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TPS53355DQPT Datasheet(PDF) 8 Page - Texas Instruments |
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TPS53355DQPT Datasheet(HTML) 8 Page - Texas Instruments |
8 / 39 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 8 TPS53355 SLUSAE5D – AUGUST 2011 – REVISED NOVEMBER 2016 www.ti.com Product Folder Links: TPS53355 Submit Documentation Feedback Copyright © 2011–2016, Texas Instruments Incorporated 6.6 Typical Characteristics For VOUT = 5 V, a 744355182 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 |
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