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RS2051P Datasheet(PDF) 3 Page - Orister Corporation |
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RS2051P Datasheet(HTML) 3 Page - Orister Corporation |
3 / 11 page Page No. : 3/11 DS-RS2051-09 No v, 2010 www.Orister.com Absolute Maximum Ratings Symbol Parameter Rating Unit VDD Supply voltage Pin Voltage 40 V IOVP VDD OVP maximal enter current 20 mA VFB Input Voltage to FB Pin -0.3 to 6V V VSEN Input Voltage to SEN Pin -0.3 to 6V V PD Power Dissipation 300 mW ESD Capability, HBM Model 2500 V ESD ESD Capability, Machine Model 250 V 20second: SOT-23-6L 220 oC 10second: DIP-8L 260 TL Lead Temperature (Soldering) 10second: SOP-8L 230 oC TSTG Storage Temperature Range -55 to + 150 oC Recommended Operation Condition Symbol Parameter Min ~ Max Unit VDD VDD Supply Voltage 10~30 V RI RI PIN Resistor Value 100 K ohm TOA Operation Ambient Temperature -20~85 oC PO Output Power 60 W FPWM Frequency of PWM 30~150 KHz Electrical Characteristics (Ta=25°C unless otherwise noted, V DD = 15V.) Symbol Parameter Conditions Min. Typ. Max. Unit Supply Voltage (VDD Pin) IST Startup Current 3.0 20.0 μA VFB=0V 3.0 mA VFB=3V 1.2 mA ISS Operating Current VFB=Open 0.8 mA VDDON Turn-on Threshold Voltage 13.0 14.0 15.0 V VDDOFF Turn-off Threshold Voltage 7.8 8.8 9.8 V VDDCLAMP VDD Clamp Voltage IVDD=20mA 34.0 V VDDAIS Anti Intermission Surge VDD Voltage 9.4 V Voltage Feedback (FB Pin) IFB Short Circuit Current VFB=0V 0.7 mA VFB Open Loop Voltage VFB=Open 4.8 V IFB_0D Zero Duty Cycle FB current 0.59 mA IPFM Enter PFM&PWM, FB current 0.50 mA ICRM Enter CRM, FB current 0.55 mA VPFM PFM Threshold VFB 1.80 V VCRM Enter CRM Threshold VFB 1.40 V IOLP&SCP Enter OLP&SCP FB current 170 uA VOLP&SCP Enter OLP&SCP FB voltage 3.7 V TOLP&SCP OLP&SCP min. delay Time RI=100K 33 35 50 ms Current Sensing (SEN Pin) VTH_L Minimum Voltage Lever (Dmin=0%) 0.80 V VTH_H Maximum Voltage Lever (Dmax=78%) 1.05 V TPD Delay to Output 75 ns RCS Input Impedance 40 KΩ TLEB Leading edge blanking time 300 ns |
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