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L6928D Datasheet(PDF) 5 Page - STMicroelectronics |
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L6928D Datasheet(HTML) 5 Page - STMicroelectronics |
5 / 16 page L6928 Electrical characteristics Doc ID 11051 Rev 6 5/16 3 Electrical characteristics TJ = 25 °C, VIN = 3.6 V unless otherwise specified. . Table 4. Electrical characteristics (1) Symbol Parameter Test condition Min. Typ. Max. Unit Vcc Operating input voltage After turn on (1) 25.5 V Vcc ON Turn On threshold 2.2 V Vcc OFF Turn Off threshold 2 V Vcc hys Hysteresis 100 mV Rp High side RON Vcc = 3.6 V, Ilx =100 mA 240 300 m Ω (1) 400 Rn Low side RON Vcc = 3.6 V, Ilx =100 mA 215 300 m Ω (1) 400 Ilim Peak current limit Vcc = 3.6 V 11.2 1.5 A (1) 0.85 1.65 Valley current limit Vcc = 3.6 V 11.4 1.7 A (1) 0.9 1.85 VOUT Output voltage range Vfb VCC V fosc Oscillator frequency 1.4 MHz fsync Sync mode clock (2) 12 MHz DC characteristics Iq Quiescent current (low noise mode) Vsync = 0 V, no load, VFB > 0.6 V 230 µA Quiescent current (low consumption mode) Vsync = VCC, no load, VFB > 0.6 V (1) 25 50 µA Ish Shutdown current RUN to GND, VCC = 5.5 V 0.2 µA Ilx LX leakage current (2) RUN to GND, VLX = 5.5 V, VCC = 5.5 V 1µA RUN to GND, VLX = 0 V, VCC = 5.5 V 1µA Error amplifier characteristics Vfb Voltage feedback 0.593 0.600 0.607 V (1) 0.590 0.600 0.610 V Ifb Feedback input current (2) VFB = 0.6 V 25 nA Run Vrun_H RUN threshold high 1.3 V Vrun_L RUN threshold low 0.4 V |
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