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ST1S06PU33R Arkusz danych(PDF) 6 Page - STMicroelectronics |
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ST1S06PU33R Arkusz danych(HTML) 6 Page - STMicroelectronics |
6 / 19 page Electrical characteristics ST1S06 6/19 4 Electrical characteristics Table 4. Electrical characteristics for ST1S06 (VIN_SW =VIN_A =VINH =5V, VO=1.2V, CI =4.7µF, CO =22µF, L1 =3.3µH, TJ =-30 to 125°C (unless otherwise specified. Typical values are referred to TJ = 25°C) Note: 1 Guaranteed by design, but not tested in production Symbol Parameter Test conditions Min. Typ. Max. Unit FB Feedback voltage 784 800 816 mV IFB VFB pin bias current 600 nA VI Minimum input voltage IO= 10mA to 1.5A 2.7 V IQ Quiescent current VINH > 1.2V 1.5 mA VINH < 0.4V, TJ = -30°C to 85°C 1µA IO Output current VI = 2.7 to 5.5V Note: 1 1.5 A VINH Inhibit threshold Device ON, VI = 2.7 to 5.5V 1.3 V Device ON, VI = 2.7 to 5V 1.2 Device OFF 0.4 IINH Inhibit pin current 2µA %VO/∆VI Reference line regulation VI = 2.7V to 5.5V Note: 1 0.2 0.3 %VO/ ∆VI %VO/∆IO Reference load regulation IO = 10mA to 1.5A Note: 1 0.2 0.3 %VO/ ∆IO PWMfS PWM Switching frequency VFB = 0.8V 1.2 1.5 1.8 MHz DMAX Maximum duty cycle 80 87 % RDSON-N NMOS Switch on resistance ISW = 750 mA 0.12 Ω RDSON-P PMOS Switch on resistance ISW = 750 mA 0.15 Ω ISWL Switching current limitation Note: 1 2.3 A ν Efficiency Note: 1 IO = 10mA to 100mA, VO = 3.3V 65 % IO = 100mA to 1.5A, VO = 3.3V 85 90 TSHDN Thermal shutdown 130 150 °C THYS Thermal shutdown hysteresis 15 °C %VO/∆IO Load transient response IO = 100mA to 750mA, TJ = 25°C tR = tF ≥ 200ns, Note: 1 -5 +5 %VO %VO/∆IO Short circuit removal response IO = 10mA to IO=short, TJ = 25°C Note: 1 -10 +10 %VO |
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