UC2827DW-1G4 ,Buck Current/Voltage Fed Push-Pull PWM Controllers 24-SOIC -40 to 85ELECTRICAL CHARACTERISTICSUnless otherwise spsecified, V = 15 V, V = 14.3 V, C = 340 pF, R = 10 kΩ, ..
UC2827DW-2 ,1FEATURESDESCRIPTION• Ideal for Multiple Output and/or HighThe UC3827 family of controller devices p ..
UC2827DW-2 ,1ELECTRICAL CHARACTERISTICSUnless otherwise spsecified, V = 15 V, V = 14.3 V, C = 340 pF, R = 10 kΩ, ..
UC2827DW-2 ,1features of the UC3827 include bidirectional synchronization capability, user programmableoverlap t ..
UC2827DWTR-1 ,1FEATURESDESCRIPTION• Ideal for Multiple Output and/or HighThe UC3827 family of controller devices p ..
UC2827N-2 ,1features of the UC3827 include bidirectional synchronization capability, user programmableoverlap t ..
ULQ2004D1013TR ,SEVEN DARLINGTON ARRAYSABSOLUTE MAXIMUM RATINGSSymbol Parameter Value UnitV Output Voltage 50 VoV Input Voltage (for ULQ20 ..
ULQ2004L , HIGH-VOLTAGE, HIGH-CURRENT DARLINGTON ARRAYS
ULQ2004L , HIGH-VOLTAGE, HIGH-CURRENT DARLINGTON ARRAYS
ULQ2004L , HIGH-VOLTAGE, HIGH-CURRENT DARLINGTON ARRAYS
ULQ2801A ,EIGHT DARLINGTON ARRAYSfeatures a peak load current rating of600mA (500mA continuous) and can withstand atleast 50V in the ..
ULQ2801A/ ,EIGHT DARLINGTON ARRAYSULQ2801AULQ2802A - ULQ2803AULQ2804A - ULQ2805AEIGHT DARLINGTON ARRAYS. EIGHT DARLINGTONS PER PACK ..
UC2827DW-1-UC2827DW-1G4-UC2827DWTR-1
Buck Current/Voltage Fed Push-Pull PWM Controllers
DELAY
CSA+8
CSAO
CEA−
VEA−
VEA+14CEA+
CEAOVEAO
PUSH
DELAY
DELAY
Current SenseAmplifier
+3 V
Current Error
Amplifier
Push/Pull
Drivers
UVLO
Voltage Error
Amplifier
UC3827-1,
www.ti.com SLUS365D–APRIL 1999–REVISED APRIL 2011 integrated•
Upto 500 kHz Operation push-pull
High Voltage, High Current Floating current
Driver for Buck Converter Stage are ideally•
UC3827-1 Current Fed Controller hasPush-Pull Drivers with OverlappingConduction Periods•
UC3827-2 Voltage Fed Controller has
Push-Pull Drivers with Nonoverlapping
Conduction Periods•
Average Current Mode, Peak CurrentModeor Voltage Mode with Input the transformer across the energy storage capacitor
Voltage Feedforward Control for Buck andto prohibit excessive currents flowing through the
Power Stage devices.
Wide Bandwidth, Low Offset, The converter's output voltageis regulated by pulse
Differential Current Sense Amplifier width modulationof the buck switch. The UC3827•
Precise Short Circuit Current Control contains complete protection and PWM control
functions for the buck converter. Easy controlof the by the floating driveis level shiftedto72 VDC.
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