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ATS2812SCH Datasheet(PDF) 4 Page - International Rectifier |
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ATS2812SCH Datasheet(HTML) 4 Page - International Rectifier |
4 / 10 page 4 www.irf.com ATS SERIES (28V Input, Single/Dual Output) Electrical Performance Characteristics ( continued ) For Notes to Electrical Performance Characteristics Table, refer to page 5 Limits Parameter Group A Subgroup Conditions -55 °C ≤ TC ≤ +85°C VIN = 28V DC ± 5%, CL = 0 unless otherwise specified Min Nom Max Unit Input current, no load ( IIN ) ATS2803R3S ATS2805S ATS2812S ATS2815S ATS2805D ATS2812D ATS2815D 1,2,3 IOUT = 0, Pin 4 open 60 70 70 70 70 100 100 mA Input current inhibited 1,2,3 Pin 4 shorted to pin 2 8.0 mA Output ripple ( VRIP ) ATS2803R3S ATS2805S ATS2812S ATS2815S ATS2805D ATS2812D ATS2815D 1,2,3 VIN = 16, 28, 50 Volts IOUT = 100% rated load Notes 4, 6 35 50 70 80 80 80 80 mV p-p Switching frequency ( FS ) 1,2,3 Sync. Input (Pin 4) open 425 500 575 KHz Efficiency ( EFF ) ATS2803R3S ATS2805S ATS2812S ATS2815S ATS2805D ATS2812D ATS2815D 1,2,3 IOUT = 100% rated load Note 4 68 75 75 75 75 75 75 75 79 80 81 79 79 80 % Enable Input ( Inhibit Function ) open circuit voltage drive current ( sink ) voltage range 1,2,3 Note 1 9.5 -0.5 11.5 500 50 V µA V Current Limit Point Expressed as a percentage of full rated load current 1,2,3 Vout = 90% of Nominal, Note 4 105 130 % Power dissipation, load fault (PD) 1,2,3 Short Circuit, Overload, Note 8 14 W Output response to step load changes (VTLD) 4,5,6 Half Load to/from Full Load, Notes 4,9 -300 300 mV pk Recovery time, step load changes (TTLD) 4,5,6 Half Load to/from Full Load, Note 4,9,10 200 µs Output response to step line changes (VTLN) 4,5,6 16V to/from 50V IOUT = 100% rated load, Notes 1,4,11 -300 300 mV pk Recovery Time, step line changes (TTLN) 4,5,6 16V to/from 50V IOUT = 100% rated load, Notes 1,4,10,11 200 µs Turn-on Response Overshoot (VOS) Turn-on Delay (TDLY) 4,5,6 No Load, Full Load Notes 4,12 2.0 500 10 mV ms |
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