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GH2802R5SCKA Datasheet(PDF) 3 Page - International Rectifier |
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GH2802R5SCKA Datasheet(HTML) 3 Page - International Rectifier |
3 / 9 page www.irf.com 3 GH-SERIES (28V Input, Single Output) Electrical Performance Characteristics ( continued ) For Notes to Electrical Performance Characteristics, refer to page 4 Limits Parameter Group A Subgroup Conditions -55 °C ≤ TC ≤ +85°C VIN = 28V DC ± 5%, CL = 0 unless otherwise specified Min Nom Max Unit Switching frequency (FS) 1,2,3 Sync. Input (Pin 4) open 450 500 550 KHz Synchronization Input frequency range pulse high level pulse low level pulse transition time pulse duty cycle Ext. Clock on Sync. Input (Pin 4) Note 1 450 4.0 -0.5 80 20 600 10.0 0.5 80 KHz V V V/ µs % Output ripple (VRIP) GH2801S GH2801R5S GH2801R8S GH2802R5S GH2803R3S GH2805S 1,2,3 IOUT = 100% rated load Note 4 5 5 5 10 10 10 15 15 15 25 25 30 mV p-p Efficiency (EFF) GH2801S GH2801R5S GH2801R8S GH2802R5S GH2803R3S GH2805S 1 IOUT = 100% rated load 70 72 75 81 83 85 73 75 78 84 85 87 % Inhibit Input open circuit voltage drive current (sink) voltage range 1,2,3 Note 1 3.0 -0.5 5.0 100 50 V µA V Current Limit Point Expressed as a percentage of full rated load current 1,2,3 Vout = 90% of Nominal 125 135 % Power dissipation, load fault (PD) 1,2,3 Short Circuit, Overload, Note 6 17 25 W Output response to step load changes (VTLD) GH2801S GH2801R5S GH2801R8S GH2802R5S GH2803R3S GH2805S 4,5,6 Half Load to/from Full Load, Note 7 -300 -300 -300 -300 -300 -300 300 300 300 300 300 300 mV pk Recovery time, step load changes (TTLD) GH2801S GH2801R5S GH2801R8S GH2802R5S GH2803R3S GH2805S 4,5,6 Half Load to/from Full Load, Notes 7, 8 250 250 250 250 250 250 µs Output response to step line changes (VTLN) 4,5,6 24V to/from 32V IOUT = 100% rated load, Notes 1, 9 -50 50 mV pk Recovery time, step line changes (TTLN) 4,5,6 24V to/from 32V IOUT = 100% rated load, Notes 1, 8, 9 200 µs Turn-on Response Overshoot (VOSH) Turn-on Delay (TDLY) 4,5,6 No Load, Full Load Note 10 0 250 5.0 mV ms |
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