Parameters |
Factory Lead Time |
1 Week |
Mount |
Surface Mount |
Mounting Type |
Surface Mount |
Package / Case |
8-UFDFN Exposed Pad |
Number of Pins |
8 |
Operating Temperature |
-40°C~85°C TA |
Packaging |
Tape & Reel (TR) |
Published |
2013 |
JESD-609 Code |
e4 |
Pbfree Code |
yes |
Part Status |
Active |
Moisture Sensitivity Level (MSL) |
1 (Unlimited) |
Number of Terminations |
8 |
ECCN Code |
EAR99 |
Type |
DC DC Regulator |
Terminal Finish |
NICKEL PALLADIUM GOLD |
Applications |
Backlight |
Terminal Position |
DUAL |
Peak Reflow Temperature (Cel) |
260 |
Number of Functions |
1 |
Supply Voltage |
3.6V |
Terminal Pitch |
0.5mm |
Frequency |
800kHz |
Base Part Number |
SC453 |
Pin Count |
8 |
Number of Outputs |
1 |
Max Supply Voltage |
5.5V |
Voltage - Output |
5V~22V |
Topology |
Step-Up (Boost) |
Output Current per Channel |
30mA |
Current - Output / Channel |
30mA |
Internal Switch(s) |
Yes |
Dimming |
PWM |
Number of Segments |
1 |
Voltage - Supply (Min) |
2.8V |
Multiplexed Display Capability |
NO |
Height |
550μm |
Length |
2mm |
Width |
2mm |
Radiation Hardening |
No |
RoHS Status |
RoHS Compliant |
Lead Free |
Lead Free |
SC4539ULTRT Overview
The board's 8-UFDFN Exposed Pad package saves space. It has 1 outputs for LED drivers.As far as mounting is concerned, Surface Mount is adopted.It emerges as a DC DC Regulator, which is efficient and reliable.It is able to work normally at the operating temperature of -40°C~85°C TA.There are considerable benefits for Backlight.The frequency of 800kHz is used as the basis for its operation.In this case, the terminations are set to 8.This module has 8 pins as its base.Undetermined failures may occur if the voltage supply falls below 2.8V.There are 1 segments.There is a device mounted on the Surface Mount.The LED driver is available under the part number SC453.The voltage of 5.5V is acceptable.The voltage at the output terminal is 5V~22V.There are 8 pins on this device.
SC4539ULTRT Features
Available in the 8-UFDFN Exposed Pad package
Operating temperature of -40°C~85°C TA
Frequency of 800kHz
Supply voltage of 3.6V
SC4539ULTRT Applications
There are a lot of Semtech Corporation SC4539ULTRT LED Driver ICs applications.
- LED Lightings for Industrial Equipment
- Power source for accessories such as car audios, car navigation systems, and ETC systems
- LED backlight driver for LCD displays for portable equipment
- Museum lighting
- Flicker-free LED Lighting using R1580N
- LED headlights
- LED backlight driver for LCD displays for Tablets and Note PCs
- Architectural lighting
- Stage and Studio lighting
- Portable lighting