UCC2803D - TI

The pictures are for reference only, and the specific specifications can be found in the product manual.

Part No

UCC2803D
Manufacturer

TI
ChipWorker Part#

CW9248200
Category

Voltage Regulator
Package

SOIC-8
Description

Current Mode PWM Controller 1A 1000kHz 8Pin SOIC Tube
Documentation

Datasheet

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UCC2803D Specifications

Attribute	Attribute Value

Part Number	UCC2803D
Manufacturer	TI
ChipWorker Part#	CW9248200
Category	Voltage Regulator
Documentation	Datasheet
Mounting Style	Surface Mount
Number of Pins	8 Pin
Case/Package	SOIC-8
Frequency	1 MHz
Supply Voltage (DC)	3.60V (min)
Number of Outputs	1 Output
Output Voltage	4.06 V
Output Current	1 A
Supply Current	500 µA
Number of Positions	8 Position
Number of Regulated Outputs	1 Output
Rise Time	41 ns
Switching Frequency	1000 kHz
Topology	Boost, Flyback, Forward
Duty Cycle	100 %
Maximum Duty Cycle	99 %
Fall Time	44 ns
Operating Temperature (Max)	85 ℃
Operating Temperature (Min)	-40 ℃
Power Dissipation (Max)	1000 mW
Supply Voltage	3.6V ~ 12V
Supply Voltage (Max)	12 V
Supply Voltage (Min)	3.6 V
Input Voltage	3.6V ~ 12V
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Size-Length	4.9 mm
Size-Width	3.91 mm
Size-Height	1.58 mm
Operating Temperature	-40℃ ~ 85℃ (TA)
Product Lifecycle Status	Active
Packaging	Tube
RoHS	RoHS Compliant
Lead-Free Status	Lead Free
REACH SVHC Compliance	No SVHC
REACH SVHC Compliance Edition	2015/06/15
ECCN Code	EAR99

Product Description

The UCC2803D is a low-power BiCMOS current-mode Pulse Width Modulation (PWM) Controller contains all of the control and drive components required for off-line and DC to DC fixed frequency current-mode switching power supplies with minimal parts count. It offers the added features of internal full-cycle soft start and internal leading-edge blanking of the current-sense input. It has the same pin configuration as the UC2842/3/4/5 family and also offers the added features of internal full-cycle soft start and internal leading-edge blanking of the current-sense input. It offers choice of maximum duty cycle and critical voltage levels.
Internal soft start
Internal fault soft start
Internal leading-edge blanking of the current sense signal
70ns Typical response from current-sense to gate-drive output
1.5% Tolerance voltage reference
Green product and no Sb/Br

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