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MAX20004 Datasheet(PDF) 4 Page - Maxim Integrated Products |
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MAX20004 Datasheet(HTML) 4 Page - Maxim Integrated Products |
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4 / 20 page ![]() Note 2: All units are 100% production tested at TA = +25˚C. All temperature limits are guaranteed by design. Note 3: Device not in dropout condition. Note 4: Guaranteed by design. Not production tested. Note 5: Contact factory for SYNC frequency outside the specified range. Note 6: Contact factory for additional options. (VSUP = VSUPSW = VEN = 14V. TA = TJ = -40°C to +125°C, unless otherwise noted. Typical values are at TA = +25°C under normal conditions, unless otherwise noted.) (Note 2) PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Maximum Duty Cycle DCMAX 97 98 % Oscillator Frequency fSW1 RFOSC = 73.2kΩ 360 400 440 kHz Oscillator Frequency fSW2 RFOSC = 12kΩ 2.0 2.2 2.4 MHz Soft-Start Time tSS 5 ms EN, SYNC External Input Clock Frequency RFOSC = 12kΩ (Note 5) 1.8 2.6 MHz SYNC High Threshold VSYNC_HI 1.4 V SYNC Low Threshold VSYNC_LO 0.4 V SYNC Leakage Current ISYNC TA = +25°C 0.1 1 µA EN High Threshold VEN_HI 2.4 V EN Low Threshold VEN_LO 0.6 V EN Hysteresis VEN_HYS 0.2 V EN Leakage Current IEN TA = +25°C 0.1 2 µA RESET UV Threshold UVACC Falling 89 91 93 % UV Hysteresis 3 % Hold Time (Note 6) tHOLD1 (Note 6) 0.2 ms UV Debounce Time tDEB 25 µs OV Protection Threshold OVPTHR Rising 104 107 110 % OV Protection Threshold OVPTHF Falling 105 % Leakage Current IRST_LKG VOUT in regulation, TA = +25°C 1 µA Output Low Level VROL ISINK = 5mA 0.4 V MAX20004/MAX20006/ MAX20008 36V, 220kHz to 2.2MHz, 4A/6A/8A Fully Integrated Automotive Step-Down Converters www.maximintegrated.com Maxim Integrated │ 4 Electrical Characteristics (continued) |
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