LT1580/LT1580-2.5 WWWUABSOLUTE MAXIMUM RATINGS VPOWER Input Voltage .. 6V Power Transistor VCONTROL Input Voltage ... 13V LT1580C ... 0°C to 150°C Storage Temperature .. – 65°C to 150°C LT1580I .. – 40°C to 150°C Operating Junction Temperature Range Lead Temperature (Soldering, 10 sec).. 300°C Control Section UUU LT1580C ... 0°C to 125°C PRECONDITIONING LT1580I .. – 40°C to 125°C 100% Thermal Limit Functional Test UWUPACKAGE/ORDER INFORMATION ORDER PART ORDER PART FRONT VIEW FRONT VIEW 5 V NUMBER 5 NUMBER POWER VPOWER 4 V 4 V TAB CONTROL CONTROL TAB IS 3 VOUT IS 3 VOUT OUTPUT LT1580CQ OUTPUT LT1580CT 2 ADJ 2 ADJ 1 SENSE LT1580IQ 1 SENSE LT1580IT Q PACKAGE T PACKAGE 5-LEAD PLASTIC DD 5-LEAD PLASTIC TO-220 θJA = 30°C/ W θJA = 50°C/ W FRONT VIEW ORDER PART FRONT VIEW ORDER PART 7 NC NUMBER 7 NC NUMBER 6 V 6 V POWER POWER TAB 5 ADJ TAB 5 ADJ IS 4 V IS 4 V OUT OUT OUTPUT 3 V OUTPUT 3 V CONTROL LT1580CR-2.5 CONTROL 2 GND LT1580CT7-2.5 2 GND 1 SENSE LT1580IR-2.5 1 SENSE LT1580IT7-2.5 R PACKAGE T7 PACKAGE 7-LEAD PLASTIC DD 7-LEAD PLASTIC TO-220 θJA = 30°C/ W θJA = 50°C/ W Consult factory for Military grade parts. ELECTRICAL CHARACTERISTICS (Note 1)PARAMETERCONDITIONSMINTYPMAXUNITS Output Voltage: LT1580-2.5 VCONTROL = 5V, VPOWER = 3.3V, ILOAD = 0mA 2.485 2.500 2.515 V VCONTROL = 4V to 12V, VPOWER = 3V to 5.5V, ILOAD = 0mA to 4A ● 2.475 2.500 2.525 V VCONTROL = 4V to 12V, VPOWER = 3V to 5.5V, 2.475 2.500 2.525 V ILOAD = 0mA to 7A, 0°C ≤ TJ ≤ 125°C VCONTROL = 4V to 12V, VPOWER = 3V to 5.5V, 2.460 2.500 2.525 V ILOAD = 0mA to 6.5A, – 40°C ≤ TJ < 0°C Reference Voltage: LT1580 VCONTROL = 2.75V, VPOWER = 2V, ILOAD = 10mA 1.243 1.250 1.257 V (VADJ = 0V) VCONTROL = 2.7V to 12V, VPOWER = 1.75V to 5.5V, ILOAD = 10mA to 4A ● 1.237 1.250 1.263 V VCONTROL = 2.7V to 12V, VPOWER = 2.05V to 5.5V, 1.237 1.250 1.263 V ILOAD = 10mA to 7A, 0°C ≤ TJ ≤ 125°C VCONTROL = 2.7V to 12V, VPOWER = 2.05V to 5.5V, 1.232 1.250 1.263 V ILOAD = 10mA to 6.5A, – 40°C ≤ TJ < 0°C Line Regulation: LT1580-2.5 VCONTROL = 3.65V to 12V, VPOWER = 3V to 5.5V, ILOAD = 10mA ● 1 3 mV LT1580 VCONTROL = 2.5V to 12V, VPOWER = 1.75V to 5.5V, ILOAD = 10mA ● 1 3 mV 2