| Parameters |
| Mount |
Surface Mount |
| Mounting Type |
Surface Mount |
| Package / Case |
20-UFQFN Exposed Pad |
| Operating Temperature |
-40°C~85°C TA |
| Packaging |
Tape & Reel (TR) |
| Published |
2016 |
| Series |
mAhXLife™ |
| JESD-609 Code |
e3 |
| Pbfree Code |
yes |
| Part Status |
Obsolete |
| Moisture Sensitivity Level (MSL) |
1 (Unlimited) |
| Number of Terminations |
20 |
| ECCN Code |
EAR99 |
| Type |
DC DC Regulator |
| Terminal Finish |
Matte Tin (Sn) |
| Applications |
Backlight, Camera Flash |
| Subcategory |
Display Drivers |
| Terminal Position |
QUAD |
| Terminal Form |
NO LEAD |
| Peak Reflow Temperature (Cel) |
260 |
| Number of Functions |
1 |
| Supply Voltage |
3.2V |
| Terminal Pitch |
0.4mm |
| Time@Peak Reflow Temperature-Max (s) |
30 |
| Base Part Number |
SC621 |
| Pin Count |
20 |
| JESD-30 Code |
S-XQCC-N20 |
| Number of Outputs |
5 |
| Qualification Status |
Not Qualified |
| Max Supply Voltage |
5.5V |
| Voltage - Output |
2.5V~5.25V |
| Topology |
Switched Capacitor (Charge Pump) |
| Output Current per Channel |
400mA |
| Current - Output / Channel |
25mA 400mA Flash |
| Internal Switch(s) |
Yes |
| Number of Segments |
5 |
| Voltage - Supply (Min) |
3V |
| Multiplexed Display Capability |
NO |
| Data Input Mode |
SERIAL |
| Height Seated (Max) |
0.6mm |
| Length |
3mm |
| Width |
3mm |
| RoHS Status |
RoHS Compliant |
| Lead Free |
Lead Free |
SC621ULTRT Overview
Using its 20-UFQFN Exposed Pad package, it is possible to save board space. LED drivers use 5 outputs for their design.It adopts the way of Surface Mount for mounting.With high reliability and efficiency, this emerges as a DC DC Regulator.This LED driver can be operated at a temperature of -40°C~85°C TA. It provides considerable benefits for Backlight, Camera Flash.In this case, there are 20 terminations.The voltage supply can fail if it is below 3V.Based on our estimates, there are 5 segments.This is mounted by Surface Mount.It can be found under the part number SC621.In this case, 5.5V is acceptable.There is 2.5V~5.25V voltage output from it.20 pins are on the device.Further, its characteristics allow it to be classified as Display Drivers.LED drivers belonging to the mAhXLife? series are used in a wide variety of applications.
SC621ULTRT Features
Available in the 20-UFQFN Exposed Pad package
Operating temperature of -40°C~85°C TA
Supply voltage of 3.2V
SC621ULTRT Applications
There are a lot of Semtech Corporation SC621ULTRT LED Driver ICs applications.
- LED Lightings for Inspection Devices
- A- lamps
- Linear fluorescent
- Power source for accessories such as car audios, car navigation systems, and ETC systems
- General LED Lighting: Down-lights, Base-lights, Ceiling Lights, Exterior Lights
- Stage Lighting and Signage
- Medical surgery lighting
- High-end retail lighting
- Constant Voltage Power Source for portable equipment
- Flicker-free LED Lighting using R1580N