMBOL Vo TEST CONDITIONS Tj=25°C, IO=5mA - 1.0A VI =5.8V to 18.3V, IO=5mA - 1.0A, PD≦15W Tj=25°C,IO=5mA - 1.0A Tj=25°C,IO=0.25A - 0.75A VI =5.8V to 18.3V,Tj=25°C VI =5.8V ...