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IP1202PBF 数据表(PDF) 2 Page - International Rectifier |
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IP1202PBF 数据表(HTML) 2 Page - International Rectifier |
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2 / 29 page  www.irf.com 2 iP1202PbF Absolute Maximum Ratings Recommended Operating Conditions Electrical Specifications @ V IN = 12V All specifications @ 25°C (unless otherwise specified) Parameter Symbol Min Typ Max Units Conditions VIN VIN -0.3 - 15 Feedback VFB1/VFB2 -0.3 - 6 Output Overvoltage Sense VFB1S/VFB2S -0.3 - 6 PGOOD -0.3 - 15 ENABLE -0.3 - 15 Soft Start SS1/SS2 -0.3 - 6 Vp-ref -0.3 - 6 HICCUP HICCUP -0.3 - 15 SYNC -0.3 - 6 Output RMS Current Per Channel IoutVSW -- 15 A 2 Independent outputs. See Fig. 3 Block Temperature TBLK -40 - 125 °C Capable of start up over full temperature range. See Note 1. V Parameter Symbol Min Typ Max Units Conditions Input Voltage Range VIN 5.5 - 13.2 -- 15 A 2 Independent outputs TPCB = TCASE = 90°C. See Fig. 3 -- 11 A 2 Independent outputs TPCB = 90°C, TCASE = no airflow, no heatsink. See Fig. 3 0.8 - 5.0 For VIN = 12V 0.8 - 3.3 For VIN = 5.5V Output Voltage Range VOUT V Output RMS Current Per Channel IoutVSW Parameter Symbol Min Typ Max Units Conditions Over Current Shutdown IOC -25 - A VIN = 12V, VOUT = 1.5V fSW = 300KHz, ROCSET = 51.1kΩ HICCUP pin pulled Low HICCUP duty cycle DHICCUP -5 - % HICCUP pin pulled high, output short circuited. Soft Start Time tSS 5 ms VIN = 12V, VOUT = 1.5V, CSS1= CSS2=0.1µF Reference Voltage VREF -0.8 - V VOUT_ACC1 -3 - 3 TBLK = -40°C to 125°C, See Note 1. VIN= 12V, VOUT = 1.5V VOUT_ACC2 -2.5 - 2.5 TBLK = 0°C to 125°C, See Note 1. VIN= 12V, VOUT = 1.5V Error Amplifier 2 input offset voltage VOS2 -4 - 4 mV VIN = 12V, VOUT = 1.5V, specified for current share accuracy in parallel configuration. Rshunt1 = Rshunt2 =5mΩ , Iout= 30A. See Fig. 15 FB1/FB2 Input bias current IBFB --0.1 - µA Error Amplifier source/sink Current IERR -60 - µA Error Amplifier Transconductance gm1, gm2 - 2000 - µmho Output Overvoltage Shutdown Threshold OVP - 1.15 x VOUT -V See OVP note in Design Guidelines OVP Fault Propagation Delay tOVP -25 - µs Output forced to 1.125Vref PGOOD Trip Threshold VTh_PGOOD - 0.85 x VOUT V FB1 or FB2 ramping down PGOOD Output Low Voltage VLO_PGOOD -0.25 - V ISINK=2mA fSW = 300kHz, VIN = 12V, TBLK= 25°C VOUT1 = VOUT2 = 1.5V, IOUT1 = IOUT2= 15A - 7.0 8.75 % VOUT Accuracy W PLOSS Power Loss |
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