Overview
The NCP10671BD060R2G, produced by onsemi, is a high-voltage switcher integrated circuit designed for low power offline Switch-Mode Power Supplies (SMPS). This component integrates a fixed frequency current mode controller with a 700 V MOSFET, offering a high level of integration and various protection features. It is available in a SOIC-7 package and supports both non-isolated and isolated topologies.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Device | NCP10671B | - |
| Frequency | 60 kHz / 100 kHz | kHz |
| RDS(on) | 34 Ω | Ω |
| IIPK(0) | 250 mA (60 kHz), 250 mA (100 kHz) | mA |
| Package Type | SOIC-7 (Pb-Free) | - |
| Drain Voltage | -0.3 to 700 V | V |
| Maximum Junction Temperature | 150 °C | °C |
| Storage Temperature Range | -60 to +150 °C | °C |
| No Load Input Consumption | < 25 mW | mW |
Key Features
- Built-in 700 V MOSFET with RDS(on) of 34 Ω
- Current-Mode Fixed Frequency Operation – 60 or 100 kHz
- Fixed Ramp Compensation
- Direct Feedback Connection for Non-isolated Converter
- Skip-Cycle Operation at Low Peak Currents Only
- Dynamic Self-Supply: No Need for an Auxiliary Winding
- Internal 4 ms Soft-Start
- Auto-Recovery Output Short Circuit Protection with Timer-Based Detection
- Auto-Recovery Overvoltage Protection with Auxiliary Winding Operation
- Frequency Jittering for Better EMI Signature
Applications
The NCP10671BD060R2G is suitable for various low power offline SMPS applications, including:
- Non-isolated topologies such as buck converters
- Isolated topologies such as flyback converters
- General-purpose power supplies
- Consumer electronics power supplies
- Industrial power supplies
Q & A
- What is the maximum drain voltage of the NCP10671BD060R2G?
The maximum drain voltage is 700 V.
- What are the available operating frequencies for this IC?
The IC operates at either 60 kHz or 100 kHz.
- What is the RDS(on) of the MOSFET in the NCP10671BD060R2G?
The RDS(on) is 34 Ω.
- Does the NCP10671BD060R2G require an auxiliary winding for operation?
No, it features Dynamic Self-Supply, eliminating the need for an auxiliary winding.
- What protection features are included in the NCP10671BD060R2G?
It includes auto-recovery output short circuit protection, auto-recovery overvoltage protection, and frequency jittering for better EMI signature.
- What is the typical soft-start duration of the NCP10671BD060R2G?
The soft-start duration is 4 ms.
- What is the maximum junction temperature of the NCP10671BD060R2G?
The maximum junction temperature is 150 °C.
- What is the no-load input consumption of the NCP10671BD060R2G?
The no-load input consumption is less than 25 mW.
- Can the NCP10671BD060R2G be used in both non-isolated and isolated topologies?
- What package type is the NCP10671BD060R2G available in?
