LT1028/LT1128 ABSOLUTE MAXIMUM RATINGS (Note 1) Supply Voltage Operating Temperature Range –55°C to 105°C .. ±22V LT1028/LT1128AM, M (OBSOLETE) ... –55°C to 125°C 105°C to 125°C .. ±16V LT1028/LT1128AC, C (Note 11) ..–40°C to 85°C Differential Input Current (Note 9) ...±25mA Storage Temperature Range Input Voltage ..Equal to Supply Voltage Al Devices ... –65°C to 150°C Output Short-Circuit Duration .. Indefinite Lead Temperature (Soldering, 10 sec.) ..300°C PIN CONFIGURATION TOP VIEW VOS TRIM 8 TOP VIEW V 1 OS TRIM 7 V+ VOS V – 1 8 TRIM OS –IN 2 6 OUT TRIM + –IN 2 – 7 V+ +IN 3 5 OVER- +IN 3 + 6 OUT 4 COMP OVER- V– V– 4 5 COMP (CASE) S8 PACKAGE H PACKAGE 8-LEAD PLASTIC SOIC 8-LEAD TO-5 METAL CAN TJMAX = 150°C, θJA = 140°C/W TJMAX = 175°C, θJA = 140°C/W, θJC = 40°C/W OBSOLETE PACKAGE TOP VIEW TOP VIEW VOS 1 8 VOS TRIM NC 16 TRIM 1 NC –IN 2 – 7 V+ NC 2 15 NC +IN 3 + 6 OUT TRIM 3 14 TRIM V– 4 5 OVER- –IN 4 – 13 V+ COMP +IN 5 + 12 OUT N8 PACKAGE OVER- 8-LEAD PLASTIC DIP V– 6 11 COMP TJMAX = 150°C, θJA = 150°C/W NC 7 10 NC NC 8 9 NC J8 PACKAGE 8-LEAD CERAMIC DIP SW PACKAGE TJMAX = 175°C, θJA = 140°C/W, θJC = 40°C/W 16-LEAD PLASTIC SOL TJMAX = 150°C, θJA = 130°C/W OBSOLETE PACKAGE NOTE: THIS DEVICE IS NOT RECOMMENDED FOR NEW DESIGNS 1028fd 2 For more information www.linear.com/LT1028 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Applications Information - Noise Applications Information Typical Applications Schematic Diagram Package Description Revision History Typical Application Related Parts