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MAX758A Dataheets PDF



Part Number MAX758A
Manufacturers Maxim Integrated
Logo Maxim Integrated
Description Current-Mode PWM Regulators
Datasheet MAX758A DatasheetMAX758A Datasheet (PDF)

19-0195; Rev 0; 10/93 MAX750A/MAX758A Adjustable, Step-Down, Current-Mode PWM Regulators _______________General Description The MAX750A/MAX758A are adjustable-output, CMOS, step-down, DC-DC switching regulators. The MAX758A accepts inputs from 4V to 16V and delivers 750mA, while the MAX750A accepts inputs from 4V to 11V and delivers 450mA. Typical efficiencies are 85% to 90%. Typical quiescent current is 1.7mA, or only 6µA in shutdown mode. The output does not exhibit any ripple at subharmoni.

  MAX758A   MAX758A



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19-0195; Rev 0; 10/93 MAX750A/MAX758A Adjustable, Step-Down, Current-Mode PWM Regulators _______________General Description The MAX750A/MAX758A are adjustable-output, CMOS, step-down, DC-DC switching regulators. The MAX758A accepts inputs from 4V to 16V and delivers 750mA, while the MAX750A accepts inputs from 4V to 11V and delivers 450mA. Typical efficiencies are 85% to 90%. Typical quiescent current is 1.7mA, or only 6µA in shutdown mode. The output does not exhibit any ripple at subharmonics of the switching frequency over its specified range. Pulse-width-modulation (PWM) current-mode control provides precise output regulation and excellent transient responses. Output voltage accuracy is guaranteed to be ±4.5% plus feedback-resistor tolerance over line, load, and temperature variations. Fixed-frequency switching and absence of subharmonic ripple allows easy filtering of output ripple and noise, as well as the use of small external components. These regulators require only a sin.


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