MAX1856EUB+ Maxim Integrated Products, MAX1856EUB+ Datasheet
MAX1856EUB+
Specifications of MAX1856EUB+
Related parts for MAX1856EUB+
MAX1856EUB+ Summary of contents
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... Routers Industrial Power Supplies CO DSL Line Driver Supplies MEMS Bias Supplies Idle Mode is a trademark of Maxim Integrated Products. ________________________________________________________________ Maxim Integrated Products For price, delivery, and to place orders, please contact Maxim Distribution at 1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com. PWM SLIC Power Supply ...
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Wide Input Range, Synchronizable, PWM SLIC Power Supply ABSOLUTE MAXIMUM RATINGS V , SYNC/SHDN to GND .....................................-0.3V to +30V CC PGND to GND .......................................................-0.3V to +0.3V LDO, FREQ, FB GND.....................................-0.3V to +6V EXT, REF to GND......................................-0. ...
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Wide Input Range, Synchronizable, ELECTRICAL CHARACTERISTICS (continued SYNC/SHDN 5V 5V LDO PARAMETER SYMBOL Minimum EXT Pulse Width Minimum SYNC Input Signal Duty Cycle Minimum SYNC Input Low Pulse Width Maximum SYNC ...
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Wide Input Range, Synchronizable, PWM SLIC Power Supply ELECTRICAL CHARACTERISTICS (continued SYNC/SHDN 5V 5V LDO PARAMETER SYMBOL Maximum Duty Cycle D Minimum SYNC Input Signal Duty Cycle Minimum SYNC Input Low ...
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Wide Input Range, Synchronizable, (Circuit of Figure SYNC/SHDN -72V OUTPUT VOLTAGE vs. LOAD CURRENT - 12V 24V IN - -24V OUT1 V ...
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Wide Input Range, Synchronizable, PWM SLIC Power Supply (Circuit of Figure 12V SYNC/SHDN SUPPLY CURRENT vs. TEMPERATURE 350 310 R = 100kΩ OSC R = 200kΩ 270 OSC 230 R = 500kΩ OSC ...
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Figure SYNC/SHDN EXITING SHUTDOWN MAX1856 toc21 -20V -40V -60V 4ms/div 5V, 5V/div SYNC SHDN 2A/div ...
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Wide Input Range, Synchronizable, PWM SLIC Power Supply PIN NAME 5V Linear Regulator Output. The regulator powers all of the internal circuitry, including the EXT gate 1 LDO driver. Bypass LDO to GND with a 1µF or greater ceramic capacitor. ...
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Wide Input Range, Synchronizable, *INPUT 4.5V TO 24V R5 10Ω 1µ LDO 1µ OSC 200kΩ *INPUT RANGE LIMITED BY OUTPUT POWER REQUIREMENTS. SEE MAXIMUM OUTPUT POWER AND TYPICAL OPERATING CHARACTERISTICS. Figure ...
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Wide Input Range, Synchronizable, PWM SLIC Power Supply 276kΩ 4 REF 5 FB SLOPE COMP GND 100mV 15mV Figure 2. Functional Diagram cuit (Figure 1) converting a +12V input to a -72V output ...
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Wide Input Range, Synchronizable, 100kHz to 500kHz frequency, which is set by a resistor (R ) connected from FREQ to GND. The relationship OSC between f and R is: OSC OSC 50 Ω × M kHz = R OSC ƒ ...
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Wide Input Range, Synchronizable, PWM SLIC Power Supply Table 1. Transformer Selection for Standard Applications INPUT VOLTS (V) OUTPUT VOLTS (V) 5 -48 12 -48 12 -24 and -72 12 -95 and -30 Table 2. Transformer Suppliers VENDOR Coilcraft Coiltronics ...
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Wide Input Range, Synchronizable, high side and connect a 1000pF capacitor CS between CS and GND. Power MOSFET Selection The MAX1856 drives a wide variety of N-channel power MOSFETs (NFETs). Since the LDO limits the EXT output ...
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Wide Input Range, Synchronizable, PWM SLIC Power Supply the feedback resistance that cancels the ESR zero. The optimum compensation value is: 1 ESR COUT = C C FB OUT × 2 ...
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Wide Input Range, Synchronizable, INPUT 3V TO 28V LDO R OSC Figure 3. Feedback Compensation and Snubber Circuits t ƒ This gives a value of about 22Ω for R7. However, this snubber ...
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Wide Input Range, Synchronizable, PWM SLIC Power Supply INPUT 4.5V TO 24V R5 10Ω 1µF C LDO 1µF R OSC 200kΩ Figure 4. -48V Output Application Circuit 16 ______________________________________________________________________________________ (2x) 10µF 25V ...
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Wide Input Range, Synchronizable, Pin Configuration TOP VIEW LDO 1 10 FREQ 2 9 MAX1856 GND 3 8 REF µMAX ______________________________________________________________________________________ PWM SLIC Power Supply TRANSISTOR COUNT: 1538 PROCESS: BiCMOS SYNC/SHDN V CC EXT PGND ...
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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. Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 18 © 2001 Maxim Integrated Products Printed USA is a registered trademark of Maxim Integrated Products ...