Manufacturer: ON Semiconductor
Win Source Part Number: 035687-UC3843BNG
Packaging: Tube/Rail
Output Type: Transistor Driver
Topology: Flyback
Frequency - Switching: 500kHz
Control Features: Frequency Control
Number of Outputs: 1
Synchronous Rectifier: No
Family Name: UC3843B
Output Phases: 1
Duty Cycle (Max): 96%
Clock Sync: No
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: 0°C to 70°C (TA)
Case / Package: 8-PDIP
Purpose: Step-Up/Step-Down
Supply Voltage - Operating: 7.6 V to 30 V
Alternative Parts (Cross-Reference): E-UC3843BN; E-UC3842BN ; UC3842BN; UC3843BN;
Introduction Date: November 17, 1997
ECCN: EAR99
Country of Origin: China
Estimated EOL Date: 2026
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 53 pct.
Supply and Demand Status: Balance
Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-PDIP
IC REG CTRLR FLYBACK 8DIP
IC REG CTRLR FLYBACK 8DIP
Switching Controllers 52kHz 1A Current PWM w/96% Duty Cycle Max
Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-PDIP
| Win Source Electronics | DigiKey | ODG (Origin Data Global) | Lingto Electronic Limited | VAST STOCK CO., LIMITED | Quarktwin Technology Ltd. | |
|---|---|---|---|---|---|---|
| Product Category | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators |
| Product Number | 035687-UC3843BNG | UC3843BNGOS-ND | UC3843BNG | UC3843BNG | UC3843BNG | UC3843BNG |
| Product Name | PMIC - PMIC - Voltage Regulators - DCDC Switching Controllers - UC3843BNG | DC DC Switching Controllers | DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers | Switching Controllers | DC DC Switching Controllers |
| Configuration / Function | Flyback | Boost | Buck; Boost | |||
| Output Voltage Type | Transistor Driver | Fixed; Transistor Driver | ||||
| Package Type | DIP; Other; 8-PDIP | DIP; Other; "8-DIP (0.300"", 7.62mm)" | DIP; Other; 8-DIP (0.300", 7.62mm) | DIP; Other; 8-DIP (0.300\", 7.62mm) | ||
| Life Cycle Stage | Maturity; Active | Active | ||||
| Special Features | Multiple Outputs; Synchronous Rectification; Frequency Control | Frequency Control |