Overview
The NCP1081DER2G is an integrated high power Power over Ethernet (PoE) Powered Device (PD) interface and DC-DC converter controller produced by onsemi. This component is designed to be compliant with the IEEE 802.3at (Draft 3.0) standard, supporting high power PoE applications. It features a Two Event Layer 1 classification and additional proprietary classification procedures to ensure efficient and reliable power delivery.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | onsemi |
| Package | 20-TSSOP (0.173", 4.40mm Width) Exposed Pad |
| Switching Frequency | 500 kHz |
| Duty Cycle - Max | 80% |
| Output Voltage | 9 V |
| Output Current | 1.1 A |
| Compliance | IEEE 802.3at (Draft 3.0) |
Key Features
- IEEE 802.3at (Draft 3.0) compliant for high power PoE applications
- Two Event Layer 1 classification and proprietary classification procedures
- Integrated high power PoE-PD interface and DC-DC converter controller
- Supports switching frequency of 500 kHz and maximum duty cycle of 80%
- Output voltage of 9 V and output current of 1.1 A
- 20-TSSOP package with exposed pad for thermal management
Applications
- High power PoE devices such as IP phones, security cameras, and wireless access points
- Industrial automation and control systems
- Medical devices requiring reliable and efficient power delivery
- Smart home and IoT devices
Q & A
- What is the NCP1081DER2G compliant with?
The NCP1081DER2G is compliant with the IEEE 802.3at (Draft 3.0) standard for high power PoE applications.
- What is the switching frequency of the NCP1081DER2G?
The switching frequency of the NCP1081DER2G is 500 kHz.
- What is the maximum duty cycle of the NCP1081DER2G?
The maximum duty cycle of the NCP1081DER2G is 80%.
- What is the output voltage and current of the NCP1081DER2G?
The output voltage is 9 V and the output current is 1.1 A.
- What type of package does the NCP1081DER2G come in?
The NCP1081DER2G comes in a 20-TSSOP package with an exposed pad.
- What are some common applications of the NCP1081DER2G?
Common applications include high power PoE devices, industrial automation, medical devices, and smart home/IoT devices.
- Does the NCP1081DER2G support proprietary classification procedures?
Yes, the NCP1081DER2G supports proprietary classification procedures in addition to the Two Event Layer 1 classification.
- What is the purpose of the exposed pad in the 20-TSSOP package?
The exposed pad is for thermal management, helping to dissipate heat efficiently.
- Where can I find detailed specifications for the NCP1081DER2G?
Detailed specifications can be found in the datasheet available on the onsemi website or through distributors like Mouser Electronics.
- Is the NCP1081DER2G suitable for use in medical devices?
Yes, the NCP1081DER2G is suitable for use in medical devices due to its reliable and efficient power delivery capabilities.
