The UC3846NG4 is a current mode PWM controller designed for DC-DC switching applications. It features automatic feedforward compensation, programmable pulse-by-pulse current limiting, and enhanced load response characteristics. The device supports parallel operation for modular power systems and includes a differential current sense amplifier with a wide common mode range. Protection features include undervoltage lockout, soft-start capability, and a shutdown terminal for external control. The UC3846 operates at a frequency of up to 500 kHz and is available in a 16-pin PDIP package. It is suitable for applications in telecommunications and industrial power converters, providing a reliable solution for various power management needs.
Boost, Flyback, Forward Converter, Half-Bridge, Push-Pull Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 16-PDIP
Boost, Flyback, Forward Converter, Half-Bridge, Push-Pull Regulator Positive Output Step-Up, Step-Up/Step-Down DC-DC Controller IC 16-PDIP
Switching Controllers Current-Mode PWM Controller
IC REG CTRLR MULT TOPOLOGY 16DIP
| DigiKey | Quarktwin Technology Ltd. | VAST STOCK CO., LIMITED | Lingto Electronic Limited | |
|---|---|---|---|---|
| Product Category | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators |
| Product Number | UC3846NG4-ND | UC3846NG4 | UC3846NG4 | UC3846NG4 |
| Product Name | DC DC Switching Controllers | DC DC Switching Controllers | Switching Controllers | PMIC - Voltage Regulators - DC DC Switching Controllers |
| Package Type | DIP; Other; "16-DIP (0.300"", 7.62mm)" | DIP; Other; 16-DIP (0.300\", 7.62mm) | ||
| Special Features | Synchronous Rectification | Internal Current Limit; Current Limit, Enable, Frequency Control, Soft Start | ||
| fsw | 500 kHz | 500 kHz | 500 kHz | |
| Operating Temperature | 0 to 70 C (32 to 158 F) | 0 to 70 C (32 to 158 F) |
