DC DC Switching Controllers

制造商 Series Package/Case Packaging Product Status Output Type Function Output Configuration Topology Number of Outputs Output Phases Voltage - Supply (Vcc/Vdd) Frequency - Switching Duty Cycle (Max) Synchronous Rectifier Clock Sync Serial Interfaces Control Features Operating Temperature Grade Qualification Mounting Type Supplier Device Package





















































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Product Status Output Type Function Output Configuration Topology Number of Outputs Output Phases Voltage - Supply (Vcc/Vdd) Frequency - Switching Duty Cycle (Max) Synchronous Rectifier Clock Sync Serial Interfaces Control Features Operating Temperature Grade Qualification Mounting Type Supplier Device Package
UC3842ADWG4

UC3842ADWG4

IC REG CTRLR PWM CM 16SOIC

Unitrode

1,120
RFQ
UC3842ADWG4 Datasheet - 16-SOIC (0.295", 7.50mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward 1 1 10V ~ 30V Up to 500kHz 96% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
UC2843ANNTR

UC2843ANNTR

UC2843 SWITCHING CONTROLLER

Unitrode

21,377
RFQ
UC2843ANNTR Datasheet - 8-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward 1 1 7.6V ~ 30V Up to 500kHz 96% No No - Frequency Control -40°C ~ 85°C (TA) - - Through Hole 8-PDIP
UC2843AQ

UC2843AQ

1A, 500KHZ BIPOLAR, PQCC20

Unitrode

2,249
RFQ
UC2843AQ Datasheet - 20-LCC (J-Lead) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward 1 1 7.6V ~ 30V Up to 500kHz 96% No No - Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 20-PLCC (9x9)
UC2843DTR/80869

UC2843DTR/80869

UC2843 SWITCHING CONTROLLER

Unitrode

5,000
RFQ
UC2843DTR/80869 Datasheet - 14-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Buck-Boost, Flyback, Forward 1 1 12V ~ 28V Up to 500kHz 97% No No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
UC2843NNTR

UC2843NNTR

UC2843 SWITCHING CONTROLLER

Unitrode

2,400
RFQ
UC2843NNTR Datasheet - 8-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Buck-Boost, Flyback, Forward 1 1 12V ~ 28V Up to 500kHz 97% No No - Frequency Control -40°C ~ 85°C (TA) - - Through Hole 8-PDIP
UC2842DW

UC2842DW

1A, 500KHZ BIPOLAR, PDSO16

Unitrode

3,230
RFQ
UC2842DW Datasheet - 16-SOIC (0.295", 7.50mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Boost, Buck, Buck-Boost, Flyback, Forward 1 1 12V ~ 28V Up to 500kHz 97% No No - Frequency Control -40°C ~ 85°C - - Surface Mount 16-SOIC
UC3525AQ

UC3525AQ

SWITCHING CONTROLLER, VOLTAGE-MO

Unitrode

921
RFQ
UC3525AQ Datasheet - 20-LCC (J-Lead) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 8V ~ 35V 100Hz ~ 400kHz 49% Yes Yes - Enable, Frequency Control, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 20-PLCC (9x9)
UCC2961N

UCC2961N

IC REG CTRLR FWRD CONV 14DIP

Unitrode

1,900
RFQ
UCC2961N Datasheet - 14-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 1 1 8V ~ 19V 400kHz 72% Yes No - Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Through Hole 14-PDIP
UC2825N/80709

UC2825N/80709

UC2825 SWITCHING CONTROLLER

Unitrode

12,741
RFQ
UC2825N/80709 Datasheet - 16-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 8.4V ~ 30V 340kHz ~ 460kHz 80% No No - Current Limit, Enable, Frequency Control, Ramp, Soft Start -40°C ~ 85°C (TA) - - Through Hole 16-PDIP
UCC2961DTR

UCC2961DTR

SWITCHING CONTROLLER

Unitrode

7,350
RFQ
UCC2961DTR Datasheet - 14-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 1 1 8V ~ 19V 400kHz 72% Yes No - Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
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