UC3843DX onsemi | DC DC Switching Controllers

UC3843DX
DigiKey Part Number	UC3843DX-ND - Tape & Reel (TR)
Manufacturer	onsemi
Manufacturer Product Number	UC3843DX
Description	IC REG CTRLR 14SOIC
Customer Reference
Detailed Description	Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 14-SOP
Datasheet	Datasheet
EDA/CAD Models	UC3843DX Models

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Category Integrated Circuits (ICs) Power Management (PMIC) DC DC Switching Controllers	Frequency - Switching Up to 500kHz
Manufacturer onsemi	Duty Cycle (Max) 97%
Packaging Tape & Reel (TR)	Synchronous Rectifier No
Part Status Obsolete	Clock Sync No
Output Type Transistor Driver	Control Features Frequency Control
Function Step-Up, Step-Up/Step-Down	Operating Temperature 0°C ~ 70°C (TA)
Output Configuration Positive, Isolation Capable	Mounting Type Surface Mount
Topology Boost, Flyback	Package / Case 14-SOIC (0.209", 5.30mm Width)
Number of Outputs 1	Supplier Device Package 14-SOP
Output Phases 1	Base Product Number UC3843
Voltage - Supply (Vcc/Vdd) 7.6V ~ 30V

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Substitutes (13)

Part Number	Manufacturer	Quantity Available	DigiKey Part Number	Unit Price	Substitute Type
NCV3843BVDR2G	onsemi	3.260	488-NCV3843BVDR2GCT-ND	1,14000 €	Similar
UC3843BDR2G	onsemi	2.441	UC3843BDR2GOSCT-ND	0,61000 €	Similar
UC3843BVDR2G	onsemi	4.572	UC3843BVDR2GOSCT-ND	0,61000 €	Similar
TL3843BD	Rochester Electronics, LLC	6.434	2156-TL3843BD-ND	1,02000 €	Similar
TL3843BDR	Texas Instruments	1.855	296-31947-1-ND	0,71000 €	Similar

Obsolete

This product is no longer manufactured. View Substitutes or Alternative Package Types

UC3843DX