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SP6122 Datasheet(PDF) 2 Page - Sipex Corporation |
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SP6122 Datasheet(HTML) 2 Page - Sipex Corporation |
2 / 19 page 2 Date: 10/02/04 SP6122 Low Voltage, Micro 8, PFET, Buck Controller © Copyright 2004 Sipex Corporation ELECTRICAL CHARACTERISTICS Unless otherwise specified: 0°C < TAMB < 70°C, 3.0V < VCC < 5.5V, CPDRV = 1nF, VENABLE = VCC, VFFLAG = VCC, ISET = ISENSE = VCC, GND = 0.0V ABSOLUTE MAXIMUM RATINGS These are stress ratings only and functional operation of the device at these ratings or any other above those indicated in the operation sections of the specifications below is not implied. Exposure to absolute maximum rating conditions for extended periods of time may affect reliability. VCC .............................................................................................................. 7V All other pins ...................................... -0.3V to VCC+0.3V Peak Output Current < 10µs PDRV ......................................................................... 2A Storage Temperature .............................. -65°C to 150°C Power Dissipation Lead Temperature (Soldering, 10 sec) ................. 300°C ESD Rating ...................................................... 2kV HBM PARAMETER MIN TYP MAX UNITS CONDITIONS QUIESCENT CURRENT VCC Supply Current, OVC Enabled - 300 450 µA No Switching, ISET = ISENSE = VCC VCC Supply Current, OVC Disabled - 250 360 µA No Switching, ISET = ISENSE = 0 VCC Supply Current, - 150 225 µA No Switching, ISET = 0, OVC Disabled, Ultra Low IQ ISENSE=VCC VCC Supply Current, Sleep Mode - 5 15 µA Enable=0 REFERENCE Output Voltage, Initial Accuracy VR*0.985 VR VR*1.015 V VR = Factory Set Voltage, see Note Output Voltage, Over Line, VR*0.980 VR VR*1.020 V VR = Factory Set Voltage, Load and Temperature see Note Reference Comparator - 5 - mV Internal Hysteresis at Feedback Hysteresis Terminal VOUT Input Current - 23 - µA VOUT = VR; SP6122ACU-1.5 ONLY OSCILLATOR Oscillator Frequency 210 300 390 kHz Minimum Pulse Width during 150 270 380 ns Startup (Blanking Time) Soft Start Soft Start Ramp Time - 3.5 - ms VOUT = VR – 30mV, Measure time from ENABLE = 1V to PDRV Low Soft Start Voltage when - 250 - mV Measure VSoft Start when PDRV Switches PDRV goes Low. (internal) |
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