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ADP5053ACPZ-R7 数据表(PDF) 5 Page - Analog Devices |
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ADP5053ACPZ-R7 数据表(HTML) 5 Page - Analog Devices |
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5 / 37 page  ADP5053 Data Sheet Rev. B | Page 4 of 36 SPECIFICATIONS VIN = 12 V, VVREG = 5.1 V, TJ = −40°C to +125°C for minimum and maximum specifications, and TA = 25°C for typical specifications, unless otherwise noted. Table 2. Parameter Symbol Min Typ Max Unit Test Conditions/Comments INPUT SUPPLY VOLTAGE RANGE VIN 4.5 15.0 V PVIN1, PVIN2, PVIN3, PVIN4 pins QUIESCENT CURRENT PVIN1, PVIN2, PVIN3, PVIN4 pins Operating Quiescent Current IQ 4.8 6.35 mA No switching, all ENx pins high ISHDN 25 65 µA All ENx pins low UNDERVOLTAGE LOCKOUT UVLO PVIN1, PVIN2, PVIN3, PVIN4 pins Threshold Rising VUVLO-RISING 4.2 4.36 V Falling VUVLO-FALLING 3.6 3.78 V Hysteresis VHYS 0.42 V OSCILLATOR CIRCUIT Switching Frequency fSW 700 740 780 kHz RT = 25.5 kΩ Range 250 1400 kHz SYNC Input Input Clock Range fSYNC 250 1400 kHz Input Clock Pulse Width Minimum On Time tSYNC_MIN_ON 100 ns Minimum Off Time tSYNC_MIN_OFF 100 ns Input Clock High Voltage VH (SYNC) 1.3 V Input Clock Low Voltage VL (SYNC) 0.4 V SYNC Output Clock Frequency fCLK fSW kHz Positive Pulse Duty Cycle tCLK_PULSE_DUTY 50 % Rise or Fall Time tCLK_RISE_FALL 10 ns High Level Voltage VH (SYNC_OUT) VVREG V PRECISION ENABLING EN1, EN2, EN3, EN4 pins High Level Threshold VTH_H (EN) 0.806 0.832 V Low Level Threshold VTH_L(EN) 0.688 0.725 V Pull-Down Resistor RPULL-DOWN (EN) 1.0 MΩ POWER GOOD Internal Power-Good Rising Threshold VPWRGD (RISE) 86.3 90.5 95 % Hysteresis VPWRGD (HYS) 3.3 % Falling Delay tPWRGD_FALL 50 µs Rising Delay for PWRGD Pin tPWRGD_PIN_RISE 1 ms Leakage Current for PWRGD Pin IPWRGD_LEAKAGE 0.1 1 µA Output Low Voltage for PWRGD Pin VPWRGD_LOW 50 100 mV IPWRGD = 1 mA INTERNAL REGULATORS VDD Output Voltage VVDD 3.2 3.305 3.4 V IVDD = 10 mA Current Limit ILIM_VDD 20 51 80 mA VREG Output Voltage VVREG 4.9 5.1 5.3 V Dropout Voltage VDROPOUT 225 mV IVREG = 50 mA Current Limit ILIM_VREG 50 95 140 mA THERMAL SHUTDOWN Threshold TSHDN 150 °C Hysteresis THYS 15 °C |
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