Integrated Circuits (ICs)

UCC2891DRG4

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Texas Instruments

IC REG CTRLR MULT TOP 16SOIC

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Integrated Circuits (ICs)

UCC2891DRG4

Unknown

Texas Instruments

IC REG CTRLR MULT TOP 16SOIC

Deep-Dive with AI

DocumentsDatasheet

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	UCC2891DRG4

Clock Sync	True
Control Features	Soft Start, On Time Control, Enable, Ramp, Current Limit
Duty Cycle (Max) [Max]	70 %
Frequency - Switching	250 kHz
Function	Step-Up/Step-Down
Mounting Type	Surface Mount
Number of Outputs	1
Operating Temperature [Max]	85 C
Operating Temperature [Min]	-40 ¯C
Output Configuration	Isolation Capable, Positive
Output Phases	1
Output Type	Transistor Driver
Package / Case	16-SOIC
Package / Case	0.154 in, 3.9 mm
Supplier Device Package	16-SOIC
Synchronous Rectifier	False
Topology	Forward Converter, Flyback
Voltage - Supply (Vcc/Vdd) [Max]	16 V
Voltage - Supply (Vcc/Vdd) [Min]	8.5 V

UCC2891 Series

Part	Mounting Type	Package / Case	Package / Case	Output Phases	Frequency - Switching	Number of Outputs	Control Features	Duty Cycle (Max) [Max]	Voltage - Supply (Vcc/Vdd) [Min]	Voltage - Supply (Vcc/Vdd) [Max]	Output Configuration	Output Type	Operating Temperature [Max]	Operating Temperature [Min]	Function	Topology	Supplier Device Package	Package / Case [y]	Package / Case [y]	Outputs and Type	Outputs and Type	Board Type	Supplied Contents	Voltage - Input [Max]	Voltage - Input [Min]	Regulator Topology	Utilized IC / Part	Voltage - Output	Current - Output	Main Purpose	Contents
Texas Instruments UCC2891DG4	Surface Mount	16-SOIC	0.154 in 3.9 mm	1	250 kHz	1	Current Limit Enable On Time Control Ramp Soft Start	70 %	8.5 V	16 V	Isolation Capable Positive	Transistor Driver	85 C	-40 ¯C	Step-Up/Step-Down	Flyback Forward Converter	16-SOIC
Texas Instruments UCC2891DRG4	Surface Mount	16-SOIC	0.154 in 3.9 mm	1	250 kHz	1	Current Limit Enable On Time Control Ramp Soft Start	70 %	8.5 V	16 V	Isolation Capable Positive	Transistor Driver	85 C	-40 ¯C	Step-Up/Step-Down	Flyback Forward Converter	16-SOIC
Texas Instruments UCC2891PWR	Surface Mount	16-TSSOP		1	250 kHz	1	Current Limit Enable On Time Control Ramp Soft Start	70 %	8.5 V	16 V	Isolation Capable Positive	Transistor Driver	85 C	-40 ¯C	Step-Up/Step-Down	Flyback Forward Converter	16-TSSOP	4.4 mm	0.173 in
Texas Instruments UCC2891DR	Surface Mount	16-SOIC	0.154 in 3.9 mm	1	250 kHz	1	Current Limit Enable On Time Control Ramp Soft Start	70 %	8.5 V	16 V	Isolation Capable Positive	Transistor Driver	85 C	-40 ¯C	Step-Up/Step-Down	Flyback Forward Converter	16-SOIC
Texas Instruments UCC2891EVM-520					250 kHz															1	1 Non-Isolated Output Non-Isolated	Fully Populated	Board(s)	75 V	36 V	Forward Converter	UCC2891	3.3 V	30 A	DC/DC Step Down	Board(s)
Texas Instruments UCC2891PW	Surface Mount	16-TSSOP		1	250 kHz	1	Current Limit Enable On Time Control Ramp Soft Start	70 %	8.5 V	16 V	Isolation Capable Positive	Transistor Driver	85 C	-40 ¯C	Step-Up/Step-Down	Flyback Forward Converter	16-TSSOP	4.4 mm	0.173 in
Texas Instruments UCC2891D	Surface Mount	16-SOIC	0.154 in 3.9 mm	1	250 kHz	1	Current Limit Enable On Time Control Ramp Soft Start	70 %	8.5 V	16 V	Isolation Capable Positive	Transistor Driver	85 C	-40 ¯C	Step-Up/Step-Down	Flyback Forward Converter	16-SOIC

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	N/A	0	$ 1.40
	Tape & Reel (TR)	2500	$ 1.36
		5000	$ 1.31

Description

General part information

UCC2891 Series

Flyback, Forward Converter Regulator Positive, Isolation Capable Output Step-Up/Step-Down DC-DC Controller IC 16-SOIC

Documents

Technical documentation and resources