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LM3643AYFFR датащи(PDF) 9 Page - Texas Instruments |
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LM3643AYFFR датащи(HTML) 9 Page - Texas Instruments |
9 / 39 page VIN (V) 2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 1.6 1.64 1.68 1.72 1.76 1.8 1.84 1.88 1.92 1.96 2 2.04 2.08 2.12 2.16 2.2 D012 TA = -40GC TA = +25GC TA = +85GC VIN (V) 2.5 2.75 3 3.25 3.5 3.75 4 4.25 4.5 4.75 5 1.4 1.6 1.8 2 2.2 2.4 2.6 2.8 3 D013 TA = -40GC TA = +25GC TA = +85GC VIN (V) 2.5 3 3.5 4 4.5 5 5.5 0 1 2 3 4 5 6 7 D010 TA = -40GC TA = +25GC TA = +85GC VIN (V) 2.5 2.7 2.9 3.1 3.3 3.5 3.7 3.9 4.1 4.3 1.6 1.64 1.68 1.72 1.76 1.8 1.84 1.88 1.92 1.96 2 2.04 2.08 2.12 2.16 2.2 D011 TA = -40GC TA = +25GC TA = +85GC VIN (V) 2.5 3 3.5 4 4.5 5 5.5 0 0.5 1 1.5 2 2.5 3 D009 TA = -40GC TA = +25GC TA = +85GC VIN (V) 2.5 3 3.5 4 4.5 5 5.5 0 1 2 3 4 5 6 7 D008 TA = -40GC TA = +25GC TA = +85GC LM3643, LM3643A www.ti.com SNVS967A – AUGUST 2014 – REVISED NOVEMBER 2014 Typical Characteristics (continued) Ambient temperature is 25°C, input voltage is 3.6 V, HWEN = VIN, CIN = COUT = 2 × 10 µF and L = 1 µH, unless otherwise noted . HWEN = VIN I2C = VIN HWEN = 1.8 V I2C = 0 V Figure 18. Standby Current vs Input Voltage Figure 19. Standby Current vs Input Voltage HWEN = 1.8 V I2C = 1.8 V ILED = 1.5 A ƒSW = 2 MHz VLED = 4.5 V ICL = 1.9 A Figure 20. Standby Current vs Input Voltage Figure 21. Inductor Current Limit vs Input Voltage ILED = 1.5 A ƒSW = 4 MHz VLED = 4.5 V ILED = 1.5 A ƒSW = 2 MHz VLED = 4.5 V ICL = 1.9 A ICL = 2.8 A Figure 22. Inductor Current Limit vs Input Voltage Figure 23. Inductor Current Limit vs Input Voltage Copyright © 2014, Texas Instruments Incorporated Submit Documentation Feedback 9 Product Folder Links: LM3643 LM3643A |
Аналогичный номер детали - LM3643AYFFR |
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Аналогичное описание - LM3643AYFFR |
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