UC2843AQ

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Unitrode

1A, 500KHZ BIPOLAR, PQCC20

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Unitrode

1A, 500KHZ BIPOLAR, PQCC20

Technical Specifications

Parameters and characteristics for this part

Specification	UC2843AQ

Clock Sync	False
Control Features	Frequency Control
Duty Cycle (Max) [Max]	96 %
Function	Step-Up, Step-Up/Step-Down, Step-Down
Mounting Type	Surface Mount
Number of Outputs	1
Operating Temperature [Max]	125 ¯C
Operating Temperature [Min]	-40 °C
Output Configuration	Positive, Isolation Capable
Output Phases	1
Output Type	Transistor Driver
Package / Case	20-LCC (J-Lead)
Supplier Device Package	20-PLCC (9x9)
Synchronous Rectifier	False
Topology	Flyback, Boost, Forward, Buck
Voltage - Supply (Vcc/Vdd) [Max]	30 V
Voltage - Supply (Vcc/Vdd) [Min]	7.6 V

Part	Output Configuration	Mounting Type	Function	Synchronous Rectifier	Topology	Supplier Device Package	Package / Case	Voltage - Supply (Vcc/Vdd) [Min]	Voltage - Supply (Vcc/Vdd) [Max]	Number of Outputs	Output Phases	Operating Temperature [Min]	Operating Temperature [Max]	Duty Cycle (Max) [Max]	Output Type	Clock Sync	Control Features	Package / Case	Package / Case
Unitrode UC2843AQ	Isolation Capable Positive	Surface Mount	Step-Down Step-Up Step-Up/Step-Down		Boost Buck Flyback Forward	20-PLCC (9x9)	20-LCC (J-Lead)	7.6 V	30 V	1	1	-40 °C	125 ¯C	96 %	Transistor Driver		Frequency Control
Unitrode UC2843NNTR	Isolation Capable Positive	Through Hole	Step-Down Step-Up Step-Up/Step-Down		Boost Buck Buck-Boost Flyback Forward	8-PDIP	8-DIP	12 V	28 V	1	1	-40 °C	85 °C	97 %	Transistor Driver		Frequency Control	0.3 in	7.62 mm

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

Distributor	Package	Quantity	$

Digikey	Bulk	437	$ 0.69

General part information

Boost, Buck, Flyback, Forward Regulator Positive, Isolation Capable Output Step-Up, Step-Down, Step-Up/Step-Down DC-DC Controller IC 20-PLCC (9x9)

Technical documentation and resources

No documents available