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LP55281TL/NOPB Arkusz danych(PDF) 11 Page - Texas Instruments |
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LP55281TL/NOPB Arkusz danych(HTML) 11 Page - Texas Instruments |
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11 / 42 page ![]() 0.0 140.0 280.0 420.0 560.0 700.0 5.1 4.8 4.5 4.2 3.9 3.6 VIN = 3.6V f = 2 MHz L -TDK VLF4012AT 4.7 é H CIN = COUT = 10 éF OUTPUT CURRENT (mA) 5.1 4.8 4.5 4.2 3.9 3.6 3.0 3.6 4.1 4.7 5.2 310.0 278.0 246.0 214.0 182.0 150.0 VOUT = 5.3V VOUT = 4.7V ILOAD = 150 mA VOUT = 4V BATTERY VOLTAGE (V) 310.0 278.0 246.0 214.0 182.0 150.0 3.0 3.6 4.1 4.7 5.2 660.0 588.0 516.0 444.0 372.0 300.0 ILOAD = 300 mA VOUT = 4.7V VOUT = 5.3V VOUT = 4V BATTERY VOLTAGE (V) 660.0 588.0 516.0 444.0 300.0 372.0 3.0 3.3 3.6 3.9 4.2 4.5 91.0 88.6 86.2 83.8 81.4 79.0 ILOAD = 100 mA fBOOST = 2.0 MHz 350 mA 300 mA 200 mA INPUT VOLTAGE (V) 91.0 88.6 86.2 83.8 81.4 79.0 11 LP55281 www.ti.com SNVS458D – JUNE 2007 – REVISED OCTOBER 2016 Product Folder Links: LP55281 Submit Documentation Feedback Copyright © 2007–2016, Texas Instruments Incorporated 6.8 Boost Converter Typical Characteristics Figure 3. Boost Converter Efficiency Figure 4. Battery Current vs Voltage Figure 5. Battery Current vs Voltage Figure 6. Boost Frequency vs RT Resistor Figure 7. Output Voltage vs Load Current |
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