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APR34309CA Datasheet(PDF) 4 Page - Diodes Incorporated |
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APR34309CA Datasheet(HTML) 4 Page - Diodes Incorporated |
4 / 11 page APR34309CA Document number: DS37672 Rev. 5 - 2 4 of 11 www.diodes.com July 2015 © Diodes Incorporated APR34309CA Electrical Characteristics (@TA = +25°C, VCC=5V, unless otherwise specified.) Symbol Parameter Conditions Min Typ Max Unit Supply Voltage ( VCC Pin ) ISTARTUP Startup Current VCC=VSTARTUP-0.1V – 100 150 μA IOP Operating Current VDET pin floating VCC=VTRIGGER+20mV 40 100 150 μA VSTARTUP Startup Voltage – 2.6 3.1 3.4 V – UVLO – 2.3 2.8 3.1 V Dynamic Output Section/Oscillator Section VTRIGGER Internal Trigger Voltage – 5.1 5.15 5.2 V – Duty Cycle – 4 15 18 % tOSC Oscillation Period VCC=5V 18 30 37.5 μs ITRIGGER Internal Trigger Current VCC=VTRIGGER, VCC/VDET pin is separately connected to a 20 Ω resistor 30 60 80 mA tDIS Minimum Period – 18 30 37.5 ms VDIS Discharge Voltage – 5.13 5.3 5.38 V IDIS Discharge Current VCC=VDIS+0.1V 1.5 3 4.5 mA VDIS-VTRIGGER Trigger Discharger Gap – 30 110 – mV VOVP Overshoot Voltage for Discharge – 5.64 5.74 5.84 V IOVP Overshoot Current for Discharge VCC=VOVP+0.1V, VCC pin is connected to a 20 Ω resistor 40 – 100 mA Synchronous Voltage Detect VTHON Gate Turn-on Threshold – 0 – 1 V VTHOFF Gate Turn-off Threshold – -17 -10 -3 mV tDON Turn-on Delay Time From VTHON to VDRISR=1V – 70 130 ns tDOFF Turn-off Propagation Delay Time From VTHOFF to VDRISR=3V – 100 150 ns tRG Gate Turn-on Rising Time From 1V to 3V, CL=4.7nF – 50 100 ns tFG Gate Turn-off Falling Time From 3V to 1V, CL=4.7nF – 50 100 ns tLEB_S Minimum On Time (VDET-VCC)*tONP = 25Vµs 0.9 1.8 2.7 μs tLEB_L (VDET-VCC)*tONP = 50Vµs – – 6.5 VDRISR_HIGH Drive Output Voltage VCC=5V 3.7 – – V VS_MIN SR Minimum Operating Voltage (Note 6) – – – 4.5 V tOVP_LAST Added OVP Discharge Time – – 2.0 – ms Kqs (Note 7) (VDET-VCC)*tONP = 25Vµs 0.325 – 0.515 mA* μs Notes: 6. This item specifies the minimum SR operating voltage of VIN_DC, VIN_DC≥NPS*VS_MIN. 7. This item is used to specify the value of RAREF. |
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