LT1021 WWWUABSOLUTEAXI UAR TI GS (Note 1) Input Voltage .. 40V Output Short-Circuit Duration Input/Output Voltage Differential .. 35V VIN = 35V ... 10 sec Output-to-Ground Voltage (Shunt Mode Current Limit) VIN ≤ 20V ... Indefinite LT1021-5 ... 10V Operating Temperature Range LT1021-7 ... 10V Commercial .. 0°C to 70°C LT1021-10 ... 16V Industrial ... – 40°C to 85°C Trim Pin-to-Ground Voltage Military .. – 55°C to 125°C Positive ... Equal to VOUT Storage Temperature Range .. – 65°C to 150°C Negative ... – 20V Lead Temperature (Soldering, 10 sec).. 300°C UWUPACKAGE/ORDER I FOR ATIO TOP VIEW TOP VIEW NC* 8 DNC* 1 8 DNC* NC* 1 7 NC* V 2 IN 7 DNC* VIN 2 6 VOUT DNC* 3 6 V0UT GND 4 5 TRIM** NC* 3 5 TRIM** 4 N8 PACKAGE S8 PACKAGE GND 8-LEAD PDIP 8-LEAD PLASTIC SO H PACKAGE 8-LEAD TO-5 METAL CAN *CONNECTED INTERNALLY. DO NOT CONNECT EXTERNAL CIRCUITRY TO THESE PINS. **NO TRIM PIN ON LT1021-7. DO NOT CONNECT EXTERNAL CIRCUITRY TO PIN 5 ON LT1021-7 *CONNECTED INTERNALLY. DO NOT CONNECT EXTERNAL CIRCUITRY TO THESE PINS. T **NO TRIM PIN ON LT1021-7. DO NOT CONNECT EXTERNAL CIRCUITRY TO PIN 5 ON LT1021-7 JMAX = 130°C, θJA = 130°C/W (N) T T JMAX = 130°C, θJA = 150°C/ W (S) JMAX = 150°C, θJA = 150°C/ W,θJC = 45°C/W ORDER PART NUMBER N8 ORDER PART NUMBER LT1021BCH-5 LT1021DCH-5 LT1021BCN8-5 LT1021BMH-5 LT1021DMH-5 LT1021CCN8-5 LT1021CCH-5 LT1021BCH-7 LT1021CIN8-5 LT1021CMH-5 LT1021BMH-7 LT1021DCN8-5 LT1021BMH-10 LT1021DCH-7 LT1021DIN8-5 LT1021DMH-7 LT1021BCN8-7 LT1021BCH-10 LT1021DCN8-7 LT1021CMH-10 LT1021BCN8-10 LT1021DCH-10 LT1021CCN8-10 LT1021DMH-10 LT1021CIN8-10 OBSOLETE LT1021DCN8-10 LT1021DIN8-10 S8 ORDER PART NUMBER S8 PART MARKING LT1021DCS8-5 2105 LT1021DCS8-7 2107 LT1021DCS8-10 2110 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. 1021fc 2