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2 LTC1440/LTC1441/LTC1442 144012fc S8 PART MARKING Voltage V + to V –, V + to GND, GND to V – ...........12V to – 0.3V IN +, IN –, HYST ................. (V + + 0.3V) to (V – – 0.3V) REF ................................... (V + + 0.3V) to (V – – 0.3V) OUT (LTC1440) .............. (V + + 0.3V) to (GND – 0.3V) OUT (LTC1441/LTC1442) ... (V + + 0.3V) to (V – – 0.3V) Current IN +, IN –, HYST ................................................. 20mA REF ................................................................... 20mA OUT .................................................................. 50mA ABSOLUTE MAXIMUM RATINGS OUT Short-Circuit Duration (V + ≤ 5.5V) .......Continuous Power Dissipation .............................................. 500mW Operating Temperature Range LTC144XC ............................................... 0 °C to 70°C LTC144XI ........................................... – 40 °C to 85°C Storage Temperature Range ................. – 65 °C to 150°C Storage Temperature Range (DD Package) ................................... – 65 °C to 125°C Junction Temperature ........................................... 150 °C Junction Temperature (DD Package) .................... 125 °C Lead Temperature (Soldering, 10 sec).................. 300 °C PACKAGE/ORDER INFORMATION Consult LTC Marketing for parts specified with wider operating temperature ranges. * The temperature grade is identified by a label on the shipping container. (Note 1) TJMAX = 150°C, θJA = 130°C/ W (N8) TJMAX = 150°C, θJA = 175°C/ W (S8) TJMAX = 150°C, θJA = 250°C/ W ORDER PART NUMBER LTC1440CDD LTC1440IDD DD8 PART MARKING* LBTH ORDER PART NUMBER LTC1440CMS8 LTC1440IMS8 MS8 PART MARKING* LTBX ORDER PART NUMBER LTC1440CN8 LTC1440CS8 LTC1440IN8 LTC1440IS8 S8 PART MARKING 1440 1440 1440I 1440I TJMAX = 125°C, θJA = 160°C/ W (DD) UNDERSIDE METAL CONNECTED TO V– (PCB CONNECTION OPTIONAL) 1 2 3 4 8 7 6 5 TOP VIEW GND V– IN+ IN– OUT V+ REF HYST S8 PACKAGE 8-LEAD PLASTIC SO N8 PACKAGE 8-LEAD PDIP ORDER PART NUMBER ORDER PART NUMBER S8 PART MARKING 1441 1441I TJMAX = 150°C, θJA = 130°C/ W (N8) TJMAX = 150°C, θJA = 175°C/ W (S8) TJMAX = 150°C, θJA = 130°C/ W (N8) TJMAX = 150°C, θJA = 175°C/ W (S8) 1 2 3 4 8 7 6 5 TOP VIEW OUT A V – IN A+ IN A– OUT B V + IN B+ IN B– S8 PACKAGE 8-LEAD PLASTIC SO N8 PACKAGE 8-LEAD PDIP 1 2 3 4 8 7 6 5 TOP VIEW OUT A V– IN A+ IN B– OUT B V+ REF HYST S8 PACKAGE 8-LEAD PLASTIC SO N8 PACKAGE 8-LEAD PDIP LTC1441CN8 LTC1441CS8 LTC1441IN8 LTC1441IS8 LTC1442CN8 LTC1442CS8 LTC1442IN8 LTC1442IS8 1442 1442I 1 2 3 4 GND V– IN+ IN– 8 7 6 5 OUT V+ REF HYST TOP VIEW MS8 PACKAGE 8-LEAD PLASTIC MSOP TOP VIEW DD PACKAGE 8-LEAD (3mm × 3mm) PLASTIC DFN 5 6 7 8 4 3 2 1 GND V– IN+ IN– OUT V+ REF HYST 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/ |
