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LM25145RGYR 데이터시트(PDF) 11 Page - Texas Instruments |
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LM25145RGYR 데이터시트(HTML) 11 Page - Texas Instruments |
11 / 62 page Output Current (A) 0 2 4 6 8 10 0 20 40 60 80 100 VIN = 6V VIN = 12V VIN = 24V VIN = 36V Junction Temperature (°C) -40 -25 -10 5 20 35 50 65 80 95 110 125 0.792 0.794 0.796 0.798 0.8 0.802 0.804 0.806 0.808 Output Current (A) 0 2 4 6 8 70 75 80 85 90 95 100 VIN = 18V VIN = 24V VIN = 28V VIN = 36V Output Current (A) 0.1 0.5 1 5 8 60 70 80 90 100 VIN = 18V VIN = 24V VIN = 28V VIN = 36V Output Current (A) 0 5 10 15 20 65 70 75 80 85 90 95 100 VIN = 8V VIN = 12V VIN = 18V VIN = 24V VIN = 32V Output Current (A) 0.1 0.5 1 5 10 20 20 20 30 40 50 60 70 80 90 100 VIN = 8V VIN = 12V VIN = 18V VIN = 24V VIN = 32V 11 LM25145 www.ti.com SNVSAT9 – JUNE 2017 Product Folder Links: LM25145 Submit Documentation Feedback Copyright © 2017, Texas Instruments Incorporated 7.7 Typical Characteristics VVIN = 24 V, RRT = 25 kΩ, SYNCIN tied to VCC, EN/UVLO tied to VIN (unless otherwise noted). VOUT = 5 V See Figure 46 VSYNCIN = VVCC FSW = 500 kHz RRT = 20 kΩ Figure 1. Efficiency vs Load, CCM VOUT = 5 V See Figure 46 VSYNCIN = 0 V FSW = 500 kHz RRT = 20 kΩ Figure 2. Efficiency vs Load, DCM VOUT = 12 V See Figure 57 VSYNCIN = VVCC FSW = 425 kHz RRT = 23.7 kΩ Figure 3. Efficiency vs Load, CCM VOUT = 12 V See Figure 57 VSYNCIN = 0 V FSW = 425 kHz RRT = 23.7 kΩ Figure 4. Efficiency vs Load, DCM (VOUT Supplies Bias Power to VCC) VOUT = 1.1 V See Figure 70 FSW = 300 kHz RRT = 33.2 kΩ Figure 5. Efficiency vs Load, CCM Figure 6. FB Voltage vs Junction Temperature |
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