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LT1491 数据表(PDF) 2 Page - Linear Technology |
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LT1491 数据表(HTML) 2 Page - Linear Technology |
2 / 12 page 2 LT1490/LT1491 ABSOLUTE MAXIMUM RATINGS Junction Temperature ........................................... 150 °C Specified Temperature Range (Note 2) .. – 40 °C to 85°C Storage Temperature Range ................. – 65 °C to 150°C Lead Temperature (Soldering, 10 sec) .................. 300 °C Total Supply Voltage (V + to V –) .............................. 44V Input Differential Voltage ......................................... 44V Input Current ...................................................... ±25mA Output Short-Circuit Duration (Note 1) ......... Continuous Operating Temperature Range ................ – 40 °C to 85°C PACKAGE/ORDER INFORMATION ORDER PART NUMBER Consult factory for Industrial and Military grade parts. LT1491CN LT1491CS TOP VIEW S PACKAGE 14-LEAD PLASTIC SO N PACKAGE 14-LEAD PDIP 1 2 3 4 5 6 7 14 13 12 11 10 9 8 A B C OUT A –IN A +IN A V+ +IN B –IN B OUT B OUT D –IN D +IN D V– +IN C – IN C OUT C D TJMAX = 150°C, θJA = 110°C/ W (N) TJMAX = 150°C, θJA = 150°C/ W (S) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VOS Input Offset Voltage LT1490 N Package 220 800 µV 0 °C ≤ TA ≤ 70°C q 1000 µV –40 °C ≤ TA ≤ 85°C q 1100 µV LT1490 S Package 220 950 µV 0 °C ≤ TA ≤ 70°C q 1200 µV –40 °C ≤ TA ≤ 85°C q 1300 µV LT1491 N Package 300 1100 µV 0 °C ≤ TA ≤ 70°C q 1350 µV –40 °C ≤ TA ≤ 85°C q 1450 µV LT1490CMS8 Package, LT1491 S Package 350 1450 µV 0 °C ≤ TA ≤ 70°C q 1650 µV –40 °C ≤ TA ≤ 85°C q 1750 µV Input Offset Voltage Drift 0 °C ≤ TA ≤ 70°C (Note 6) q 24 µV/°C IOS Input Offset Current q 0.2 0.8 nA VCM = 44V (Note 3) q 0.8 µA IB Input Bias Current q 48 nA VCM = 44V (Note 3) q 410 µA VS = 0V 0.1 nA Input Noise Voltage 0.1Hz to 10Hz 1 µVP-P en Input Noise Voltage Density f = 1kHz 50 nV/ √Hz in Input Noise Current Density f = 1kHz 0.03 pA/ √Hz ELECTRICAL CHARACTERISTICS VS = 3V, 0V; VS = 5V, 0V; VCM = VOUT = half supply, TA = 25°C, unless otherwise noted. (Note 2) TJMAX = 150°C, θJA = 250°C/ W (MS8) TJMAX = 150°C, θJA = 130°C/ W (N8) TJMAX = 150°C, θJA = 190°C/ W (S8) 1 2 3 4 8 7 6 5 TOP VIEW MS8 PACKAGE 8-LEAD MSOP N8 PACKAGE 8-LEAD PDIP S8 PACKAGE 8-LEAD PLASTIC SO V+ OUT B –IN B +IN B A B OUT A –IN A +IN A V– S8 PART MARKING MS8 PART MARKING ORDER PART NUMBER LTBB 1490 LT1490CMS8 LT1490CN8 LT1490CS8 |
类似零件编号 - LT1491 |
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类似说明 - LT1491 |
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