UC2543J ,Power Supply Supervisory Circuitelectrical specifications for the UC1544, UC2544, and UC3544 devices aretested with the inverting o ..
UC2544DW , POWER SUPPLY SUPERVISORY CIRCUITSLUS188A–APRIL 1997–REVISED FEBRUARY 2007Connection DiagramsDIL-18, SOIC-18 (TOP VIEW)DIL-16, SOIC- ..
UC2544N , Power Supply Supervisory Circuit
UC2572D ,Negative Output Flyback Pulse Width ModulatorMAXIMUM RATINGS CONNECTION DIAGRAMVCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..
UC2572DG4 ,Negative Output Flyback Pulse Width Modulator 8-SOIC -40 to 85FEATURES DESCRIPTION• Simple Single Inductor Flyback PWM The UC3572 is a negative output flyback pu ..
UC2572DTR ,Negative Output Flyback Pulse Width ModulatorBLOCK DIAGRAMUDG-94094-2SLUS275A - MARCH 1999 - REVISED AUGUST 2001UC1572UC2572UC3572ABSOLUTE
ULN2075B ,80VULN2065B - ULN2067BULN2069B - ULN2071BULN2075B - ULN2077B80 V - 1.5 A QUAD DARLINGTON SWITCHES.OUTP ..
ULN2076B ,50VELECTRICAL CHARACTERISTICS (T = 25 C unless otherwise specified )ambSymbol Parameter Test Condition ..
ULN2204A-2A , AM/FM RADIO SYSTEM
ULN2204A-31 , AM/FM RADIO SYSTEM
ULN2204A-32 , AM/FM RADIO SYSTEM
ULN2204A-32 , AM/FM RADIO SYSTEM
UC2543J
Power Supply Supervisory Circuit
DESCRIPTION fault before
Current Sensing Circuits collector•
Internal 1% Accurate Reference wire-or’ed
directly•
Programmable Time Delayscircuit,•
SCR “Crowbar” Driveof 300 mA other•
Remote Activation Capability circuit latch and
reset capability.•
Optional Over-Voltage Latch Uncommitted Comparator Inputs for have the
Voltage (UC1544 Series Only) inputs levels
2.5V maybe monitoredby dividing down the
reference voltage. current sense circuitThe monolithic integrated circuits contain all the used with external compensationasa linearfunctions necessaryto monitor and control the output orasa highgain comparator. Although nominallyof a sophisticated power supply system. for zero input offset,a fixed threshold mayOver-voltage (O.V.) sensing with provisionto trigger with an external resistor. Insteadof currentan external SCR “crowbar” shutdown; an this circuit may alsobe usedasan additionalundervoltage (U.V.) circuit which can be either theor the anda third amp/comparatorcurrent sensing (C.L.) areall includedin this
the entiretogether with an independent, accurate reference
the outputgenerator.
voltage.
