Parameters |
Surface Mount |
YES |
Operating Temperature |
0°C~70°C |
Packaging |
Tape & Reel (TR) |
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) |
Additional Feature |
REQUIRES A NEGATIVE SUPPLY OF 48V |
Voltage - Supply |
57V Max |
Terminal Position |
DUAL |
Terminal Form |
GULL WING |
Peak Reflow Temperature (Cel) |
260 |
Number of Functions |
1 |
Time@Peak Reflow Temperature-Max (s) |
30 |
Base Part Number |
LTC4257 |
Pin Count |
8 |
JESD-30 Code |
R-PDSO-G8 |
Number of Channels |
1 |
Adjustable Threshold |
NO |
Power - Max |
12.95W |
Current - Supply |
3mA |
Internal Switch(s) |
Yes |
Standards |
802.3af (PoE) |
Auxiliary Sense |
No |
Length |
4.9025mm |
Width |
3.899mm |
RoHS Status |
ROHS3 Compliant |
Factory Lead Time |
1 Week |
Package / Case |
8-SOIC (0.154, 3.90mm Width) |
LTC4257CS8-1#TRPBF Overview
The Tape & Reel (TR) package contains it.Packaged according to 8-SOIC (0.154, 3.90mm Width).PoE controllers of this type are called Controller (PD).There is an increase in the number of channels strong/weak as follows: 1.Ensure the reliability of the PoE by operating it at 0°C~70°C.This electrical Po E controller operates at voltage 57V Max.An associated part can be established based on the base part number LTC4257.In a 8 termination, a transmission line is terminated with an impedance-matched power over ethernet controller.It is capable of producing 12.95W Watts of power at its maximum.There is a pin count of 8 on this ethernet over power controller.Current supply equals 3mA.There is a peak reflow temperature (Cel) of this electrical ethernet power controller that is 260 degrees Celsius.Moreover, REQUIRES A NEGATIVE SUPPLY OF 48V is one of its characteristics.
LTC4257CS8-1#TRPBF Features
Tape & Reel (TR) package
8 pin count
LTC4257CS8-1#TRPBF Applications
There are a lot of Linear Technology/Analog Devices LTC4257CS8-1#TRPBF Power Over Ethernet (PoE) Controllers applications.
- Single-Port PSE End-Point Applications
- Wireless LAN Access Point/WiMAX? Base Station
- Multiband access points
- RFID Readers
- Public Information Displays
- Security Cameras
- Higher Power Ethernet Powered Devices
- Security Cameras
- Internet Appliances
- IP Phone Power Management