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Updated at 17/06/2025 10:30:15(UTC+8)

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Description

Buck, Boost, Flyback, Forward Converter Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 14-PDIP

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UCC3581N Specifications

Attribute	Attribute Value

Datasheet	Datasheet
3D Model	3D Model
Mounting Style	Through Hole
Number of Pins	14 Pin
Case/Package	DIP-14
Frequency	21 kHz
Supply Voltage (DC)	10.0V (max)
Number of Outputs	1 Output
Input Voltage (DC)	15.0 V
Output Voltage	4 V
Output Current	1000 mA
Power Dissipation	1000 mW
Number of Regulated Outputs	1 Output
Rise Time	20 ns
Switching Frequency	100kHz (MAX)
Topology	Buck, Boost, Flyback, Forward
Duty Cycle	87 %
Maximum Duty Cycle	87 %
Fall Time	20 ns
Operating Temperature (Max)	70 ℃
Operating Temperature (Min)	0 ℃
Power Dissipation (Max)	1000 mW
Supply Voltage	7.4V ~ 10V
Supply Voltage (Max)	15 V
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Size-Length	19.3 mm
Size-Height	4.57 mm
Operating Temperature	0℃ ~ 70℃
Product Lifecycle Status	Obsolete
Packaging	Cut Tape (CT)
RoHS	RoHS Compliant
Lead-Free Status	Lead Free
REACH SVHC Compliance	No SVHC
REACH SVHC Compliance Edition	2015/06/15

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