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AME5287 Datasheet(PDF) 6 Page - Analog Microelectronics |
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AME5287 Datasheet(HTML) 6 Page - Analog Microelectronics |
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6 / 20 page  AME 6 3A, 300KHz ~ 2MHz Synchronous Rectified Step-Down Converter AME5287 Rev. A.01 n Electrical Specifications V IN=5V, TA=25 oC, unless otherwise noted. Parameter Symbol Test Condition Min Typ Max Units Input Voltage V IN 3 5.5 V Input UVLO V UVLO 2.3 V Quiescent Current IQ VEN=5V, VFB=0.7V (No Switching) 600 µA Shutdown Current ISHDN VEN=0V 1 µA Feedback Voltage V FB 0.784 0.8 0.816 V Feedback Current I FB -50 50 nA Load Regulation REGLOAD 0A<IOUT<2A 0.25 % Line Regulation REGLINE 2.7V<VIN<5.5V 0.25 %/V EN Voltage High 1.4 V EN Voltage Low 0.4 V EN Leakage Current IENLK VEN=3V 0.1 1 µA RFREQ=NC 240 300 360 KHz RFREQ=120KΩ 480 600 720 KHz RFREQ=47KΩ 0.8 1 1.2 MHz RFREQ=18KΩ 1.6 2 MHz High-side Switch Current Limit 3.7 A Error Amp Transconductance G EA 400 µA/V Switch Leakage Current ISWLK VSW=0V, VEN=0V 0.1 20 µA High-side Switch On Resistance RDSON,HI 130 m Ω Low-side Switch On Resistance R DSON,LO 90 mΩ OTP Rising 160 oC OTH Hysteresis 20 oC V EN Switching Frequency FSW Thermal Shutdown Protection |
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Similar Description - AME5287 |
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