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LT1074CK 数据表(PDF) 6 Page - Linear Technology |
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LT1074CK 数据表(HTML) 6 Page - Linear Technology |
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6 / 16 page ![]() LT1074/LT1076 6 Supply Current Shutdown Pin Characteristics VC Pin Characteristics VC Pin Characteristics Feedback Pin Characteristics Shutdown Pin Characteristics ILIM Pin Characteristics TYPICAL PERFOR A CE CHARACTERISTICS 0 –150 0 50 100 150 200 12 3 4 LT1074•TPC01 –200 –100 5 6 78 9 VOLTAGE (V) –50 V ≤ 2V FB SLOPE ≈ 400kΩ V ADJUSTED FOR I = 0 AT V = 2V FB CC 0 –1.5 –0.5 0 0.5 1.0 1.5 2.0 12 3 4 LT1074•TPC02 –2.0 –1.0 5 6 78 9 V ≥ 2.5V FB VOLTAGE (V) 0 –400 –200 0 1 23 4 LT1074•TPC03 –500 –300 5 6 78 10 9 –100 100 200 300 400 500 VOLTAGE (V) START OF FREQUENCY SHIFTING VOLTAGE (V) 10 –40 20 40 LT1074•TPC04 30 50 60 70 80 –30 –20 –10 0 10 20 30 40 VIN = 50V THIS POINT MOVES IN WITH V DETAILS OF THIS AREA SHOWN IN OTHER GRAPH 0 VOLTAGE (V) 0 –40 1.0 2.0 LT1074•PC05 1.5 2.5 3.0 3.5 4.0 –35 –30 –25 –20 –15 –10 –5 0 SHUTDOWN THRESHOLD CURRENT FLOWS OUT OF SHUTDOWN PIN = 25 °C Tj 0.5 –2 –350 –250 –150 0 12 LT1074•TPC06 –400 –300 3 4 5 –200 –100 –50 0 50 100 VOLTAGE (V) –1 6 7 8 T = 25 °C j INPUT VOLTAGE (V) 0 0 4 6 10 20 30 60 LT1074•TPC11 10 40 50 2 8 12 14 16 18 20 VC = 1V DEVICE NOT SWITCHING |
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