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ST1S12XX Arkusz danych(PDF) 7 Page - STMicroelectronics |
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ST1S12XX Arkusz danych(HTML) 7 Page - STMicroelectronics |
7 / 20 page ST1S12xx Electrical characteristics 7/20 Note: 1 Guaranteed by design, but not tested in production. Table 7. Electrical characteristics for ST1S12G12 VIN =VEN = 3 V, CIN = 4.7 µF, CO =10 µF, L = 2.2 µH, TJ = -40 to 125 °C (unless otherwise specified. Typical values are referred to 25 °C) Symbol Parameter Test conditions Min. Typ. Max. Unit OUT Output feedback pin TJ =-40 to 125°C 1.164 1.2 1.236 V IO VO pin bias current 15 20 µA VIN Minimum input voltage IO= 10mA to 0.7A 2.5 V IQ Quiescent current VIN =VEN, VFB=1.5V 500 600 µA VEN = 0, T = -40°C to 85°C 1 µA IO Output current VIN = 2.5 to 5.5V Note 1 0.7 A VEN Enable threshold Device ON, VIN = 2.5 to 5.5V 1.5 V Device OFF 0.5 IEN Enable pin current 1 µA %VO/ΔVIN Reference line regulation VIN = 2.5V to 5.5V Note 1 0.05 0.1 %VO/ΔVIN %VO/ΔIO Reference load regulation IO = 10mA to 700mA Note 1 0.0025 0.005 %VO/mA PWMfS PWM switching frequency 1.16 1.7 2.08 MHz RDSON-N NMOS switch on resistance ISW = 100 mA 0.25 0.4 Ω RDSON-P PMOS switch on resistance ISW = 100 mA 0.25 0.45 Ω ISWL Switching current limitation Note 1 1.6 A ν Efficiency Note 1 IO = 10mA to 100mA 80 % IO = 100mA to 0.7A 85 TSHDN Thermal shutdown 130 150 °C THYS Thermal shutdown hysteresis 15 °C %VO/ΔIO Load transient response IO = 100mA to 700mA, TA = 25°C tR = tF ≥ 200ns, CO=22µF Note 1 -5 +5 %VO %VO/ΔIO Short circuit removal response IO = 10mA to IO=short, TA = 25°C Note 1 -10 +10 %VO |
Podobny numer części - ST1S12XX |
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Podobny opis - ST1S12XX |
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