Overview
The NCP1075P065G is a high-voltage switcher integrated circuit from onsemi, designed for low-power offline Switch-Mode Power Supplies (SMPS). This component integrates a fixed frequency current mode controller with a 700 V MOSFET, making it suitable for various power supply applications. The NCP1075P065G offers features such as overvoltage protection, auto-recovery, and AC input line voltage detection, enhancing its reliability and efficiency.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Switching Frequency | 65 kHz | |
| Peak Current | 450 mA | |
| RDS(on) | 11 Ω | |
| Maximum Junction Temperature | 150 °C | |
| Storage Temperature Range | -60 to +150 °C | |
| ESD Capability (Human Body Model) | 2 kV | |
| ESD Capability (Machine Model) | 200 V | |
| VCC(on) | 7.8 V | |
| VCC(min) | 6.8 V | |
| VCC(off) | 6.3 V | |
| Internal IC Consumption (ICC1) | 1.0 mA |
Key Features
- Built-in 700 V MOSFET with RDS(on) of 11 Ω
- Large creepage distance between high-voltage pins
- Current-mode fixed frequency operation (65 kHz, 100 kHz, 130 kHz)
- Overvoltage protection with auto-recovery and AC input line voltage detection
- Improved standby performance with auxiliary winding connection to reduce input power consumption below 50 mW at high line
- Fixed ramp compensation
- Soft-start and leading edge blanking
- Internal start-up current source
Applications
The NCP1075P065G is designed for use in low-power offline SMPS applications, including but not limited to:
- Power adapters
- Set-top boxes
- Small appliances
- LED drivers
- Other low-power consumer electronics
Q & A
- What is the switching frequency of the NCP1075P065G?
The switching frequency of the NCP1075P065G is 65 kHz, but it is also available in 100 kHz and 130 kHz versions. - What is the peak current rating of the NCP1075P065G?
The peak current rating of the NCP1075P065G is 450 mA. - What is the RDS(on) of the MOSFET in the NCP1075P065G?
The RDS(on) of the MOSFET in the NCP1075P065G is 11 Ω. - What are the key protection features of the NCP1075P065G?
The key protection features include overvoltage protection with auto-recovery, AC input line voltage detection, and thermal shutdown (TSD). - How does the NCP1075P065G improve standby performance?
The NCP1075P065G improves standby performance by stopping the DSS operation when an auxiliary winding is connected, reducing input power consumption below 50 mW at high line. - What is the maximum junction temperature of the NCP1075P065G?
The maximum junction temperature of the NCP1075P065G is 150 °C. - What are the storage temperature range and ESD capabilities of the NCP1075P065G?
The storage temperature range is -60 to +150 °C, and the ESD capability is 2 kV for the Human Body Model and 200 V for the Machine Model. - What are the VCC(on), VCC(min), and VCC(off) levels for the NCP1075P065G?
The VCC(on) level is 7.8 V, VCC(min) is 6.8 V, and VCC(off) is 6.3 V. - What is the internal IC consumption (ICC1) of the NCP1075P065G?
The internal IC consumption (ICC1) of the NCP1075P065G is 1.0 mA. - In which packages is the NCP1075P065G available?
The NCP1075P065G is available in PDIP-7 and SOT-223 packages.
