ML4824CS1_NL Fairchild Semiconductor, ML4824CS1_NL Datasheet
ML4824CS1_NL
Specifications of ML4824CS1_NL
Related parts for ML4824CS1_NL
ML4824CS1_NL Summary of contents
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ML4824 Power Factor Correction and PWM Controller Combo Features • Internally synchronized PFC and PWM in one IC • Low total harmonic distortion • Reduces ripple current in the storage capacitor between the PFC and PWM sections • Average current, ...
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ML4824 Pin Configuration Pin Description PIN NAME 1 IEAO PFC transconductance current error amplifier output 2 I PFC gain control reference input Current sense input to the PFC current limit comparator SENSE 4 V Input for PFC ...
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PRODUCT SPECIFICATION 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. Parameter V Shunt Regulator Current CC I ...
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ML4824 Electrical Characteristics Unless otherwise specified 25mA Symbol Parameter Input Bias Current Output High Voltage Output Low Voltage Source Current Sink Current Open Loop Gain Power Supply Rejection Ratio OVP Comparator Threshold Voltage Hysteresis PFC I ...
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PRODUCT SPECIFICATION Electrical Characteristics Unless otherwise specified 25mA Symbol Parameter Line Regulation Load Regulation Temperature Stability Total Variation Long Term Stability PFC Minimum Duty Cycle Maximum Duty Cycle Output Low Voltage Output High Voltage Rise/Fall Time ...
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ML4824 Typical Performance Characteristics 250 200 150 100 (V) Voltage Error Amplifier (VEA) Transconductance (g 16 IEAO VEAO V FB VEA IEA 3.5k 15 – + 2.5V + – ...
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PRODUCT SPECIFICATION Functional Description The ML4824 consists of an average current controlled, continuous boost Power Factor Corrector (PFC) front end and a synchronized Pulse Width Modulator (PWM) back end. The PWM can be used in either current or voltage mode. ...
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ML4824 3. The output of the voltage error amplifier, VEAO. The gain modulator responds linearly to variations in this voltage. The output of the gain modulator is a current signal, in the form of a full wave rectified sinusoid at ...
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PRODUCT SPECIFICATION ML4824’s voltage error amplifier has a specially shaped nonlinearity such that under steady-state operating condi- tions the transconductance of the error amplifi local minimum. Rapid perturbations in line or load conditions will cause the input ...
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ML4824 V OK Comparator IN The V OK comparator monitors the DC output of the PFC IN and inhibits the PWM if this voltage on V its nominal 2.5V. Once this voltage reaches 2.5V, which corresponds to the PFC output ...
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PRODUCT SPECIFICATION In the case of leading edge modulation, the switch is turned OFF right at the leading edge of the system clock. When the modulating ramp reaches the level of the error amplifier output voltage, the switch will be ...
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ML4824 TYPICAL APPLICATIONS Figure 6 is the application circuit for a complete 100W power factor corrected power supply, designed using the methods and general topology detailed in Application Note 33. AC INPUT 85 TO 265VAC F1 C1 3.15A 470nF 3.1mH ...
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PRODUCT SPECIFICATION Mechanical Dimensions 16 PIN 0.02 MIN (0.50 MIN) 0.055 - 0.065 (4 PLACES) (1.40 - 1.65) 0.170 MAX (4.32 MAX) 0.016 - 0.022 0.125 MIN (0.40 - 0.56) (3.18 MIN) REV. 1.0.6 11/7/03 inches (millimeters) ...
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ML4824 Mechanical Dimensions 0.400 - 0.414 (10.16 - 10.52) 16 PIN 0.024 - 0.034 0.050 BSC (0.61 - 0.86) (1.27 BSC) (4 PLACES) 0.012 - 0.020 0.090 - 0.094 (0.30 - 0.51) (2.28 - 2.39) 14 inches ...
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... NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. LIFE SUPPORT POLICY FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems ...