onsemi NCP1055P44
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | Dhs. 2.36 | Dhs. 2.36 |
| 15+ | Dhs. 2.27 | Dhs. 34.05 |
| 25+ | Dhs. 2.22 | Dhs. 55.50 |
| 50+ | Dhs. 2.10 | Dhs. 105.00 |
| 100+ | Dhs. 1.85 | Dhs. 185.00 |
| N+ | Dhs. 0.37 | Price Inquiry |
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NCP1055P44 Flyback Switching Controller IC
The NCP1055P44 from onsemi is a high-performance, cost-effective offline switching controller designed for flyback topology power supplies up to 40W. This integrated power management IC features a 700V breakdown voltage, 44kHz switching frequency, and comprehensive protection features including current limiting, over-temperature, over-load, and open-loop protection.
Key Features
- Isolated Flyback Topology - Ideal for AC/DC power conversion applications
- 700V High Voltage Breakdown - Robust design for demanding power applications
- 44kHz Switching Frequency - Optimized for efficiency and EMI performance
- 40W Power Output - Suitable for mid-range power supply designs
- Integrated Protection - Current limiting, over-temperature, over-load, and open-loop safeguards
- Wide Operating Temperature - -40°C to 150°C (TJ) for industrial and automotive applications
- Through-Hole Package - Easy assembly and prototyping with 7-PDIP format
Applications
- AC/DC adapters and chargers
- Auxiliary power supplies
- Industrial control systems
- Consumer electronics power management
- LED driver circuits
- Telecom and networking equipment
Quality & Compliance
This component is sourced directly from authorized onsemi distributors, ensuring full traceability and compliance with RoHS/REACH regulations. All products come with manufacturer documentation and are backed by long lifecycle support suitable for aerospace, automotive, industrial, medical, and telecom applications.
Datasheet: Available in product tags for detailed electrical characteristics and application notes.
| Product attributes | Property Value |
| Manufacturer | onsemi |
| Product Series | |
| Packaging | Tube | |
| Output Isolation | Isolated |
| Internal Switch(s) | Yes |
| Voltage - Breakdown | 700V |
| Topology | Flyback |
| Voltage - Start Up | 8.5 V |
| Voltage - Supply (Vcc/Vdd) | 7.5V ~ 10V |
| Duty Cycle | 77% |
| Frequency - Switching | 44kHz |
| Power (Watts) | 40 W |
| Fault Protection | Current Limiting, Open Loop, Over Load, Over Temperature |
| Control Features | - |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Through Hole |
| Package / Case | 8-DIP (0.300", 7.62mm), 7 Leads |
| Supplier Device Package | 7-PDIP |
NCP1055P44.pdf