MAX5094DAUA-T Maxim Integrated Products, MAX5094DAUA-T Datasheet
MAX5094DAUA-T
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MAX5094DAUA-T Summary of contents
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... Networking Systems Computer Systems/Servers Industrial Power Conversion Isolated Keep-Alive Circuits µMAX is a registered trademark of Maxim Integrated Products, Inc. ________________________________________________________________ Maxim Integrated Products For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com. ♦ Pin-for-Pin Replacement for UCC28C43 (MAX5094A) and UCC28C45 (MAX5094B) ♦ ...
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High-Performance, Single-Ended, Current-Mode PWM Controllers ABSOLUTE MAXIMUM RATINGS V (Low-Impedance Source) to GND ..................-0.3V to +30V < 30mA).....................................................Self Limiting CC CC OUT to GND ...............................................-0. OUT Current............................................................. 1A for 10µs FB, SYNC, COMP, CS, R ...
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High-Performance, Single-Ended, Current-Mode ELECTRICAL CHARACTERISTICS (continued +15V 10k , C = 3.3nF, REF = open unless otherwise noted.) (Note 1) PARAMETER Maximum Current-Sense Signal Power-Supply Rejection Ratio Input Bias Current Delay From ...
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High-Performance, Single-Ended, Current-Mode PWM Controllers ELECTRICAL CHARACTERISTICS (continued +15V 10k , C = 3.3nF, REF = open unless otherwise noted.) (Note 1) PARAMETER SYMBOL ADV_CLK (MAX5095C Only) ADV_CLK High Voltage V ADV_CLKH ...
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High-Performance, Single-Ended, Current-Mode ELECTRICAL CHARACTERISTICS (continued +15V 10k , C = 3.3nF, REF = open unless otherwise noted.) (Note 1) PARAMETER SYMBOL CURRENT-SENSE AMPLIFIER Gain (Notes 3, 4) Maximum Current-Sense Signal Power-Supply ...
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High-Performance, Single-Ended, Current-Mode PWM Controllers ELECTRICAL CHARACTERISTICS (continued +15V 10k , C = 3.3nF, REF = open unless otherwise noted.) (Note 1) PARAMETER SYMBOL SYNC Clock Output High Level V SYNCOH SYNC ...
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High-Performance, Single-Ended, Current-Mode (V = 15V +25°C, unless otherwise noted REFERENCE VOLTAGE vs. TEMPERATURE 5.08 5.06 5.04 5. 1mA 5.00 REF 4. 20mA REF 4.96 4.94 4.92 4.90 -40 -25 -10 5 ...
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High-Performance, Single-Ended, Current-Mode PWM Controllers (V = 15V +25°C, unless otherwise noted TIMING RESISTANCE vs. OSCILLATOR FREQUENCY 1000 C = 1nF T 100 C = 560pF 220pF 100pF T 10 ...
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High-Performance, Single-Ended, Current-Mode (V = 15V +25°C, unless otherwise noted OUT SOURCE AND SINK CURRENTS MAX5094/95 toc20 V = 15V 10nF OUT V OUT 10V/div I OUT 4A/div t = 400ns/div MAX5094_ PIN ...
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High-Performance, Single-Ended, Current-Mode PWM Controllers MAX5095_ PIN NAME MAX5095A/ MAX5095C MAX5095B 1 1 COMP 2 — SYNC — 2 ADV_CLK GND 6 6 OUT ...
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High-Performance, Single-Ended, Current-Mode MAX5094_ 1V (MAX5094A/B) 0.3V (MAX5094C/ GND 5 VEA FB 2 COMP 1 Figure 1. MAX5094_ Functional Diagram Detailed Description The MAX5094_/MAX5095_ current-mode PWM con- trollers are designed for use as the control and regulation core ...
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High-Performance, Single-Ended, Current-Mode PWM Controllers MAX5095A MAX5095B CS 3 GND 5 COMP 1 BIDIRECTIONAL SYNC 2 SYNC Figure 2. MAX5095A/B Functional Diagram Current-Mode Control Loop The advantages of current-mode control over voltage- mode control are twofold. First, there is the ...
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High-Performance, Single-Ended, Current-Mode MAX5095C CS 3 GND 5 COMP 1 ADV_CLK 2 Figure 3. MAX5095C Functional Diagram In normal operation derived from a tertiary wind- CC ing of the transformer. However, at startup there is no energy delivered ...
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High-Performance, Single-Ended, Current-Mode PWM Controllers To calculate the capacitance required, use the following formula HYST where the MAX5094/MAX5095s’ maximum internal sup- CC ...
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High-Performance, Single-Ended, Current-Mode MAX5095_Feedback The MAX5095A/MAX5095B/MAX5095C use either an external error amplifier when designed into a nonisolat- ed converter or an error amplifier and optocoupler when designed into an isolated power supply. The COMP input is level-shifted and connected to ...
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High-Performance, Single-Ended, Current-Mode PWM Controllers OUT t ADV_CLK ADV_CLK t PULSE Figure 4. ADV_CLK Figure 5. MAX5094_ Typical Application Circuit (Isolated Flyback with Primary-Side Regulation) 16 ______________________________________________________________________________________ Advance ...
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High-Performance, Single-Ended, Current-Mode Figure 6. MAX5094_ Typical Application Circuit (Nonisolated Flyback SYNC INPUT/OUTPUT R SYNC Figure 7. MAX5095A/MAX5095B Typical Application Circuit (Isolated ...
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High-Performance, Single-Ended, Current-Mode PWM Controllers REF OUT R T MAX5095C COMP ADV_CLK GND 0.5V/ s PULSE TRANSFORMER Figure 8. MAX5095C Typical Application Circuit (Isolated Forward ...
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High-Performance, Single-Ended, Current-Mode REF OUT R T MAX5095A MAX5095B SYNC GND Figure 9. Synchronization of MAX5095A/MAX5095B ______________________________________________________________________________________ REF OUT R T MAX5095A MAX5095B R ...
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... MAX5094CASA* -40°C to +125°C MAX5094CASA+ -40°C to +125°C MAX5094CAUA* -40°C to +125°C MAX5094CAUA+ -40°C to +125°C MAX5094DAUA* -40°C to +125°C MAX5094DAUA+ -40°C to +125°C MAX5095AAUA -40°C to +125°C MAX5095AAUA+* -40°C to +125°C MAX5095BAUA* -40°C to +125°C MAX5095BAUA+ -40°C to +125°C MAX5095CAUA* -40° ...
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High-Performance, Single-Ended, Current-Mode (The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information go to www.maxim-ic.com/packages TOP VIEW FRONT VIEW ______________________________________________________________________________________ ...
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... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. 22 ____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 © 2006 Maxim Integrated Products Package Information (continued) ...