전자부품 데이터시트 검색엔진 |
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ST1S03 데이터시트(PDF) 6 Page - STMicroelectronics |
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ST1S03 데이터시트(HTML) 6 Page - STMicroelectronics |
6 / 17 page Electrical characteristics ST1S03 6/17 4 Electrical characteristics Table 4. Electrical characteristics (VIN_SW = VIN_A = 5V, CI = 4.7µF, CO = 22µF, L1 = 3.3µH, TJ = 0 to 125°C, unless otherwise specified. Typical values are referred to 25°C) Symbol Parameter Test Conditions Min. Typ. Max. Unit FB Feedback voltage 784 800 816 mV PSRR Feedback PSRR 1Hz < Frequency VIN -60 dB IFB VFB Pin bias current 600 nA BW Bandwidth of error amplifier Closed Loop 300 KHz IQ Quiescent current No Switching 2.5 mA IO Output current VIN =3V to 16V 1.5 A IMIN Minimum output current 1 mA %VO/∆VIN Reference line regulation VIN = 3V to 16V 0.032 0.06 %VO/ ∆VIN %VO/∆IO Reference load regulation IO = 10mA to 1.2A 0.0014 0.003 %VO/ mA PWM fS PWM Switching frequency (1) 1. Guaranteed by design, but not tested in production. VFB = 0.8V, TA =25°C 1.2 1.5 1.8 MHz DMAX Maximum duty cycle 87 % ISWL Switching current limitation 1.65 A VDS Switch VDS ISW = 750 mA 200 350 mV E Efficiency IO =10mA to 1.2A 70 % TSHDN Thermal shut down (1) 130 150 °C THYS Thermal shut down hysteresis (1) 15 °C ∆VO/∆IO Load transient response (1) IO = 100mA to 700mA tR = tF ≥ 100ns, TA = 25°C -5 +5 %VO ∆VO/∆IO@ IO=short Short circuit removal response(1) IO = 10mA to short, TA = 25°C +5 %VO |
유사한 부품 번호 - ST1S03_07 |
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유사한 설명 - ST1S03_07 |
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