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UC3823 Datasheet

Part Number UC3823
Manufacturers Unitrode
Logo Unitrode
Description High Speed PWM Controller
Datasheet UC3823 DatasheetUC3823 Datasheet (PDF)

PACKAGE OPTION ADDENDUM www.ti.com PACKAGING INFORMATION Orderable Device 5962-89905012A 5962-8990501EA UC1823J UC1823J883B UC1823L UC1823L883B UC2823DW UC2823DWG4 UC2823DWTR UC2823DWTRG4 UC2823N UC2823NG4 UC2823QTR UC2823QTRG3 UC3823DW UC3823DWG4 UC3823DWTR UC3823DWTRG4 UC3823N Status (1) Package Type Package Drawing ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE LCCC CDIP CDIP CDIP LCCC LCCC SOIC FK J J J FK FK DW Pins 20 16 16 16 20 20 16 Package Qty 1 1 1 1 1 1 40 ACTIVE SOIC D.

  UC3823   UC3823






Part Number UC3827-2
Manufacturers Texas Instruments
Logo Texas Instruments
Description BUCK CURRENT/VOLTAGE FED PUSH-PULL PWM CONTROLLERS
Datasheet UC3823 DatasheetUC3827-2 Datasheet (PDF)

UC2827-1, UC2827-2 UC3827-1, UC3827-2 www.ti.com SLUS365D – APRIL 1999 – REVISED APRIL 2011 BUCK CURRENT/VOLTAGE FED PUSH-PULL PWM CONTROLLERS Check for Samples: UC2827-1, UC2827-2, UC3827-1, UC3827-2 FEATURES 1 • Ideal for Multiple Output and/or High Voltage Output Voltage Converters • Up to 500 kHz Operation • High Voltage, High Current Floating Driver for Buck Converter Stage • UC3827-1 Current Fed Controller has Push-Pull Drivers with Overlapping Conduction Periods • UC3827-2 Voltage Fed .

  UC3823   UC3823







Part Number UC3827-1
Manufacturers Texas Instruments
Logo Texas Instruments
Description BUCK CURRENT/VOLTAGE FED PUSH-PULL PWM CONTROLLERS
Datasheet UC3823 DatasheetUC3827-1 Datasheet (PDF)

UC2827-1, UC2827-2 UC3827-1, UC3827-2 www.ti.com SLUS365D – APRIL 1999 – REVISED APRIL 2011 BUCK CURRENT/VOLTAGE FED PUSH-PULL PWM CONTROLLERS Check for Samples: UC2827-1, UC2827-2, UC3827-1, UC3827-2 FEATURES 1 • Ideal for Multiple Output and/or High Voltage Output Voltage Converters • Up to 500 kHz Operation • High Voltage, High Current Floating Driver for Buck Converter Stage • UC3827-1 Current Fed Controller has Push-Pull Drivers with Overlapping Conduction Periods • UC3827-2 Voltage Fed .

  UC3823   UC3823







Part Number UC3825B
Manufacturers Texas Instruments
Logo Texas Instruments
Description HIGH-SPEED PWM CONTROLLER
Datasheet UC3823 DatasheetUC3825B Datasheet (PDF)

UC1823A, UC2823A, UC2823B, UC3823A, UC3823B UC1825A, UC2825A, UC2825B, UC3825A, UC3825B SLUS334F – AUGUST 1995 – REVISED AUGUST 2022 High-Speed PWM Controller 1 Features • Improved versions of the UC3823/UC3825 PWMs • Compatible with voltage-mode or current-mode control methods • Practical operation at switching frequencies to 1 MHz • 50-ns propagation delay to output • High-current dual totem pole outputs (2-A peak) • Trimmed oscillator discharge current • Low 100-μA startup current • Pulse-by.

  UC3823   UC3823







Part Number UC3825A
Manufacturers Texas Instruments
Logo Texas Instruments
Description HIGH-SPEED PWM CONTROLLER
Datasheet UC3823 DatasheetUC3825A Datasheet (PDF)

UC1823A, UC2823A, UC2823B, UC3823A, UC3823B UC1825A, UC2825A, UC2825B, UC3825A, UC3825B SLUS334F – AUGUST 1995 – REVISED AUGUST 2022 High-Speed PWM Controller 1 Features • Improved versions of the UC3823/UC3825 PWMs • Compatible with voltage-mode or current-mode control methods • Practical operation at switching frequencies to 1 MHz • 50-ns propagation delay to output • High-current dual totem pole outputs (2-A peak) • Trimmed oscillator discharge current • Low 100-μA startup current • Pulse-by.

  UC3823   UC3823







Part Number UC3825
Manufacturers Unitrode
Logo Unitrode
Description High Speed PWM Controller
Datasheet UC3823 DatasheetUC3825 Datasheet (PDF)

High Speed PWM Controller application INFO available UC1825 UC2825 UC3825 FEATURES • Compatible with Voltage or Current Mode Topologies • Practical Operation Switching Frequencies to 1MHz • 50ns Propagation Delay to Output • High Current Dual Totem Pole Outputs (1.5A Peak) • Wide Bandwidth Error Amplifier • Fully Latched Logic with Double Pulse Suppression • Pulse-by-Pulse Current Limiting • Soft Start / Max. Duty Cycle Control • Under-Voltage Lockout with Hysteresis • Low Start Up Current (1.

  UC3823   UC3823







High Speed PWM Controller

PACKAGE OPTION ADDENDUM www.ti.com PACKAGING INFORMATION Orderable Device 5962-89905012A 5962-8990501EA UC1823J UC1823J883B UC1823L UC1823L883B UC2823DW UC2823DWG4 UC2823DWTR UC2823DWTRG4 UC2823N UC2823NG4 UC2823QTR UC2823QTRG3 UC3823DW UC3823DWG4 UC3823DWTR UC3823DWTRG4 UC3823N Status (1) Package Type Package Drawing ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE ACTIVE LCCC CDIP CDIP CDIP LCCC LCCC SOIC FK J J J FK FK DW Pins 20 16 16 16 20 20 16 Package Qty 1 1 1 1 1 1 40 ACTIVE SOIC DW 16 40 ACTIVE SOIC DW 16 2000 ACTIVE SOIC DW 16 2000 ACTIVE PDIP N 16 25 ACTIVE PDIP N 16 25 ACTIVE PLCC FN 20 1000 ACTIVE PLCC FN 20 1000 ACTIVE SOIC DW 16 40 ACTIVE SOIC DW 16 40 ACTIVE SOIC DW 16 2000 ACTIVE SOIC DW 16 2000 ACTIVE PDIP N 16 25 Eco Plan (2) TBD TBD TBD TBD TBD TBD Green (RoHS & no Sb/Br) Green (RoHS & no Sb/Br) Green (RoHS & no Sb/Br) Green (RoHS & no Sb/Br) Green (RoHS & no Sb/Br) Green (RoHS & no Sb/Br) Green (RoHS & no Sb/Br) Green (RoHS & no Sb/Br) Green (RoHS & no Sb/Br) Green (RoHS & no Sb/Br) Green (RoHS & no Sb/Br) Green (RoHS & no Sb/Br) Green (RoHS & no Sb/Br) Lead/ Ball Finish MSL Peak Temp (3) Call TI Call TI Call TI Call TI A42 N / A for Pkg Type A42 N / A for Pkg Type POST-PLATE N / A for Pkg Type POST-PLATE N / A for Pkg Type CU NIPDAU Level-2-260C-1 YEAR CU NIPDAU Level-2-260C-1 YEAR CU NIPDAU Level-2-260C-1 YEAR CU NIPDAU Level-2-260C-1 YEAR CU NIPDAU N / A for Pkg Type CU NIPDAU N / A for Pkg Ty.


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