Overview
The onsemi NCP12400CBAAB0DR2G is a fixed frequency current mode controller designed for flyback converters. This PWM controller is part of the NCP12400 series and is known for its high efficiency and robust protection features. It operates at a maximum switching frequency of 65 kHz and is suitable for a wide range of DC-DC conversion applications. The device is packaged in a 7-pin SOIC (Small Outline Integrated Circuit) package, making it compact and suitable for surface mount technology.
Key Specifications
| Parameter | Value |
|---|---|
| Maximum Switching Frequency | 65 kHz |
| Output Voltage | 14 V |
| Output Current | 300 mA, 500 mA |
| Control Method | Current Mode |
| Number of Outputs | 1 |
| Mounting Type | Surface Mount |
| Fall Time | 60 ns |
| Rise Time | 70 ns |
| Package Type | SOIC-7 |
| Pin Count | 7 |
| Topology | Flyback |
| Maximum Duty Cycle | 85% |
| Dimensions | 5 x 4 x 1.5 mm |
| Maximum Operating Supply Voltage | 28 V |
| Minimum Operating Temperature | -40 °C |
| Maximum Operating Temperature | +150 °C |
Key Features
- Advanced Overvoltage Protection: The device includes robust overvoltage protection to ensure safe operation under various conditions.
- Real-time Monitoring for Fault Detection: It features real-time monitoring capabilities to detect faults and ensure reliable operation.
- Silent and Smooth Start-up: The controller includes a quiet skip mode that locks the skip frequency below the audible range, reducing noise during start-up and operation.
- Faulty Device Auto-recovery Mechanism: The device has an auto-recovery mechanism for faulty conditions, enhancing system reliability.
- Stand-by Mode and Soft Start: It supports stand-by mode to minimize no-load input power consumption and features a soft start function for smooth start-up.
- Short Circuit Protection: The controller includes short circuit protection to prevent damage from overcurrent conditions.
Applications
- Gaming Console Power Brick: Suitable for power supply units in gaming consoles due to its high efficiency and robust protection features.
- Universal Tablet Charger: Ideal for universal tablet chargers requiring reliable and efficient DC-DC conversion.
Q & A
- What is the maximum switching frequency of the NCP12400CBAAB0DR2G?
The maximum switching frequency is 65 kHz. - What is the output voltage of the NCP12400CBAAB0DR2G?
The output voltage is 14 V. - What are the output current ratings of the NCP12400CBAAB0DR2G?
The output current ratings are 300 mA and 500 mA. - What is the control method used by the NCP12400CBAAB0DR2G?
The control method is current mode. - What is the package type of the NCP12400CBAAB0DR2G?
The package type is SOIC-7. - What are the dimensions of the NCP12400CBAAB0DR2G?
The dimensions are 5 x 4 x 1.5 mm. - Does the NCP12400CBAAB0DR2G have overvoltage protection?
Yes, it includes advanced overvoltage protection. - What is the maximum operating supply voltage of the NCP12400CBAAB0DR2G?
The maximum operating supply voltage is 28 V. - Does the NCP12400CBAAB0DR2G support stand-by mode?
Yes, it supports stand-by mode to minimize no-load input power consumption. - What is the topology of the NCP12400CBAAB0DR2G?
The topology is flyback.
