NCP1081DEG
- Mfr.Part #
- NCP1081DEG
- Manufacturer
- onsemi
- Package / Case
- 20-TSSOP (0.173, 4.40mm Width) Exposed Pad
- Datasheet
- Download
- Description
- IC POE CNTRL 1 CHANNEL 20TSSOP
- Stock
- 20,982
- In Stock :
- 20,982
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- onsemi
- Product Category :
- Power Over Ethernet (PoE) Controllers
- Number of Functions :
- 1
- Output Voltage :
- 9V
- Terminal Position :
- Dual
- Output Current :
- 1.1A
- Max Power Dissipation :
- 40W
- Fall Time (Typ) :
- 50 ns
- ECCN Code :
- EAR99
- Terminal Pitch :
- 0.65mm
- Number of Channels :
- 1
- Packaging :
- Tube
- Duty Cycle :
- 80 %
- RoHS Status :
- ROHS3 Compliant
- JESD-609 Code :
- e3
- Type :
- Controller (PD), DC/DC
- Frequency :
- 500kHz
- Nominal Input Voltage :
- 57V
- Auxiliary Sense :
- No
- Operating Temperature :
- -40°C~85°C
- Package / Case :
- 20-TSSOP (0.173, 4.40mm Width) Exposed Pad
- Rise Time :
- 50ns
- Halogen Free :
- Halogen Free
- REACH SVHC :
- No SVHC
- Terminal Form :
- Gull wing
- Topology :
- Flyback
- Max Input Voltage :
- 57V
- Length :
- 6.6mm
- Surface Mount :
- yes
- Switcher Configuration :
- Single
- Published :
- 2008
- Pbfree Code :
- yes
- Voltage - Supply :
- 0V~57V
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Switching Frequency :
- 500kHz
- Lead Free :
- Lead Free
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Base Part Number :
- NCP1081
- Factory Lead Time :
- 24 Weeks
- Internal Switch(s) :
- Both
- Number of Pins :
- 20
- Standards :
- 802.3at (PoE+), 802.3af (PoE)
- Min Input Voltage :
- 0V
- Max Output Current :
- 6.5mA
- Max Duty Cycle :
- 80 %
- Height :
- 950μm
- Terminal Finish :
- Tin (Sn)
- Control Technique :
- PULSE WIDTH MODULATION
- Number of Terminations :
- 20
- Pin Count :
- 20
- Width :
- 4.5mm
- Control Mode :
- CURRENT-MODE
- Datasheets
- NCP1081DEG

Power Over Ethernet (PoE) Controllers onsemi NCP1081DEG Overview
Introducing the NCP1081DEG by onsemi, a state-of-the-art integrated circuit designed for advanced Power Over Ethernet (PoE) applications. This robust controller offers a high level of integration suited for delivering power up to 25.5W per port, which simplifies the design and deployment of power sourcing equipment. The NCP1081DEG is particularly well-suited for applications requiring efficient power management and compact form factors. Its compliance with the IEEE 802.3af and IEEE 802.3at standards ensures reliable operation and compatibility across a wide range of networked devices. Ideal for manufacturers and businesses looking to enhance their systems with efficient power solutions, the NCP1081DEG provides a versatile and dependable choice.
NCP1081DEG Features
The NCP1081DEG offers several key features that make it an excellent choice for powering sophisticated network devices. These include automatic detection and classification of connected devices, advanced thermal management capabilities, and integrated under-voltage lockout and over-voltage protection. Its efficiency is further enhanced by support for both dc and ac disconnect modes, along with a programmable classification current to meet various application needs. The 20-TSSOP package allows for a minimal footprint on PCB designs, making it ideal for compact devices.
NCP1081DEG Applications
- VoIP Phones: Provides power to VoIP phones in office environments, ensuring reliable communication without the need for additional power supplies.
- Wireless Access Points: Enables deployment of wireless access points in locations lacking convenient power outlets, by supplying both data and power over a single Ethernet cable.
- IP Cameras: Powers IP surveillance cameras through Ethernet, allowing for flexible installation locations and reduced wiring complexity.
- Network Routers and Switches: Enhances network backbone infrastructure by simplifying power management and improving reliability through centralized power distribution.
- Point of Sale (POS) Systems: Facilitates the operation of POS systems in retail settings by providing power along with data connectivity, which simplifies setup and reduces clutter.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
Manufacturer related products
Catalog related products
Related products
| Part | Manufacturer | Stock | Description |
|---|---|---|---|
| NCP1000P | onsemi | 5,450 | IC OFFLINE SWITCH MULT TOP 8DIP |
| NCP1000PG | onsemi | 36,581 | IC OFFLINE SWITCH MULT TOP 8DIP |
| NCP1000T | onsemi | 5,850 | IC REG LIN SWITCHING VOLT MODE |
| NCP1001P | onsemi | 4,692 | IC OFFLINE SWITCH MULT TOP 8DIP |
| NCP1001PG | onsemi | 5,182 | IC OFFLINE SWITCH MULT TOP 8DIP |
| NCP1001T | onsemi | 25,959 | IC REG LIN SWITCHING VOLT MODE |
| NCP1002P | onsemi | 3,011 | IC OFFLINE SWITCH MULT TOP 8DIP |
| NCP1002PG | onsemi | 2,608 | IC OFFLINE SWITCH MULT TOP 8DIP |
| NCP100ALPRPG | onsemi | 38,449 | IC VREF SHUNT ADJ 1.7% TO92-3 |
| NCP100SNT1 | onsemi | 17,366 | IC VREF SHUNT ADJ 1.7% 5TSOP |
| NCP100SNT1G | onsemi | 9,378 | IC VREF SHUNT ADJ 1.7% 5TSOP |
| NCP1010AP065 | onsemi | 36,318 | IC OFFLINE SWITCH FLYBACK 7DIP |
| NCP1010AP065G | onsemi | 9,126 | IC OFFLINE SWITCH FLYBACK 7DIP |
| NCP1010AP100 | onsemi | 45,058 | IC OFFLINE SWITCH FLYBACK 7DIP |
| NCP1010AP100G | onsemi | 7,100 | IC OFFLINE SWITCH FLYBACK 7DIP |
















