Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-PDIP
Manufacturer: ON Semiconductor
Win Source Part Number: 798663-UC3844BVNG
Packaging: Tube
Mounting Style: Through Hole
Operating Temperature Range: -40°C ~ 105°C (TA)
Package: 8-DIP (0.300", 7.62mm)
Output Isolation: Isolated
Internal Switch(s): No
Topology: Flyback
Voltage - Start Up: 16V
Duty Cycle: 48%
Frequency - Switching: Up to 500kHz
Fault Protection: Current Limiting
Control Features: Frequency Control
Supply Voltage: 10 V ~ 36 V
Family Name: UC3844B
Categories: Integrated Circuits (ICs)
Manufacturer Package: 8-PDIP
Alternative Parts (Cross-Reference): UC3845P; UC3844AN; UC3845AN; E-UC3845BN ;
Introduction Date: January 15, 1997
ECCN: EAR99
Country of Origin: China
Estimated EOL Date: 2026
Halogen Free: Compliant
Popularity: Medium
Fake Threat In the Open Market: 28 pct.
Supply and Demand Status: Limited
IC REG CTRLR PWM CM 8-DIP
Switching Controllers 52kHz 1A Current PWM w/48% Duty Cycle Max
Boost, Flyback Regulator Positive, Isolation Capable Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 8-PDIP
| DigiKey | Win Source Electronics | 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 |
| Product Number | UC3844BVNGOS-ND | 798663-UC3844BVNG | UC3844BVNG | UC3844BVNG | UC3844BVNG |
| Product Name | DC DC Switching Controllers | PMIC - PMIC - AC DC Converters, Offline Switchers - UC3844BVNG | PMIC - Voltage Regulators - DC DC Switching Controllers | Switching Controllers | DC DC Switching Controllers |
| Configuration / Function | Boost | Flyback | |||
| Package Type | DIP; Other; "8-DIP (0.300"", 7.62mm)" | DIP; Other; 8-DIP (0.300", 7.62mm) | DIP; Other; 8-DIP (0.300\", 7.62mm) | ||
| fsw | 500 kHz | 500 kHz | |||
| Operating Temperature | -40 to 105 C (-40 to 221 F) | -40 to 105 C (-40 to 221 F) | -40 to 105 C (-40 to 221 F) | ||
| Special Features | Internal Current Limit; Frequency Control | Frequency Control |
