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TPS53355 Datasheet(PDF) 7 Page - Texas Instruments |
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TPS53355 Datasheet(HTML) 7 Page - Texas Instruments |
7 / 37 page 1 10 100 1000 0.01 0.1 1 10 100 Output Current (A) FCCM Skip Mode VIN = 12 V VOUT = 1.1 V fSW = 300 kHz 1 10 100 1000 0.01 0.1 1 10 100 Output Current (A) FCCM Skip Mode VIN = 12 V VOUT = 1.1 V fSW = 500 kHz 0 2 4 6 8 10 12 14 16 −40 −25 −10 5 20 35 50 65 80 95 110 125 Junction Temperature (°C) VVDD = 12 V 0 20 40 60 80 100 120 140 −40 −25 −10 5 20 35 50 65 80 95 110 125 Junction Temperature (°C) OVP UVP 0 100 200 300 400 500 600 700 −40 −25 −10 5 20 35 50 65 80 95 110 125 Junction Temperature (°C) VEN = 5V VVDD = 12 V VVFB = 0.63 V No Load 0 1 2 3 4 5 6 7 −40 −25 −10 5 20 35 50 65 80 95 110 125 Junction Temperature (°C) VEN = 0 V VVDD = 12 V No Load TPS53355 www.ti.com SLUSAE5B – AUGUST 2011 – REVISED JANUARY 2015 6.6 Typical Characteristics For VOUT = 5 V, a SC5026-1R0 inductor is used. For 1 ≤ VOUT ≤ 3.3 V, a PA0513.441 inductor is used. Figure 1. VDD Supply Current vs. Junction Temperature Figure 2. VDD Shutdown Current vs. Junction Temperature Figure 3. TRIP Pin Current vs. Junction Temperature Figure 4. OVP/UVP Trip Threshold vs. Junction Temperature Figure 5. Switching Frequency vs. Output Current Figure 6. Switching Frequency vs. Output Current Copyright © 2011–2015, Texas Instruments Incorporated Submit Documentation Feedback 7 Product Folder Links: TPS53355 |
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