(Soldering, 10 sec)................ 300C BOTTOM VIEW GND ORDER PART NUMBER FB 1 2 VIN (CASE) LT1185MK 3 4 VOUT REF K PACKAGE 4-LEAD TO-3 METAL CAN JC MAX = 2.5C/ W, JA = 35C/W ORDER PART NUMBER FRONT VIEW 5 TAB IS VIN REF 4 VOUT 3 VIN 2 FB 1 GND LT1185CT LT1185IT T PACKAGE 5-LEAD PLASTIC TO-220 JC MAX = 2.5C/ W, JA = 50C/W *See Application Section for details on calculating Operation Junction Temperature ELECTRICAL CHARACTERISTICS The denotes specifications which apply over the operating temperature range, otherwise specifications are at TA = 25C. Adjustable version, VIN = 7.4V, VOUT = 5V, IOUT = 1mA, RLIM = 4.02k, unless otherwise noted. PARAMETER CONDITIONS MIN Reference Voltage (At FB Pin) Reference Voltage Tolerance (At FB Pin) (Note 2) TYP MAX 2.37 VIN - VOUT = 5V, VOUT = VREF UNITS V 0.3 1 % 1mA IOUT 3A VIN - VOUT = 1.2V to VIN = 30V P 25W (Note 6), VOUT = 5V TMIN TJ TMAX (Note 9) 1 2.5 % Feedback Pin Bias Current VOUT = VREF 0.7 2 A Droput Voltage (Note 3) IOUT = 0.5A, VOUT = 5V IOUT = 3A
............ 300C BOTTOM VIEW GND ORDER PART NUMBER FB 1 2 VIN (CASE) LT1185MK 3 4 VOUT REF K PACKAGE 4-LEAD TO-3 METAL CAN JC MAX = 2.5C/ W, JA = 35C/W FRONT VIEW 5 4 3 2 1 TAB IS VIN REF VOUT VIN FB GND T PACKAGE 5-LEAD TO-220 ORDER PART NUMBER LT1185CT LT1185IT JC MAX = 2.5C/ W, JA = 50C/W *See Application Section for details on calculating Operation Junction Temperature ELECTRICAL CHARACTERISTICS Adjustable Version, VIN = 7.4V, VOUT = VREF, IOUT = 1mA, RLIM = 4.02k, unless otherwise noted. PARAMETER CONDITIONS MIN Reference Voltage (At FB Pin) Reference Voltage Tolerance (At FB Pin) (Note 1) TYP MAX 2.37 Feedback Pin Bias Current V 0.3 1 % 1 2.5 % 0.7 2 A VIN - VOUT = 5V 1mA IOUT 3A VIN - VOUT = 1.2V to VIN = 30V P 25W (Note 5), VOUT = 5V TMIN TJ TMAX (Note 8) UNITS Droput Voltage (Note 2) IOUT = 0.5A, VOUT = 5V IOUT = 3A, VOUT = 5V 0.20 0.67 0.37 1.00 V V Load Regulation (Note 6) IOUT = 5mA to 3A VIN - VOUT = 1.5V to 10V, VOUT = 5V 0.05 0.3 % Line Regulation (Note 6) VIN - VOUT = 1V to 20V,
4-LEAD TO-3 METAL CAN JC MAX = 2.5C/ W, JA = 35C/W TAB IS VIN TJMAX = 150C, JA = 30C/W T PACKAGE 5-LEAD PLASTIC TO-220 JC MAX = 2.5C/ W, JA = 50C/W OBSOLETE PACKAGE ORDER PART NUMBER LT1185MK ORDER PART NUMBER LT1185CQ LT1185IQ ORDER PART NUMBER LT1185CT LT1185IT Order Options Tape and Reel: Add #TR Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF Lead Free Part Marking: http://www.linear.com/leadfree/ Consult LTC Marketing for parts specified with wider operating temperature ranges. ELECTRICAL CHARACTERISTICS The denotes specifications which apply over the operating temperature range, otherwise specifications are at TA = 25C. Adjustable version, VIN = 7.4V, VOUT = 5V, IOUT = 1mA, RLIM = 4.02k, unless otherwise noted. PARAMETER CONDITIONS MIN Reference Voltage (At FB Pin) TYP MAX 2.37 UNITS V 0.3 1 % 1mA IOUT 3A VIN - VOUT = 1.2V to VIN = 30V P 25W (Note 6), VOUT = 5V TMIN TJ TMAX (Note 9) 1 2.5 % Feedback Pin Bias Current VOUT = VREF 0.7 2 A Droput Voltage (Note 3) IOUT = 0.5A, VOUT = 5V
ACKAGE 4-LEAD TO-3 METAL CAN JC MAX = 2.5C/ W, JA = 35C/W TAB IS VIN TJMAX = 150C, JA = 30C/W REF T PACKAGE 5-LEAD PLASTIC TO-220 JC MAX = 2.5C/W, JA = 50C/W OBSOLETE PACKAGE ORDER PART NUMBER LT1185MK ORDER PART NUMBER ORDER PART NUMBER LT1185CQ LT1185CT LT1185IT Consult LTC Marketing for parts specified with wider operating temperature ranges. ELECTRICAL CHARACTERISTICS The denotes specifications which apply over the operating temperature range, otherwise specifications are at TA = 25C. Adjustable version, VIN = 7.4V, VOUT = 5V, IOUT = 1mA, RLIM = 4.02k, unless otherwise noted. PARAMETER CONDITIONS MIN Reference Voltage (At FB Pin) Reference Voltage Tolerance (At FB Pin) (Note 2) TYP MAX 2.37 VIN - VOUT = 5V, VOUT = VREF UNITS V 0.3 1 % 1mA IOUT 3A VIN - VOUT = 1.2V to VIN = 30V P 25W (Note 6), VOUT = 5V TMIN TJ TMAX (Note 9) 1 2.5 % Feedback Pin Bias Current VOUT = VREF 0.7 2 A Droput Voltage (Note 3) IOUT = 0.5A, VOUT = 5V IOUT = 3A, VOUT = 5V 0.20 0.67 0.37 1.00 V V 1185fe 2 LT1185 ELECTRICA