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EL7564CM Datasheet(PDF) 3 Page - Elantec Semiconductor |
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EL7564CM Datasheet(HTML) 3 Page - Elantec Semiconductor |
3 / 18 page 3 EL7564C Monolithic 4 Amp DC:DC Step-down Regulator Typical Application Diagrams (Continued) Closed Loop AC Electrical Characteristics VS = VIN = 5V, TA = TJ = 25°C, COSC = 1.2nF, unless otherwise specified. Parameter Description Conditions Min Typ Max Unit FOSC Oscillator Initial Accuracy 105 117 130 kHz tSYNC Minimum Oscillator Sync Width 25 ns MSS Soft Start Slope 0.5 V/ms tBRM FET Break Before Make Delay 15 ns tLEB High Side FET Minimum On Time 150 ns DMAX Maximum Duty Cycle 95 % EL7564CRE (28-Pin HTSSOP) 1 2 3 4 16 15 14 13 5 6 7 12 11 9 8 10 20 19 18 17 24 23 22 21 28 27 26 25 0.22µF 22 Ω 2.2nF VIN 5V VOUT 3.3V, 4A 2.37k Ω 1k Ω 330µF 0.22µF 4.7µH VREF SGND COSC VDD VTJ PGND PGND PGND PGND VIN EN FB PG VDRV VHI LX LX LX LX LX 2.2nF R4 C3 C2 C6 D1 L1 C7 R2 C10 R1 VIN NC STP STN LX NC PGND PGND 0.1µF 390pF C5 C4 330µF For the package information, please refer to the Elantec website at http://www.elantec.com/pages/package_outline.html |
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