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Vishay Siliconix
SI9120DY-T1-E3
SI9120DY-T1-E3
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | Dhs. 355,880.72 AED | Dhs. 355,880.72 AED |
| 15+ | Dhs. 344,642.38 AED | Dhs. 5,169,635.70 AED |
| 25+ | Dhs. 337,150.15 AED | Dhs. 8,428,753.75 AED |
| 50+ | Dhs. 318,419.59 AED | Dhs. 15,920,979.50 AED |
| 100+ | Dhs. 280,958.46 AED | Dhs. 28,095,846.00 AED |
| N+ | Dhs. 56,191.69 AED | Price Inquiry |
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SI9120DY-T1-E3 PWM Controller IC - Vishay Siliconix
The SI9120DY-T1-E3 is a high-performance isolated PWM controller from Vishay Siliconix, designed for flyback and forward converter topologies in AC/DC and DC/DC power supply applications. This versatile controller operates across a wide switching frequency range of 40kHz to 1MHz with a 50% duty cycle, making it ideal for aerospace, industrial, telecommunications, and automotive power management systems.
Key Features & Benefits
- Isolated Output Design - Provides galvanic isolation for enhanced safety and noise immunity
- Wide Switching Frequency Range - 40kHz to 1MHz operation enables flexible design optimization
- Dual Topology Support - Compatible with both flyback and forward converter designs
- Industrial Temperature Range - Operates reliably from -40°C to 85°C (TA)
- Compact 16-SOIC Package - Surface mount design (0.154", 3.90mm width) for space-efficient layouts
- RoHS Compliant - Meets environmental standards for global deployment
Applications
This PWM controller is well-suited for isolated power supply designs in industrial automation, telecommunications infrastructure, automotive electronics, and aerospace systems requiring long lifecycle availability and full traceability.
Technical Specifications
| Product attributes | Property Value |
| Manufacturer | Vishay Siliconix |
| Product Series | |
| Packaging | | |
| Output Isolation | Isolated |
| Internal Switch(s) | No |
| Voltage - Breakdown | - |
| Topology | Flyback, Forward |
| Voltage - Start Up | - |
| Voltage - Supply (Vcc/Vdd) | 9.5V ~ 13.5V |
| Duty Cycle | 50% |
| Frequency - Switching | 40kHz ~ 1MHz |
| Power (Watts) | - |
| Fault Protection | - |
| Control Features | - |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | 16-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 16-SOIC |
| ROHS |  |
Authorized Distributor - Full Traceability
We supply authentic Vishay Siliconix components with complete manufacturer documentation, certificates of conformance, and full supply chain traceability. All products are sourced through authorized channels and backed by long lifecycle support to protect your design investments and mitigate obsolescence risk.
Design Resources
Reference designs, application notes, and technical documentation are available to support your power supply development. Contact our design-in support team for assistance with component selection, circuit optimization, and lifecycle planning.
Datasheets:
SI9120DY-T1-E3
.pdf
