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AD5758 Datasheet(PDF) 8 Page - Analog Devices |
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AD5758 Datasheet(HTML) 8 Page - Analog Devices |
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8 / 72 page ![]() AD5758 Data Sheet Rev. 0 | Page 8 of 72 Parameter Min Typ Max Unit Test Conditions/Comments Voltage Output DPC Mode Voltage output dynamic power control mode VDPC+ Voltage Range 5 15 25 V 5 V = −VSENSE(MIN) + 15 V; 25 V = −VSENSE(MAX) + 15 V; assuming sufficient supply margin between AVDD1 and VDPC+; see the Power Dissipation Control section for further details; maximum operating range of |VDPC+ to AVSS| = 50 V VDPC+ Voltage Accuracy −500 +500 mV Only applicable when dc-to-dc is operating in regulation (that is, load sufficiently high) FAULT PROTECTION SWITCH On Resistance, RON 6.5 Ω TA = 25°C On Time, tON 10 μs Off Time, tOFF 200 ns Overvoltage Response Time, tRESPONSE 250 ns Overvoltage Recovery Time, tRECOVERY 3.2 μs Overvoltage Leakage Current ±30 μA Fault protection switch sinks current for a positive fault and sources current for a negative fault ADC Resolution 12 Bits Total Error ±0.3 % FSR Table 18 lists all ADC input nodes Conversion Time2 100 μs DIGITAL INPUTS Input Voltage 3 V ≤ VLOGIC ≤ 5.5 V High, VIH 0.7 × VLOGIC V Low, VIL 0.3 × VLOGIC V 1.71 V ≤ VLOGIC < 3 V High, VIH 0.8 × VLOGIC V Low, VIL 0.2 × VLOGIC V Input Current −1.5 +1.5 μA Per pin, internal pull-down on SCLK, SDI, RESET, and LDAC; internal pull-up on SYNC Pin Capacitance2 2.4 pF Per pin DIGITAL OUTPUTS SDO Output Voltage Low, VOL 0.4 V Sinking 200 μA High, VOH VLOGIC − 0.2 V Sourcing 200 μA High Impedance Leakage Current −1 +1 μA High Impedance Output Capacitance2 2.2 pF FAULT Output Voltage Low, VOL 0.4 V 10 kΩ pull-up resistor to VLOGIC 0.6 V At 2.5 mA High, VOH VLOGIC − 0.05 V 10 kΩ pull-up resistor to VLOGIC |
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