Datasheet LT1175 (Analog Devices) - 2

LT1175
ABSOLUTE MAXIMUM RATINGS (Note 1)
Input Voltage (Transient 1 sec, Note 12) ...25V Output Reverse Voltage ..2V Input Voltage (Continuous) ...20V SHDN Pin to GND Pin Voltage (Note 3) ..13.5V, –20V Input-to-Output Differential Voltage (Note 13) ..20V SHDN Pin to VIN Pin Voltage ...30V, –5V 5V SENSE Pin (with Respect to GND Pin) ... 2V, –10V Operating Junction Temperature Range (Note 2) ADJ SENSE Pin LT1175C ... 0°C to 125°C (with Respect to OUTPUT Pin) ...20V, –0.5V LT1175I .. –40°C to 125°C 5V SENSE Pin LT1175MP .. –55°C to 125°C (with Respect to OUTPUT Pin) ..20V, –7V Storage Temperature Range .. –65°C to 150°C Lead Temperature (Soldering, 10 sec)... 300°C
PIN CONFIGURATION
FRONT VIEW TOP VIEW FRONT VIEW 3 GND VIN 1 8 VIN 5 SHDN TAB 4 GND I TAB IS LIM2 2 7 ILIM4 IS 3 VIN 2 V V IN IN OUTPUT 3 6 SHDN V 2 SENSE IN 1 OUTPUT SENSE 4 1 5 GND OUTPUT Q PACKAGE ST PACKAGE N8 PACKAGE 5-LEAD PLASTIC DD-PAK 3-LEAD PLASTIC SOT-223 8-LEAD PDIP θJA = 27°C/W TO 60°C/W θ θJA = 50°C/W JA = 80°C/W TO 120°C/W DEPENDING ON PC MOUNTING. WITH BACKPLANE AND 10cm2 DEPENDING ON PC BOARD LAYOUT SEE DATA SHEET FOR DETAILS TOPSIDE LAND SOLDERED TO TAB TOP VIEW V 1 8 IN VIN FRONT VIEW ILIM2 2 7 ILIM4 5 SHDN OUTPUT 3 6 SHDN 4 GND SENSE 4 5 GND 3 VIN 2 SENSE S8 PACKAGE 8-LEAD PLASTIC SO 1 OUTPUT θ TAB IS JA = 60°C/W TO 100°C/W DEPENDING ON PC BOARD LAYOUT VIN T PACKAGE 5-LEAD PLASTIC TO-220 PINS 1, 8 ARE INTERNALLY CONNECTED TO DIE ATTACH PADDLE FOR HEAT SINKING. θ ELECTRICAL CONTACT CAN BE MADE TO EITHER PIN. FOR BEST THERMAL RESISTANCE, JA = 50°C/W, θJC = 5°C/W PINS 1, 8 SHOULD BE CONNECTED TO AN EXPANDED LAND THAT IS OVER AN INTERNAL OR BACKSIDE PLANE. SEE APPLICATIONS INFORMATION 1175ff 2