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LT1107M Datasheet(PDF) 4 Page - Linear Technology |
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LT1107M Datasheet(HTML) 4 Page - Linear Technology |
4 / 12 page 4 LT1107 CC HARA TERISTICS A TYPICALPERFOR CE Saturation Voltage, Step-Up Mode Switch ON Voltage, Step-Down (SW2 Pin Grounded) Mode (SW1 Pin Connected to VIN) Maximum Switch Current vs RLIM Quiescent Current Quiescent Current TEMPERATURE (°C) –55 –15 25 45 125 1107 G07 –35 5 65 85 105 100 90 80 70 60 50 40 30 20 Oscillator Frequency Switch ON Time Step-Down Mode TEMPERATURE (°C) –55 –15 25 45 125 1107 G10 –35 5 65 85 105 13 12 11 10 9 8 7 6 5 TEMPERATURE (°C) –55 –15 25 45 125 1107 G09 –35 5 65 85 105 85 80 75 70 65 60 55 50 45 Duty Cycle Step-Up Mode TEMPERATURE (°C) –55 –15 25 45 125 1107 G05 –35 5 65 85 105 400 350 300 250 200 150 100 TEMPERATURE (°C) –55 –15 25 45 125 1107 G08 –35 5 65 85 105 16 15 14 13 12 11 10 9 8 7 6 Switch ON Time Step-Up Mode INPUT VOLTAGE (V) 0 400 380 360 340 320 300 280 260 240 220 200 24 1107 G06 6 12 18 30 3 915 21 27 TA = 25°C RLIM (Ω) 10 1107 G03 100 1.5 1.4 1.3 1.2 1.1 0.9 0.8 1000 0.7 0.6 0.5 0.4 0.3 0.2 0.1 1.0 STEP-DOWN VIN = 12V STEP-UP 2V ≤ V IN ≤ 5V SWITCH CURRENT (A) 0 0.6 1107 G02 0.2 0.4 0.8 1.4 1.3 1.2 1.1 1.0 0.9 0.8 0.7 0.1 0.3 0.5 0.7 SWITCH CURRENT (A) 0 1.2 1.0 0.8 0.6 0.4 0.2 0 0.2 0.4 0.6 0.8 1107 G01 1.0 1.2 VIN = 3V VIN = 2V VIN = 5V |
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