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SP6120B 数据表(PDF) 2 Page - Sipex Corporation |
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SP6120B 数据表(HTML) 2 Page - Sipex Corporation |
2 / 22 page 2 Date: 5/25/04 SP6120B Low Voltage, AnyFETTM, Synchronous, Buck Controller © Copyright 2004 Sipex Corporation SPECIFICATIONS Unless otherwise specified: 3.0V < VCC <5.5V, 3.0V < BST < 13.2V, ROSC = 18.7kΩ, CCOMP = 0.1µF, CSS = 0.1µF, ENABLE = 3V, CGH = CGL = 3.3nF, VFB = 1.25V, ISP = ISN = 1.25V, SWN = GND = PGND = 0V, -40°C < TAMB <85°C (Note 1) 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. V CC ............................................................................... 7V BST ........................................................................ 13.2V BST-SWN .................................................................... 7V SWN .................................................................. -1V to 7V GH ..................................................... -0.3V to BST +0.3V GH-SWN ..................................................................... 7V All Other Pins ....................................... -0.3V to V CC +0.3V Peak Output Current < 10µs GH, GL ........................................................................ 2A Operating Temperature Range SP6120C ................................................ 0°C to +70°C SP6120E .............................................. -40°C to +85°C Junction Temperature, T J ...................................... +125°C Storage Temperature Range .................. -65˚C to +150˚C Power Dissipation Lead Temperature (soldering 10 sec) ................... +300˚C ESD Rating ........................................................ 2kV HBM PARAMETER CONDITIONS MIN TYP MAX UNITS QUIESCENT CURRENT VCC Supply Current No Switching - 0.95 1.8 mA VCC Supply Current (Disabled) ENABLE = 0V - 5 20 µA BST Supply Current No Switching, VBST = VCC -1 20 µA No Switching, VCC = 5V, VBST = 10V - 100 150 µA ERROR AMPLIFIER Error Amplifier Transconductance 600 µs COMP Sink Current VFB = 1.35V, COMP = 0.5V, No Faults 15 35 65 µA COMP Source Current VFB = 1.15V, COMP = 1.6V 15 35 65 µA COMP Output Impedence 3 MΩ VFB Input Bias Current - 60 100 nA REFERENCE Error Amplifier Reference Trimmed with Error Amp in Unity Gain 1.238 1.250 1.262 V VFB 3% Low Comparator 3 %VREF VFB 3% High Comparator 3 %VREF OSCILLATOR & DELAY PATH Oscillator Frequency 270 300 330 kHz Oscillator Frequency #2 ROSC = 10.2kΩ 450 500 550 kHz Duty Ratio Loop In Control -100% DC possible 95 % ROSC Voltage Information Only - Moves 0.65 V with Oscillator Trim Minimum GH Pulse Width VCC > 4.5V, Ramp up COMP 120 250 ns Voltage > 0.6V until GH starts Switching |
类似零件编号 - SP6120B |
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类似说明 - SP6120B |
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