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SP6134CU Datasheet(PDF) 3 Page - Sipex Corporation |
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SP6134CU Datasheet(HTML) 3 Page - Sipex Corporation |
3 / 14 page 3 Date: 2/16/06 SP6134 Dual Supply, Synchronous Buck Controller © Copyright 2006 Sipex Corporation PARAMETER MIN TYP MAX UNITS ♦ CONDITIONS TIMERS: SOFTSTART SS Charge Current: 10 µA SS Discharge Current: 1 mA ♦ Fault Present, SS = 0.2V PROTECTION: SHORT CIRCUIT & THERMAL Short Circuit Threshold Voltage 0.2 0.25 0.3 V ♦ Measured VREF (0.8V) - VFB Hiccup Timeout 100 ms VFB = 0V Number of Allowable Clock Cycles 20 Cycles VFB = 0.7V at 100% Duty Cycle Minimum GL Pulse After 20 Cycles 0.5 Cycles VFB = 0.7V Thermal Shutdown Temperature 145 °C Thermal Recovery Temperature 135 °C Thermal Hysteresis 10 °C OUTPUT: NFET GATE DRIVERS GH & GL Rise Times 35 50 ns ♦ Measured 10% to 90% GH & GL Fall Times 30 40 ns ♦ Measured 90% to 10% GL to GH Non Overlap Time 45 70 ns ♦ GH & GL Measured at 2.0V SWN to GL Non Overlap Time 20 30 ns ♦ Measured SWN = 100mV to GL = 2.0V GH & GL Pull Down Resistance 50 KΩ Resistor Pull-Down Driver Pull Down Resistance 1.5 1.9 Ω ♦ Note 1 Driver Pull Up Resistance 2.5 3.0 Ω ♦ Note 1 ELECTRICAL SPECIFICATIONS: Continued Unless otherwise specified: 0°C < TAMB < 70°C, 4.5V < VCC < 5.5V, BST=VCC,SWN = GND = 0V, UVIN = 3.0V, CVCC = 10µF, CCOMP = 0.1µF, CGH = CGL = 3.3nF, CSS = 50nF, Typical measured at VCC=5V. The ♦ denotes the specifications which apply over the full operating temperature range, unless otherwise specified. Note 1: Gauranteed by design, not 100% tested. |
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