UC2823N

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Texas Instruments

30V, 1.5A DOUBLE ENDED 1MHZ PWM CONTROLLER WITH 9.2V/8.4V UVLO AND 80% DUTY CYCLE , -25C TO 85C

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DocumentsDatasheet High Speed PWM Controller datasheet (Rev. B)

UC2823N

Active

Texas Instruments

30V, 1.5A DOUBLE ENDED 1MHZ PWM CONTROLLER WITH 9.2V/8.4V UVLO AND 80% DUTY CYCLE , -25C TO 85C

Deep-Dive with AI

DocumentsDatasheet High Speed PWM Controller datasheet (Rev. B)

Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	UC2823N

Clock Sync	False
Control Features	Frequency Control, Soft Start, Enable, Current Limit, Ramp
Duty Cycle (Max)	80 %
Frequency - Switching [Max]	460 kHz
Frequency - Switching [Min]	340 kHz
Function	Step-Up, Step-Up/Step-Down, Step-Down
Mounting Type	Through Hole
Number of Outputs	1
Operating Temperature [Max]	85 C
Operating Temperature [Min]	-25 °C
Output Configuration	Positive
Output Phases	1
Output Type	Transistor Driver
Package / Case	0.3 in
Package / Case	16-DIP
Package / Case	7.62 mm
Supplier Device Package	16-PDIP
Synchronous Rectifier	False
Topology	Boost, Forward Converter, Flyback, Buck
Voltage - Supply (Vcc/Vdd) [Max]	30 V
Voltage - Supply (Vcc/Vdd) [Min]	8.4 V

UC2823B Series

30V, 2A double ended 1MHz PWM controller with 9.2V/8.4V UVLO and 100% duty cycle, -40C to 85C

Part	Control Features	Voltage - Supply (Vcc/Vdd) [Min]	Voltage - Supply (Vcc/Vdd) [Max]	Output Configuration	Number of Outputs	Output Phases	Output Type	Frequency - Switching [Max]	Frequency - Switching [Min]	Supplier Device Package	Mounting Type	Duty Cycle (Max) [Max]	Package / Case [x]	Package / Case	Package / Case [y]	Topology	Function	Operating Temperature [Max]	Operating Temperature [Min]	Output Isolation	Fault Protection	Package / Case	Package / Case	Duty Cycle	Frequency - Switching	Voltage - Start Up	Duty Cycle (Max)
Texas Instruments UC2823ADW	Current Limit Frequency Control Ramp Soft Start	8.4 V	22 V	Positive	1	1	Transistor Driver	1 MHz	400 kHz	16-SOIC	Surface Mount	100 %	0.295 in	16-SOIC	7.5 mm	Boost Flyback Forward Converter Full-Bridge Half-Bridge Push-Pull	Step-Up Step-Up/Step-Down	85 °C	-40 °C
Texas Instruments UC2823ADWTR	Current Limit Frequency Control Ramp Soft Start	8.4 V	22 V	Positive	1	1	Transistor Driver	1 MHz	400 kHz	16-SOIC	Surface Mount	100 %	0.295 in	16-SOIC	7.5 mm	Boost Flyback Forward Converter Full-Bridge Half-Bridge Push-Pull	Step-Up Step-Up/Step-Down	85 °C	-40 °C
Texas Instruments UC2823BN	Frequency Control Soft Start	10 V	22 V							16-PDIP	Through Hole			16-DIP		Boost Buck Flyback Forward		150 °C	-55 °C	Non-Isolated	Current Limiting	0.3 in	7.62 mm	100 %	1 MHz	16 V
Texas Instruments UC2823QTR	Current Limit Enable Frequency Control Ramp Soft Start	8.4 V	30 V	Positive	1	1	Transistor Driver	460 kHz	340 kHz	20-PLCC (9x9)	Surface Mount			20-LCC (J-Lead)		Boost Buck Flyback Forward Converter	Step-Down Step-Up Step-Up/Step-Down	85 C	-25 °C								80 %
Texas Instruments UC2823Q	Current Limit Enable Frequency Control Ramp Soft Start	8.4 V	30 V	Positive	1	1	Transistor Driver	460 kHz	340 kHz	20-PLCC (9x9)	Surface Mount			20-LCC (J-Lead)		Boost Buck Flyback Forward Converter	Step-Down Step-Up Step-Up/Step-Down	85 C	-25 °C								80 %
Texas Instruments UC2823N	Current Limit Enable Frequency Control Ramp Soft Start	8.4 V	30 V	Positive	1	1	Transistor Driver	460 kHz	340 kHz	16-PDIP	Through Hole			16-DIP		Boost Buck Flyback Forward Converter	Step-Down Step-Up Step-Up/Step-Down	85 C	-25 °C			0.3 in	7.62 mm				80 %
Texas Instruments UC2823AN	Current Limit Frequency Control Ramp Soft Start	8.4 V	22 V	Positive	1	1	Transistor Driver	1 MHz	400 kHz	16-PDIP	Through Hole	100 %		16-DIP		Boost Flyback Forward Converter Full-Bridge Half-Bridge Push-Pull	Step-Up Step-Up/Step-Down	85 °C	-40 °C			0.3 in	7.62 mm
Texas Instruments UC2823DWTR	Current Limit Enable Frequency Control Ramp Soft Start	8.4 V	30 V	Positive	1	1	Transistor Driver	460 kHz	340 kHz	16-SOIC	Surface Mount		0.295 in	16-SOIC	7.5 mm	Boost Buck Flyback Forward Converter	Step-Down Step-Up Step-Up/Step-Down	85 C	-25 °C								80 %
Texas Instruments UC2823DW	Current Limit Enable Frequency Control Ramp Soft Start	8.4 V	30 V	Positive	1	1	Transistor Driver	460 kHz	340 kHz	16-SOIC	Surface Mount		0.295 in	16-SOIC	7.5 mm	Boost Buck Flyback Forward Converter	Step-Down Step-Up Step-Up/Step-Down	85 C	-25 °C								80 %
Texas Instruments UC2823AQG3	Current Limit Frequency Control Ramp Soft Start	8.4 V	22 V	Positive	1	1	Transistor Driver	1 MHz	400 kHz	20-PLCC (9x9)	Surface Mount	100 %		20-LCC (J-Lead)		Boost Flyback Forward Converter Full-Bridge Half-Bridge Push-Pull	Step-Up Step-Up/Step-Down	85 °C	-40 °C

Pricing

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

Distributor	Package	Quantity	$

Digikey	Tube	225	$ 4.49
Texas Instruments	TUBE	1	$ 4.78
		100	$ 3.90
		250	$ 3.06
		1000	$ 2.60

Description

General part information

UC2823B Series

30V, 2A double ended 1MHz PWM controller with 9.2V/8.4V UVLO and 100% duty cycle, -40C to 85C