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MAX17000ETG+ Datasheet(PDF) 3 Page - Maxim Integrated Products |
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MAX17000ETG+ Datasheet(HTML) 3 Page - Maxim Integrated Products |
3 / 32 page Complete DDR2 and DDR3 Memory Power-Management Solution _______________________________________________________________________________________ 3 PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS Minimum Off-Time tOFF(MIN) (Note 2) 250 350 ns Quiescent Supply Current (VDD) IDD FB forced above 1.0V, STDBY = AGND or VCC, TA = +25°C 0.01 1.00 µA FB forced above 1.0V (SMPS, VTT, and VTTR blocks); STDBY = VCC 2 4 mA Quiescent Supply Current (VCC) ICC FB forced above 1.0V (ultra-skip and VTTR blocks); STDBY = AGND 275 475 µA Shutdown Supply Current (VDD + VCC) ICC + IDD SHDN = AGND, TA = +25°C 0.01 5 µA TON Pin Shutdown Current ITON SHDN = AGND, VIN = 26V, VDD = 0 or 5V, TA = +25°C 0.01 1.00 µA LINEAR REGULATOR (VTT) VTTI Input Voltage Range VTTI 1.0 2.8 V VTTI Supply Current IVTTI VVTTI = 2.5V, VREFIN = 1.4V 10 50 µA VTTI Shutdown Current SHDN = AGND, TA = +25°C 10 µA REFIN Input Bias Current VVTTI = 2.5V, VREFIN = 1.4V -50 +50 nA REFIN Range VREFIN 0.5 1.5 V REFIN Disable Threshold VCC - 0.3 V High-side on-resistance (source, IVTT = 0.1A) 0.12 0.25 VTT Internal MOSFET Low-side on-resistance (sink, IVTT = 0.1A) 0.18 0.36 VREFIN = 1V, IVTT = +50µA -5 +5 VTT Output-Accuracy Source Load (VREFIN - 5mV) or (VCSL/2 - 5mV) to VTTS, VTT = VTTS VREFIN = 0.5V to 1.5V, IVTT = +300mA -5 mV VREFIN = 1V, IVTT = -50µA -5 +5 VTT Output-Accuracy Sink Load (VREFIN + 5mV) or (VCSL/2 + 5mV) to VTTS, VTT = VTTS VREFIN = 0.5V to 1.5V, IVTT = -300mA +5 mV VTT Load Regulation -50µA to -1A IVTT +50µA to +1A 13 17 mV/A VTT Line Regulation 1.0V VTTI 2.8V, IVTT = ±100mA 1 mV Source 2 4 VTT Current Limit Sink -4 -2 A VTT Current-Limit Soft-Start Time With respect to internal VTT_EN signal 160 µs VTT Discharge MOSFET OVP = VCC 16 VTTS Input Current TA = +25°C 0.1 1.0 µA ELECTRICAL CHARACTERISTICS (continued) (VIN = 12V, VCC = VDD = VSHDN = VREFIN = 5V, VCSL = 1.8V, STDBY = SKIP = AGND, TA = 0°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.) (Note 1) |
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