Manufacturer: ON Semiconductor
Win Source Part Number: 1275966-UC3843BVD1G
Packaging: Tube
Operating Temperature Range: -40°C ~ 105°C (TA)
Package: 8-SOIC (0.154", 3.90mm Width)
Output Type: Transistor Driver
Function: Step-Up/Step-Down
Topology: Flyback
Frequency - Switching: 500kHz
Control Features: Frequency Control
Supply Voltage: 7.6 V ~ 30 V
Number of Outputs: 1
Output Configuration: Positive, Isolation Capable
Synchronous Rectifier: No
Family Name: UC3843B
Output Phases: 1
Clock Sync: No
Categories: Integrated Circuits (ICs)
Manufacturer Homepage: www.onsemi.com
Manufacturer Package: 8-SOIC
Duty Cycle (Maximum): 96%
Alternative Parts (Cross-Reference): UC3843TD; UC3842TD; UC3843TD1013TR;
Introduction Date: November 17, 1997
ECCN: EAR99
Country of Origin: China
Estimated EOL Date: 2023
Halogen Free: Compliant
Popularity: Medium
Fake Threat In the Open Market: 72 pct.
Supply and Demand Status: Limited
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| Win Source Electronics | ODG (Origin Data Global) | DigiKey | Lingto Electronic Limited | VAST STOCK CO., LIMITED | Quarktwin Technology Ltd. | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|---|
| 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 | IC Switching Voltage Regulators |
| Product Number | 1275966-UC3843BVD1G | UC3843BVD1G | UC3843BVD1GOS-ND | UC3843BVD1G | UC3843BVD1G | UC3843BVD1G | UC3843BVD1G |
| Product Name | PMIC - PMIC - Voltage Regulators - DCDC Switching Controllers - UC3843BVD1G | DC DC Switching Controllers | DC DC Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers | Switching Controllers | DC DC Switching Controllers | Integrated Circuits (ICs) - Power Management (PMIC) - DC DC Switching Controllers |
| Configuration / Function | Flyback | Buck; Boost | Boost | ||||
| Output Voltage Type | Transistor Driver | Fixed; Transistor Driver | |||||
| Package Type | SOIC; Other; 8-SOIC (0.154", 3.90mm Width) | SOIC; Other; 8-SOIC (0.154", 3.90mm Width) | SOIC; Other; "8-SOIC (0.154"", 3.90mm Width)" | SOIC; Other; 8-SOIC (0.154\", 3.90mm Width) | SOIC | ||
| Special Features | Multiple Outputs; Synchronous Rectification; Frequency Control | Frequency Control | |||||
| fsw | 500 kHz | 500 kHz |
