UC2843BN - ST Microelectronics

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

Part No

UC2843BN
Manufacturer

ST Microelectronics
ChipWorker Part#

CW13635637
Category

Voltage Regulator
Package

DIP-8
Description

Current Mode PWM Controller 1A 500kHz 8Pin PDIP Tube
Documentation

Datasheet

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UC2843BN Specifications

Attribute	Attribute Value

Part Number	UC2843BN
Manufacturer	ST Microelectronics
ChipWorker Part#	CW13635637
Category	Voltage Regulator
Documentation	Datasheet
Mounting Style	Through Hole
Number of Pins	8 Pin
Case/Package	DIP-8
Frequency	500 kHz
Supply Voltage (DC)	15.0 V
Number of Outputs	1 Output
Input Voltage (DC)	30.0 V
Output Current	1000 mA
Supply Current	17 mA
Number of Positions	8 Position
Power Dissipation	1.25 W
Quiescent Current	12.0 mA
Rise Time	50 ns
Switching Frequency	500 kHz
Duty Cycle	100 %
Maximum Duty Cycle	100 %
Fall Time	50 ns
Operating Temperature (Max)	85 ℃
Operating Temperature (Min)	-25 ℃
Power Dissipation (Max)	1250 mW
Supply Voltage	30 V
Supply Voltage (Max)	30 V
Supply Voltage (Min)	11 V
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Operating Temperature	-40℃ ~ 150℃ (TJ)
Product Lifecycle Status	Active
Packaging	Tube
RoHS	RoHS Compliant
Lead-Free Status	Contains Lead
ECCN Code	EAR99

Product Description

Manage output current into an external circuit using this UC2843BN current controller from STMicroelectronics. This current mode controller supports boost|flyback topology. Its single PWM output produces a current of 1000(Max) mA. It has a switching frequency of 500 kHz. This device has a maximum of 30 V. This current mode controller has an operating temperature range of -25 °C to 85 °C. This current mode controller"s maximum duty cycle is 100 %.

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