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L6925D 数据表(PDF) 3 Page - STMicroelectronics |
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L6925D 数据表(HTML) 3 Page - STMicroelectronics |
3 / 6 page 3/6 L6925D Table 5. ELECTRICAL CHARACTERISTICS (TJ = 25°C, VCC = 3.6V unless otherwise specified) (*) Guaranteed by design Symbol Parameter Test Condition Min Typ Max Unit Vcc Operating input voltage After Turn On 2.7 5.5 V Vcc ON Turn On threshold 2.8 V Vcc OFF Turn Off threshold 2.65 V Vcc hys Hysteresis 150 mV Rp High side Ron Vcc = 3.6V, Ilx =100mA 240 m Ω Rn Low side Ron Vcc = 3.6V, Ilx =100mA 215 m Ω Ilim Peak current limit Vcc = 3.6V 1.2 A Valley current limit Vcc = 3.6V 1.4 A Vout Output voltage range 0.6 Vcc V fosc Oscillator frequency 600 KHz fsync Sync mode clock (*) 500 1400 KHz DC CHARACTERISTICS Iq Quiescent current (low noise mode) Vsync = 0V, no load, VFB > 0.6V 230 µA Quiescent current (low cunsumption mode) Vsync = Vcc, no load, VFB > 0.6V 25 µA Ish Shutdown current Vcc < 2.7V, VFB > 0.6V 0.2 µA Ilx LX leakage current (*) Vcc < 2.7V, VLX = Vcc 1 µA Vcc < 2.7V, VLX = 0V 1 µA ERROR AMPLIFIER CHARACTERISTICS Vfb Voltage feedback 0.593 0.6 0.607 V Ifb Feedback input current (*) VFB = 0.6V 25 nA SYNC/MODE FUNCTION Vsync_H Sync mode threshold high 1.3 V Vsync_L Sync mode threshold low 0.5 V LB SECTION VLBI LBI Threshold 0.6 V VLBO LBO Logic Low Isink = 1mA, Vcc = 3.6V, VLBI < 0.6V 0.2 0.4 V ILK-LBO LBO Leakage Current (*) V LBO = 3.6V, Vcc = 3.6V, VLBI > 0.6V 50 nA PROTECTIONS HOVP Hard overvoltage threshold 10 %Vout |
类似零件编号 - L6925D |
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类似说明 - L6925D |
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