IEEE 802.3bt-Compliant, Powered Device Interface Controller
Features
- Fully supports IEEE® Std. 802.3bt
- Supports Input Power Levels Up to 90W
- Compatible with both IEEE® Std. 802.3af/at
- Support Class 0-8 for PD
- Robust Type 1, 2, 3 and 4 PSE detector with proprietary digital filtering line noise
- Auto-adjust Maintain Power Signature (MPS) for Type 1-4 PSE
- Supports up to 5 Event Classification
- Programmable DC current limit up to 2.3A for 90W applications
- IEC 61000-4-2/3/4/5/6 requirements for EMC Compliance
- Exceptional EMI performance
- Low Rds-on 100V Hot-Swap FET (typical 0.1Ω)
- Integrated Short-Circuit Protection
- Over temperature protection
- Seamless support for local power down to 9.5V
- Supports Low Power Standby Modes
- 5×5 mm, 20 lead QFN Package
- -40°C to +125°C Junction Temperature Range
Applications
- Pan, tilt and zoom (PTZ), security and web cameras
- Voice over IP (VoIP) phones
- Lighting and High Power Wireless Data Systems
- Wireless LAN access points, WiMAX terminals
- Point-of-sale (PoS) terminals, RFID terminals
- Thin clients and notebook computers
- Fiber-to-the-home (FTTH) terminals
Key Electrical Specifications
Vin(Min) |
Vin(Max) |
Max. Current per Channel |
Channels |
Control Type |
Package |
2.7V |
5.5V |
20mA |
2 |
PWM |
TQFN33-16 |
Typical Application Diagram