NCP1050ST44T3
- Mfr.Part #
- NCP1050ST44T3
- Manufacturer
- onsemi
- Package / Case
- TO-261-4, TO-261AA
- Datasheet
- Download
- Description
- IC OFFLINE SWITCH FLYBACK SOT223
- Stock
- 15,152
- In Stock :
- 15,152
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- Manufacturer :
- onsemi
- Product Category :
- AC DC Converters, Offline Switches
- Terminal Position :
- Dual
- Operating Temperature :
- -40°C~150°C TJ
- Pbfree Code :
- yes
- Factory Lead Time :
- 21 Weeks
- Output Isolation :
- Isolated
- Switcher Configuration :
- Single
- RoHS Status :
- ROHS3 Compliant
- JESD-609 Code :
- e3
- Input Voltage (Max) :
- 8.5V
- Length :
- 6.5mm
- Max Power Dissipation :
- 40W
- Control Technique :
- PULSE WIDTH MODULATION
- Pin Count :
- 4
- Analog IC - Other Type :
- SWITCHING REGULATOR
- Mounting Type :
- Surface Mount
- Peak Reflow Temperature (Cel) :
- 260
- Control Mode :
- VOLTAGE-MODE
- Radiation Hardening :
- No
- Lifecycle Status :
- ACTIVE (Last Updated: 6 days ago)
- Voltage - Start Up :
- 8.5V
- Max Output Current :
- 100mA
- Number of Functions :
- 1
- Package / Case :
- TO-261-4, TO-261AA
- Frequency :
- 44kHz
- Lead Free :
- Lead Free
- Voltage - Supply (Vcc/Vdd) :
- 7.5V~10V
- Duty Cycle :
- 77%
- Halogen Free :
- Halogen Free
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Base Part Number :
- NCP1050
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Input Voltage-Nom :
- 8V
- Terminal Finish :
- Tin (Sn)
- Number of Pins :
- 4
- Topology :
- Flyback
- Terminal Pitch :
- 2.3mm
- Height :
- 1.57mm
- Mount :
- Surface Mount
- Published :
- 2006
- ECCN Code :
- EAR99
- Fault Protection :
- Current Limiting, Open Loop, Over Load, Over Temperature
- Number of Terminations :
- 4
- Width :
- 3.5mm
- Internal Switch(s) :
- yes
- Terminal Form :
- Gull wing
- Voltage - Breakdown :
- 700V
- Input Voltage (Min) :
- 7.5V
- Number of Outputs :
- 1
- Packaging :
- Tape and Reel (TR)
- Datasheets
- NCP1050ST44T3

AC DC Converters, Offline Switches onsemi NCP1050ST44T3 Overview
The NCP1050ST44T3 by onsemi stands out in the market of AC DC converters and offline switches due to its highly efficient design tailored for compact, flyback power supply applications. This IC enables simplified design processes for power converters by integrating a fixed-frequency current mode controller with a 700V MOSFET. Ideal for B2B customers looking to streamline production with reliable and durable components, the NCP1050ST44T3 offers a compact SOT223 package, making it perfectly suited for space-constrained applications. The product’s robustness combined with onsemi’s reputable manufacturing standards makes it a prime choice for high-volume purchasing in industrial sectors.
NCP1050ST44T3 Features
The NCP1050ST44T3 includes several key features that enhance its appeal in industrial and commercial applications. These features include a built-in 700V MOSFET, enabling it to handle high voltages efficiently. The IC also supports a wide range of input voltages, which makes it versatile for various electrical standards globally. Additionally, its over-temperature, over-current, and under-voltage lockout protections ensure safe operation under all circumstances, extending device longevity and reliability.
NCP1050ST44T3 Applications
- Consumer Electronics: Used in power supplies for set-top boxes, DVD players, and other home appliances, where efficient power conversion is necessary for compact form factors.
- Industrial Equipment: Integrates into the power management systems of automated machinery to provide stable and reliable power, ensuring safety and efficiency in harsh environments.
- Telecommunications: Powers devices in communication infrastructure, offering robust performance in power modules for routers and switches.
- Smart Home Devices: Utilized in the power supply solutions for smart thermostats, lighting, and other connected devices, enabling consistent performance and energy efficiency.
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