Compare Image Name Manufacturer Quantity Mfr Series Package Product Status Operating Temperature Applications Mounting Type Package / Case Type Features Base Product Number Current - Supply Battery Chemistry Charge Current - Max Voltage - Input Number of Cells Number of Channels Voltage - Input (Max) Output Type Digi-Key Programmable Voltage - Supply Supplier Device Package DataSheet RoHS Status Moisture Sensitivity Level (MSL) REACH Status Other Names ECCN HTSUS Standard Package Function Voltage - Supply (Vcc/Vdd) Interface Number of Outputs Output Isolation Internal Switch(s) Voltage - Breakdown Topology Voltage - Start Up Duty Cycle Frequency - Switching Fault Protection Control Features Current - Charging Programmable Features Battery Pack Voltage Voltage - Supply (Max) Output Configuration Output Phases Duty Cycle (Max) Synchronous Rectifier Clock Sync Serial Interfaces Current - Output Mode Current - Startup Current - Output (Max) Voltage - Output (Min/Fixed) Voltage - Output (Max) Number of Regulators Voltage Dropout (Max) Protection Features
Unitrode UC2845AJ Unitrode UC2845AJ Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode * Bulk Active UC2845 download Vendor Undefined REACH Affected 2156-UC2845AJ-600018 1
Unitrode UC2870DW-1 Unitrode UC2870DW-1 Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode * Bulk Active UC2870 download Vendor Undefined REACH Affected 2156-UC2870DW-1-600018 1
Unitrode UC2526J Unitrode UC2526J Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active -25°C ~ 85°C (TA) Through Hole 18-CDIP (0.300", 7.62mm) UC2526 Transistor Driver 18-CDIP download RoHS non-compliant 3 (168 Hours) REACH Affected EAR99 8542.39.0001 1 Step-Up, Step-Up/Step-Down 8V ~ 35V 2 Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 1Hz ~ 400kHz Enable, Frequency Control, Reset, Soft Start Positive 1 49% Yes Yes -
Unitrode UCC2580N-2 Unitrode UCC2580N-2 Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active -55°C ~ 150°C (TJ) Through Hole 16-DIP (0.300", 7.62mm) UCC2580 16-PDIP download RoHS non-compliant 3 (168 Hours) REACH Unaffected EAR99 8542.39.0001 1 8.5V ~ 15V Isolated No - Flyback, Forward 15 V 66% - - Soft Start
Unitrode UCC2817ANG4 Unitrode UCC2817ANG4 Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active -40°C ~ 85°C Through Hole 16-DIP (0.300", 7.62mm) UCC2817 12V ~ 17V 16-PDIP download ROHS3 Compliant 3 (168 Hours) REACH Unaffected EAR99 8542.39.0001 1 6kHz ~ 220kHz Average Current 150 µA
Unitrode UCC2897PW Unitrode UCC2897PW Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active -40°C ~ 105°C (TA) Surface Mount 20-TSSOP (0.173", 4.40mm Width) UCC2897 Transistor Driver 20-TSSOP download ROHS3 Compliant 1 (Unlimited) REACH Unaffected EAR99 8542.39.0001 1 Step-Up/Step-Down 8.5V ~ 14.5V 1 Flyback, Forward Converter 250kHz Enable, On Time Control, Soft Start Positive, Isolation Capable 1 74% Yes Yes -
Unitrode UC3914N Unitrode UC3914N Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active 0°C ~ 70°C General Purpose Through Hole 18-DIP (0.300", 7.62mm) Hot Swap Controller UVLO UC3914 12 mA 1 5V ~ 35V 18-PDIP RoHS non-compliant 3 (168 Hours) REACH Unaffected EAR99 8542.39.0001 1 No Auto Retry, Circuit Breaker, Current Limit, Fault Timeout, Latched Fault -
Unitrode UC2861N Unitrode UC2861N Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active -25°C ~ 85°C (TA) Through Hole 16-DIP (0.300", 7.62mm) UC2861 16-PDIP download RoHS non-compliant 3 (168 Hours) REACH Unaffected EAR99 8542.39.0001 1 10.5V ~ 22V Non-Isolated Yes - Full-Bridge, Half-Bridge, Push-Pull 16.5 V - 10kHz ~ 1MHz - Soft Start
Unitrode UCC3956N Unitrode UCC3956N Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active 0°C ~ 70°C (TA) Through Hole 20-DIP (0.300", 7.62mm) UCC3956 Lithium Ion 120mA - 20-PDIP download RoHS non-compliant 3 (168 Hours) REACH Unaffected EAR99 8542.39.0001 1 - - Constant - Programmable - 4.1V 20V
Unitrode UC3864N Unitrode UC3864N Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active 0°C ~ 70°C (TA) Through Hole 16-DIP (0.300", 7.62mm) UC3864 Transistor Driver 16-PDIP download RoHS non-compliant 3 (168 Hours) REACH Unaffected EAR99 8542.39.0001 1 Step-Up/Step-Down 7V ~ 22V 2 Full-Bridge, Half-Bridge, Push-Pull 50kHz ~ 500kHz Soft Start Positive 1 100% No No -
Unitrode UC3874DW-1 Unitrode UC3874DW-1 Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active 0°C ~ 70°C (TA) Surface Mount 18-SOIC (0.295", 7.50mm Width) UC3874 Transistor Driver 18-SOIC download RoHS non-compliant 2 (1 Year) REACH Unaffected EAR99 8542.39.0001 1 Step-Down 9V ~ 36V 1 Buck Up to 300kHz Soft Start Positive 1 100% Yes No -
Unitrode UC2842DW Unitrode UC2842DW Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active -40°C ~ 85°C Surface Mount 16-SOIC (0.295", 7.50mm Width) UC2842 Transistor Driver 16-SOIC download ROHS3 Compliant 3 (168 Hours) REACH Unaffected EAR99 8542.39.0001 1 Step-Up, Step-Down, Step-Up/Step-Down 12V ~ 28V 1 Boost, Buck, Buck-Boost, Flyback, Forward Up to 500kHz Frequency Control Positive 1 97% No No -
Unitrode UCC39161DP Unitrode UCC39161DP Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active 0°C ~ 70°C General Purpose Surface Mount 8-SOIC (0.154", 3.90mm Width) Hot Swap Controller Thermal Limit UCC39161 1 mA 1 4V ~ 6V 8-SOIC download RoHS non-compliant 3 (168 Hours) Vendor Undefined EAR99 8542.39.0001 1 Yes Fault Timeout 800mA
Unitrode UCC39422PW Unitrode UCC39422PW Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active 0°C ~ 70°C (TA) Surface Mount 20-TSSOP (0.173", 4.40mm Width) UCC39422 Transistor Driver 20-TSSOP download RoHS non-compliant 2 (1 Year) REACH Unaffected EAR99 8542.39.0001 1 Step-Up, Step-Up/Step-Down 1.8V ~ 8V 1 Boost, Flyback, SEPIC 150kHz ~ 1.2MHz Enable, Frequency Control, Low Battery, Reset Positive 1 88% Yes Yes -
Unitrode UCC2921N Unitrode UCC2921N Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active -40°C ~ 85°C General Purpose Through Hole 8-DIP (0.300", 7.62mm) Hot Swap Controller UVLO UCC2921 1 mA 1 -48V 8-PDIP download RoHS non-compliant 3 (168 Hours) Vendor Undefined EAR99 8542.39.0001 1 No Auto Retry, Circuit Breaker, Current Limit, Fault Timeout, Latched Fault -
Unitrode UC3544DW Unitrode UC3544DW Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode * Bulk Active UC3544 download RoHS non-compliant 3 (168 Hours) Vendor Undefined EAR99 8542.39.0001 1
Unitrode UC382T-2 Unitrode UC382T-2 Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active 0°C ~ 100°C (TJ) Through Hole TO-220-5 7.5V Fixed TO-220-5 download RoHS non-compliant 3 (168 Hours) REACH Unaffected EAR99 8542.39.0001 1 - Positive 3A 2.1V - 1 2.1V @ 3A Over Temperature, Reverse Polarity, Short Circuit
Unitrode UCC29421N Unitrode UCC29421N Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active -40°C ~ 85°C (TA) Through Hole 16-DIP (0.300", 7.62mm) UCC29421 Transistor Driver 16-PDIP download RoHS non-compliant 3 (168 Hours) Vendor Undefined EAR99 8542.39.0001 1 Step-Up, Step-Up/Step-Down 1.8V ~ 8V 1 Boost, Flyback, SEPIC 150kHz ~ 1.2MHz Enable, Frequency Control, Low Battery, Reset Positive 1 88% Yes Yes -
Unitrode UCC3581N Unitrode UCC3581N Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active 0°C ~ 70°C (TA) Surface Mount 14-DIP (0.300", 7.62mm) UCC3581 Transistor Driver 14-PDIP download RoHS non-compliant 3 (168 Hours) REACH Unaffected EAR99 8542.39.0001 1 Step-Up, Step-Down, Step-Up/Step-Down 6.8V ~ 15V 1 Buck, Boost, Flyback, Forward Converter Up to 100kHz Current Limit, Enable, Frequency Control, Soft Start Positive, Isolation Capable 1 84% No Yes -
Unitrode UCC2839D Unitrode UCC2839D Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active -40°C ~ 85°C Secondary-Side Controller Surface Mount 14-SOIC (0.154", 3.90mm Width) UCC2839 1.3 mA - Not Verified 7.5V ~ 15V 14-SOIC download RoHS non-compliant 3 (168 Hours) Vendor Undefined EAR99 8542.39.0001 1
Unitrode UC3862N Unitrode UC3862N Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active 0°C ~ 70°C (TA) Through Hole 16-DIP (0.300", 7.62mm) UC3862 16-PDIP download RoHS non-compliant 3 (168 Hours) REACH Unaffected EAR99 8542.39.0001 1 10.5V ~ 22V Non-Isolated Yes - Full-Bridge, Half-Bridge, Push-Pull 16.5 V - 10kHz ~ 1MHz - Soft Start
Unitrode UC2863N Unitrode UC2863N Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active -40°C ~ 85°C (TA) Through Hole 16-DIP (0.300", 7.62mm) UC2863 Transistor Driver 16-PDIP download RoHS non-compliant 3 (168 Hours) REACH Unaffected EAR99 8542.39.0001 1 Step-Up/Step-Down 7V ~ 22V 2 Full-Bridge, Half-Bridge, Push-Pull 50kHz ~ 500kHz Soft Start Positive 1 100% No No -
Unitrode UC2524N Unitrode UC2524N Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active -25°C ~ 85°C (TA) Through Hole 16-DIP (0.300", 7.62mm) UC2524 Transistor Driver 16-PDIP download RoHS non-compliant 3 (168 Hours) REACH Unaffected EAR99 8542.39.0001 1 Step-Up, Step-Up/Step-Down 8V ~ 40V 2 Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 300kHz Current Limit, Enable, Frequency Control, Ramp Positive 1 45% No No -
Unitrode UCC3839D Unitrode UCC3839D Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active 0°C ~ 70°C Secondary-Side Controller Surface Mount 14-SOIC (0.154", 3.90mm Width) UCC3839 1.3 mA - Not Verified 7.5V ~ 15V 14-SOIC download RoHS non-compliant 3 (168 Hours) Vendor Undefined EAR99 8542.39.0001 1
Unitrode UCC35705DGK Unitrode UCC35705DGK Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active 0°C ~ 70°C (TA) Surface Mount 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) UCC35705 Transistor Driver 8-VSSOP download EAR99 8542.39.0001 1 Step-Up, Step-Up/Step-Down 8.2V ~ 15V 1 Boost, Flyback, Forward Converter 1MHz Current Limit Positive, Isolation Capable 1 93% No No -
Unitrode UCC2892PW Unitrode UCC2892PW Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active -40°C ~ 85°C (TA) Surface Mount 16-TSSOP (0.173", 4.40mm Width) UCC2892 Transistor Driver 16-TSSOP download EAR99 8542.39.0001 1 Step-Up/Step-Down 8.5V ~ 16V 1 Flyback, Forward Converter 250kHz Current Limit, Enable, On Time Control, Ramp, Soft Start Positive, Isolation Capable 1 70% No Yes -
Unitrode UCC2892D Unitrode UCC2892D Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active -40°C ~ 85°C (TA) Surface Mount 16-SOIC (0.154", 3.90mm Width) UCC2892 Transistor Driver 16-SOIC download EAR99 8542.39.0001 1 Step-Up/Step-Down 8.5V ~ 16V 1 Flyback, Forward Converter 250kHz Current Limit, Enable, On Time Control, Ramp, Soft Start Positive, Isolation Capable 1 70% No Yes -
Unitrode UCC3807D-2G4 Unitrode UCC3807D-2G4 Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active -55°C ~ 150°C (TJ) Surface Mount 8-SOIC (0.154", 3.90mm Width) UCC3807 8-SOIC download EAR99 8542.39.0001 1 8.3V ~ 13.5V Isolated No - Boost, Buck, Flyback, Forward 12.5 V 78% 1MHz Current Limiting -
Unitrode UCC3813D-1G4 Unitrode UCC3813D-1G4 Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active 0°C ~ 70°C (TA) Surface Mount 8-SOIC (0.154", 3.90mm Width) UCC3813 Transistor Driver 8-SOIC download EAR99 8542.39.0001 150 Step-Up, Step-Up/Step-Down 7.4V ~ 12V 1 Boost, Flyback, Forward Converter 46kHz Frequency Control Positive 1 49% No No -
Unitrode UC3901DW Unitrode UC3901DW Unitrode
RFQ

Min: 1

Mult: 1

/image/Unitrode - Bulk Active 0°C ~ 70°C Feedback Generator Surface Mount 16-SOIC (0.295", 7.50mm Width) UC3901 5mA 4.5V ~ 40V 16-SOIC download EAR99 8542.39.0001 1

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