LT1803/LT1804/LT1805 WWWUABSOLUTE MAXIMUM RATINGS (Note 1) Total Supply Voltage (V+ to V–) ... 12.6V Maximum Junction Temperature (DD Package) .. 125°C Input Current (Note 2) ... ±10mA Storage Temperature Range ... – 65°C to 150°C Output Short-Circuit Duration (Note 3) ... Indefinite Storage Temperature Range Operating Temperature Range (Note 4) .. – 40°C to 85°C (DD Package) ... – 65°C to 125°C Specified Temperature Range (Note 5) ... – 40°C to 85°C Lead Temperature (Soldering, 10 sec).. 300°C Maximum Junction Temperature ... 150°C UWUPACKAGE/ORDER INFORMATION TOP VIEW TOP VIEW V 5 V+ NC 1 8 NC OUT 1 V– 2 –IN 2 7 V+ + – – +IN 3 4 –IN +IN 3 + 6 VOUT S5 PACKAGE V– 4 5 NC 5-LEAD PLASTIC TSOT-23 S8 PACKAGE TJMAX = 150°C, θJA = 250°C/W 8-LEAD PLASTIC SO TJMAX = 150°C, θJA = 190°C/W ORDER PART S5 PART ORDER PART S8 PART NUMBER MARKING* NUMBER MARKING LT1803CS5 LTAFN LT1803CS8 1803 LT1803IS5 LT1803IS8 1803I TOP VIEW TOP VIEW OUT A 1 14 TOP VIEW OUT D OUT A 1 8 V+ –IN A 2 13 –IN D OUT A 1 8 V+ – – A –IN A 2 7 OUT B +IN A 3 D + + 12 +IN D – –IN A 2 7 OUT B +IN A 3 A + 6 –IN B – V+ 4 11 V – – +IN A A 3 + 6 –IN B V– 4 B+ 5 +IN B – +IN B 5 + + 10 +IN C B C B+ – – V– 4 5 +IN B –IN B 6 9 –IN C DD PACKAGE S8 PACKAGE OUT B 7 8 OUT C 8-LEAD (3mm × 3mm) PLASTIC DFN 8-LEAD PLASTIC SO TJMAX = 125°C, θJA = 160°C/W S PACKAGE TJMAX = 150°C, θJA = 190°C/W UNDERSIDE METAL INTERNALLY CONNECTED TO V– 14-LEAD PLASTIC SO (PCB CONNECTION OPTIONAL) TJMAX = 150°C, θJA = 160°C/W ORDER PART DD PART ORDER PART S8 PART ORDER PART NUMBER MARKING* NUMBER MARKING NUMBER LT1804CDD LADJ LT1804CS8 1804 LT1805CS LT1804IDD LT1804IS8 1804I LT1805IS Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grades are identified by a label on the shipping container. 180345f 2