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IRS2500S Datasheet(PDF) 7 Page - International Rectifier |
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IRS2500S Datasheet(HTML) 7 Page - International Rectifier |
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7 / 22 page  IRS2500S www.irf.com © 2012 International Rectifier 7 Electrical Characteristics VCC = 14 V +/- 0.25 V, COUT=1000 pF, CVCC=0.1 μF, TA=25 °C unless otherwise specified. Symbol Definition Min Typ Max Units Test Conditions Supply Characteristics VCCUV+ VCC Supply Undervoltage Positive Going Threshold 11.5 12.5 13.5 VCCUV- VCC Supply Undervoltage Negative Going Threshold 9.5 10.5 11.5 VUVHYS VCC Supply Undervoltage Lockout Hysteresis 1.5 2.0 3.0 IQCCUV UVLO Mode VCC Quiescent Current --- 30 --- uA VCC = 8V ICC VCC Supply Current --- 2.3 5.0 mA VBUS=2.5V PFC off time = 5us VCLAMP VCC Zener Clamp Voltage --- 20.0 --- V ICC = 10mA Error Amplifier Characteristics ICOMP SOURCE COMP Pin Error Amplifier Output Current Sourcing --- 10 --- mA VVBUS = 2.4V VCOMP=4.0V ICOMP SINK COMP Pin Error Amplifier Output Current Sinking --- -23 --- VVBUS = 2.6V VCOMP=4.0V VCOMPOH Error Amplifier Output Voltage Swing (high state) --- 6.0 --- V VBUS=2.0V ICOMP=-0.5mA VCOMPOL Error Amplifier Output Voltage Swing (low state) --- 0.25 --- VBUS=3.0V ICOMP=+0.5mA VCOMPFL T Error Amplifier Output Voltage in Fault Mode --- 0 --- VBUS=3.0V IVBUS Input bias current --- --- -1 uA VBUS=0 to 3V Gv Voltage gain 60 80 --- dB Open loop GB Bandwidth --- 1 --- MHz Control Characteristics VVBUS VBUS Internal Reference Voltage 2.46 2.5 2.54 V VCOMP = 4.0V VZX+ ZX Pin Threshold Voltage (Arm) --- 1.6 --- VZX- ZX Pin Threshold Voltage (Trigger) --- 0.7 --- VZXclamp ZX pin Clamp Voltage (high state) --- 5.2 --- IZX = 1mA VDCclamp VDC pin Clamp Voltage --- 5.2 --- IDC = 1mA tBLANK OC pin current-sensing blank time --- 320 --- ns VBUS=2.5V VCOMP=4.0V tWD PFC Watch-dog Pulse Interval --- 400 --- us ZX = 0,VCOMP = 4.0V tONMIN PFC Minimum ON time --- 0.3 --- us ZX = 0,VCOMP = 0.25V tONMAX PFC Maximum ON Time 10 50 --- us ZX = 0,VCOMP = 6.0V, VDC = 2V |
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