MAX15005AAUE/V+ Maxim Integrated Products, MAX15005AAUE/V+ Datasheet
MAX15005AAUE/V+
Specifications of MAX15005AAUE/V+
Related parts for MAX15005AAUE/V+
MAX15005AAUE/V+ Summary of contents
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... Supply Isolated Flyback, Forward, Nonisolated SEPIC, Boost Converters Pin Configurations appear at end of data sheet. ________________________________________________________________ Maxim Integrated Products For pricing, delivery, and ordering information, please contact Maxim Direct at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com. 4.5V to 40V Input Automotive ♦ Wide 4.5V to 40V Operating Input Voltage Range ♦ ...
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Input Automotive Flyback/Boost/SEPIC Power-Supply Controllers ABSOLUTE MAXIMUM RATINGS IN to SGND.............................................................-0.3V to +45V IN to PGND.............................................................-0.3V to +45V ON/OFF to SGND ........................................-0. OVI, SLOPE, RTCT, SYNC, SS, FB, COMP SGND .........................................-0. ...
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Flyback/Boost/SEPIC Power-Supply Controllers ELECTRICAL CHARACTERISTICS (continued 14V 0.1μ 0.1μF // 1μ VCC 560pF 0V, COMP = unconnected, OUT = unconnected. T SYNC OVI ...
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Input Automotive Flyback/Boost/SEPIC Power-Supply Controllers ELECTRICAL CHARACTERISTICS (continued 14V 0.1μ 0.1μF // 1μ VCC 560pF 0V, COMP = unconnected, OUT ...
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Flyback/Boost/SEPIC Power-Supply Controllers ELECTRICAL CHARACTERISTICS (continued 14V 0.1μ 0.1μF // 1μ VCC 560pF 0V, COMP = unconnected, OUT = unconnected. T SYNC OVI ...
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Input Automotive Flyback/Boost/SEPIC Power-Supply Controllers ( 14V 0.1μF, C VCC = 0.1μF // 1μF, C REG5 = 1μF, V ON/OFF = 5V 0.01μF, C SLOPE = 100pF ...
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Flyback/Boost/SEPIC Power-Supply Controllers ( 14V 0.1μF, C VCC = 0.1μF // 1μF, C REG5 = 1μF, V ON/OFF = 5V 0.01μF, C SLOPE = 100pF 13.7kΩ 560pF. T ...
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Input Automotive Flyback/Boost/SEPIC Power-Supply Controllers ( 14V 0.1μF, C VCC = 0.1μF // 1μF, C REG5 = 1μF, V ON/OFF = 5V 0.01μF, C SLOPE = 100pF ...
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Flyback/Boost/SEPIC Power-Supply Controllers PIN NAME 1 IN Input Power Supply. Bypass IN with a minimum 0.1μF ceramic capacitor to PGND. ON/OFF Input. Connect ON/OFF to IN for always-on operation. To externally program the UVLO threshold of the IN supply, connect ...
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Input Automotive Flyback/Boost/SEPIC Power-Supply Controllers IN 1 1.228V OFF ON/OFF 2 ON/OFF COMP THERMAL SHUTDOWN OV-COMP OVI 3 1.228V SLOPE 4 COMPENSATION RTCT 6 OSCILLATOR CLK SGND 7 SYNC 8 10 ______________________________________________________________________________________ OFF 7.4V LDO PREREGULATOR REG ...
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Flyback/Boost/SEPIC Power-Supply Controllers Detailed Description The MAX15004A/B/MAX15005A/B are high-perfor- mance, current-mode PWM controllers for wide input- voltage range isolated/nonisolated power supplies. These controllers are for use as general-purpose boost, flyback, and SEPIC controllers. The input voltage range of 4.5V to ...
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Input Automotive Flyback/Boost/SEPIC Power-Supply Controllers operation of the power supply; however, to reduce the power dissipation of the internal LDO, it can be dis- abled by applying an external voltage higher than 7. (LDO output). ...
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Flyback/Boost/SEPIC Power-Supply Controllers (t ). See Figures 3a and 3b for a coarse selec- DISCHARGE tion of capacitor values for a given switching frequency and maximum duty cycle and then use the following equations to calculate the resistor value to ...
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Input Automotive Flyback/Boost/SEPIC Power-Supply Controllers MAX15005 MAXIMUM DUTY CYCLE vs. OUTPUT FREQUENCY (f 100 3300pF 2200pF 1500pF 560pF CT = 1000pF ...
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Flyback/Boost/SEPIC Power-Supply Controllers When the voltage produced by this current (through the current-sense resistor) exceeds the current-limit com- parator threshold, the MOSFET driver (OUT) quickly ter- minates the on-cycle. In most cases, a short-time constant RC filter is required to ...
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Input Automotive Flyback/Boost/SEPIC Power-Supply Controllers REG5 0.1μ Figure 5. Application Schematic Input Capacitor Selection in Boost Configuration The input current for the boost ...
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Flyback/Boost/SEPIC Power-Supply Controllers Δ V ESR = ESR I O × MAX = C OUT Δ × OUT is the load current, Δ the portion of the ripple due ...
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Input Automotive Flyback/Boost/SEPIC Power-Supply Controllers Selecting V The V external supply series resistor should be sized CC to provide enough average current from V the external MOSFET (I ) and I DRIVE clamped internally to 10.4V and ...
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Flyback/Boost/SEPIC Power-Supply Controllers Step 3) Calculate the secondary to primary turns ratio (N ) and the bias winding to primary turns ratio (N SP using the following equations and N ...
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Input Automotive Flyback/Boost/SEPIC Power-Supply Controllers An additional small LC filter may be necessary to sup- press the remaining low-energy high-frequency spikes. The LC filter also helps attenuate the switching frequen- cy ripple. Care must be taken to ...
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Flyback/Boost/SEPIC Power-Supply Controllers MOSFET, Diode, and Series Capacitor Selection in a SEPIC Converter For the SEPIC configuration, choose an n-channel MOSFET with a V rating at least 20% higher than the DS sum of the output and input voltages. When ...
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Input Automotive Flyback/Boost/SEPIC Power-Supply Controllers V IN 2.5V TO 16V C7 6.8μF D1 LL4148 100nF MAX15005A OFF ON/OFF 3 OVI 4 SLOPE C SLOPE 47pF 5 REG5 N.C. RT 15kΩ 6 RTCT ...
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Flyback/Boost/SEPIC Power-Supply Controllers Layout Recommendations Typically, there are two sources of noise emission in a switching power supply: high di/dt loops and high dv/dt surfaces. For example, traces that carry the drain cur- rent often form high di/dt loops. Similarly, ...
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Input Automotive Flyback/Boost/SEPIC Power-Supply Controllers V IN (5.5V TO 16V) C1 330μF 50V 0.1μF 50V MAX15005A/B R17 100kΩ ON/OFF V R18 IN 47.5kΩ 1% R11 182kΩ OVI R12 12.1kΩ 1% ...
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Flyback/Boost/SEPIC Power-Supply Controllers V IN (4.5V TO 16V) C1 10μF 25V 1 IN C11 0.1μF R11 301kΩ 2 ON/OFF V OUT R10 100kΩ R8 153kΩ 3 OVI R9 10kΩ 4 SLOPE C2 100pF 5 N.C. R2 REG5 13kΩ 6 RTCT ...
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Input Automotive Flyback/Boost/SEPIC Power-Supply Controllers TOP VIEW + IN 1 ON/OFF 2 OVI 3 MAX15004A SLOPE 4 MAX15005A N.C. 5 RTCT 6 SGND 7 SYNC 8 EP TSSOP-EP Chip Information PROCESS: BiCMOS 26 ______________________________________________________________________________________ ...
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... Added MAX15005BAUE/V+ automotive part, updated Features, updated Package 2 12/10 Information, style edits Added MAX15004AAUE/V+, MAX15004BAUE/V+, MAX15005AAUE/V+ automotive 3 1/11 parts to the Ordering Information Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied ...