LTC4269CDKD-1 Integrated Circuit Chip IEEE 802.3at Powered Device Controller with 25.5W Max Power and 37.2V ~ 60V Supply
The LTC4269CDKD-1 is an IEEE 802.3at High Power PD and No-Opto Flyback Controller with AUX Support. This integrated Powered Device (PD) controller and switching regulator is designed for high power IEEE 802.3at and 802.3af applications, offering high efficiency for single and multioutput applications from 10W to 25W.
| Type | Controller (PD), DC/DC |
|---|---|
| Number of Channels | 1 |
| Power - Max | 25.5 W |
| Internal Switch(s) | Yes |
| Auxiliary Sense | Yes |
| Standards | 802.3at (PoE+), 802.3af (PoE) |
| Voltage - Supply | 37.2V ~ 60V |
| Current - Supply | 1.35mA (Max) |
| Operating Temperature | 0°C ~ 70°C |
| Mounting Type | Surface Mount |
| Package / Case | 32-WFDFN Exposed Pad |
| Supplier Device Package | 32-DFN (7x4) |
- 25.5W IEEE 802.3at Compliant (Type 2) PD
- Integrated State-of-the-Art Synchronous Flyback Controller
- Isolated Power Supply Efficiency >92%
- 88% Efficiency Including Diode Bridge and Hot Swap™ FET
- Flexible Integrated Auxiliary Power Support
- Superior EMI Performance
- Robust 100V 0.7Ω (Typ) Integrated Hot Swap MOSFET
- IEEE 802.3at High Power Available Indicator
- Integrated Signature Resistor and Programmable Class Current
- Undervoltage, Overvoltage and Thermal Protection
- Short-Circuit Protection with Auto-Restart
- Programmable Soft-Start and Switching Frequency
- Complementary Power Good Indicators
- Thermally Enhanced 7mm * 4mm DFN Package
- VoIP Phones with Advanced Display Options
- Dual-Radio Wireless Access Points
- PTZ Security Cameras
- RFID Readers
- Industrial Controls
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| ADUM4190TRIZ | 16-SOIC |
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| ADUM3190WSRQZ | 16-QSOP |
A: Yes, all products are original, new original import is our purpose.
A: We are ISO 9001:2015 Certified Company and member of ERAI.
A: Yes, we support sample order and small order. Sample cost is different according to your order or project.
A: We use express to ship, such as DHL, Fedex, UPS, TNT, EMS. We can also use your suggested forwarder. Products will be in good packing and ensure the safety and we are responsible to product damage to your order.
A: We can ship stock parts within 5 working days. If without stock, we will confirm lead time for you based on your order quantity.
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