Fremont Micro Devices Ltd FT839NB1-RT
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | Dhs. 2.44 | Dhs. 2.44 |
| 15+ | Dhs. 2.35 | Dhs. 35.25 |
| 25+ | Dhs. 2.30 | Dhs. 57.50 |
| 50+ | Dhs. 2.17 | Dhs. 108.50 |
| 100+ | Dhs. 1.91 | Dhs. 191.00 |
| N+ | Dhs. 0.38 | Price Inquiry |
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FT839NB1-RT Flyback Switching Controller IC
The FT839NB1-RT from Fremont Micro Devices is a high-performance isolated flyback AC/DC offline switching controller designed for reliable power conversion applications. Featuring a 650V breakdown voltage and comprehensive fault protection including current limiting, open loop, over temperature, and over voltage safeguards, this controller ensures robust operation across demanding industrial, telecom, and embedded power supply designs.
Key Features:
- 650V breakdown voltage for high-voltage isolation
- 6V to 30V supply voltage range with 15.5V start-up
- Integrated internal switch for simplified design
- 47% duty cycle for efficient power conversion
- Multi-layer fault protection (current limiting, OTP, OVP, open loop)
- Wide operating temperature: -40°C to 150°C (TJ)
- Surface mount 8-SOP package for compact PCB layouts
- RoHS compliant for environmental compliance
Applications: Industrial power supplies, telecom equipment, embedded systems, AC/DC adapters, auxiliary power modules, and long-lifecycle designs requiring high reliability and full traceability.
Packaging Options: Available in Cut Tape (CT) and Tape & Reel (TR) for flexible procurement and automated assembly.
| Product attributes | Property Value |
| Manufacturer | Fremont Micro Devices Ltd |
| Product Series | |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Output Isolation | Isolated |
| Internal Switch(s) | Yes |
| Voltage - Breakdown | 650V |
| Topology | Flyback |
| Voltage - Start Up | 15.5 V |
| Voltage - Supply (Vcc/Vdd) | 6V ~ 30V |
| Duty Cycle | 47% |
| Frequency - Switching | - |
| Power (Watts) | - |
| Fault Protection | Current Limiting, Open Loop, Over Temperature, Over Voltage |
| Control Features | - |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOP |
| ROHS |  |
FT839NB1-RT.pdf