TPS548A20 Datasheet, PDF (14/36 Pages) Texas Instruments – 15-A Synchronous Step-Down SWIFT Converter

TPS548A20
SLUSC78A – NOVEMBER 2015 – REVISED DECEMBER 2015
Typical Characteristics (continued)
T_A = 25°C (unless otherwise noted)
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Figure 28. Overcurrent Protection Hiccup
Figure 29. Overcurrent Protection
6.7 Thermal Performance
f_SW = 500 kHz, V_IN = 12 V, V_OUT = 5 V, I_OUT = 12 A, C_OUT = 10 × 22 µF (1206, 6.3 V, X5R), R_BOOT = 0 Ω, SNB = 3 Ω + 470 pF
Inductor: L_OUT = 1 µH, PCMC135T-1R0MF, 12.6 mm × 13.8 mm × 5 mm, 2.1 mΩ (typ)
Figure 30. SP1: 68.2℃ ( TPS548A20 ), SP2: 75℃ (Inductor)
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