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ML4828IP Datasheet(PDF) 3 Page - Micro Linear Corporation |
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ML4828IP Datasheet(HTML) 3 Page - Micro Linear Corporation |
3 / 11 page 3 ML4828 ELECTRICAL CHARACTERISTICS Unless otherwise specified, RA = RB = 33.3kΩ, RT = 16kΩ, CT = 270PF, VCC = 5V, TA = Operation Temperature Range (Notes 1,2) PARAMETER CONDITIONS MIN TYP. MAX UNITS OSCILLATOR Initial Accuracy TA = 25°C 340 360 380 kHz Voltage Stability 4.5V < VCC < 5.5V 4 5.3 %/V Temperature Stability 2% Total Variation Line, temp. 325 400 kHz CT Discharge Current VCT = 2V 1.15 1.5 mA Ramp Peak 2.6 V Ramp Valley 1.12 V REFERENCE Initial Accuracy TA = 25°C, IO = 250µA 2.475 2.5 2.525 V Line Regulation 4.5V < VCC < 6.5V ±0.2 ±1 %/V Load Regulation 100 µA to 1mA ±0.5 ±6mV Temperature Stability 0.45 % Total Variation Line, Load, & Temp 2.44 2.54 V Long Term Stability TJ = 125°C, 1000 hrs 5 25 mV Short Circuit Current VREF = 0V –10 –23 –35 mA ERROR AMPLIFIER Input Offset Voltage –20 20 mV Input Common-Mode Range 0 1.75 V Open Loop Gain 1V < VO < 2.7V 60 80 dB PSRR 4.5V < VCC < 6.5V 60 80 dB Output Sink Current VO = 0.5V 1.2 1.9 mA Output Source Current VO= 2.7V –0.35 –1.1 mA Output High Voltage ISOURCE = –500µA 2.6 2.85 V Output Low Voltage ISINK = 500µA 0.1 0.2 V Unity Gain Bandwidth 7 10 MHz Slew Rate 510 V/ µs ABSOLUTE MAXIMUM RATINGS Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. VCC .................................................................................................. 7V Output Current, Source or Sink (A1, A2, B1, B2) Pulse (0.5 µs) ......................................................... 1.0A Analog Inputs (EA+, EA–, EAO, RST, RAMP, RST)............................ –0.3V to VCC + 0.3V RT Source Current .................................................... –1mA Error Amplifier Output Current ................................ ±2mA Soft Start Discharge Current ...................................... 5mA CT Charging Current ................................................. –1mA Junction Temperature .............................................. 150 °C Storage Temperature Range ...................... –65 °C to 150°C Lead Temperature (Soldering 10 sec.) ...................... 260 °C Thermal Resistance ( θJA) Plastic DIP ........................................................ 67 °C/W Plastic SOIC ..................................................... 95 °C/W OPERATING CONDITIONS Temperature Range ML4828CX ................................................. 0 °C to 70°C ML4828IX ............................................... –40 °C to 85°C |
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