Parameters |
Factory Lead Time |
1 Week |
Lifecycle Status |
PRODUCTION (Last Updated: 3 months ago) |
Package / Case |
8-WFDFN Exposed Pad |
Surface Mount |
YES |
Number of Pins |
8 |
Operating Temperature |
-40°C~85°C |
Packaging |
Tube |
Published |
2005 |
JESD-609 Code |
e3 |
Part Status |
Active |
Moisture Sensitivity Level (MSL) |
1 (Unlimited) |
Number of Terminations |
8 |
ECCN Code |
EAR99 |
Type |
Controller (PD) |
Terminal Finish |
Matte Tin (Sn) |
Voltage - Supply |
57V Max |
Terminal Position |
DUAL |
Peak Reflow Temperature (Cel) |
260 |
Number of Functions |
1 |
Terminal Pitch |
0.5mm |
Depth |
3mm |
Time@Peak Reflow Temperature-Max (s) |
30 |
Base Part Number |
LTC4257 |
Pin Count |
8 |
Number of Channels |
1 |
Power - Max |
12.95W |
Current - Supply |
3mA |
Internal Switch(s) |
Yes |
Standards |
802.3af (PoE) |
Auxiliary Sense |
No |
Length |
3mm |
RoHS Status |
ROHS3 Compliant |
Lead Free |
Contains Lead |
LTC4257IDD#PBF Overview
The package Tube includes it as part of PoE controller.8-WFDFN Exposed Pad is how it's packaged.PoE controller type Controller (PD).It has been reported that the number of channels is growing strongly/weakly: 1.In order to maintain reliability, PoE operates at a temperature of -40°C~85°C.This electrical Po E controller requires a voltage supply of 57V Max to operate.An associated part can be established based on the base part number LTC4257.A 8 termination corresponds to the practice of terminating a transmission line with an impedance-matching power over ethernet controller.There is a maximum power of 12.95W Watts in this electrical ethernet over power controller.In addition, it comes with a 8 pin count.There is a current of supply amounting to 3mA.In order to make it work, it has 8 pins on it.There is a 260 thermal peak of this electrical ethernet power controller (Cel).
LTC4257IDD#PBF Features
Tube package
8 pin count
8 pins
LTC4257IDD#PBF Applications
There are a lot of Linear Technology/Analog Devices LTC4257IDD#PBF Power Over Ethernet (PoE) Controllers applications.
- Lighting
- Security Cameras
- Internet Appliances
- RFID Readers
- Pass-through System
- Higher Power Ethernet Powered Devices
- Midspan Applications
- Routers
- IP Phone Power Management
- Power over Ethernet