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SC644ULTRT

SC644ULTRT

SC644ULTRT

Semtech Corporation

3.7V 0.4mm PMIC SemPulse? Series 20 Pin 3.7V 20-UFQFN Exposed Pad

SOT-23

SC644ULTRT Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 53 Weeks
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 20-UFQFN Exposed Pad
Number of Pins 20
Operating Temperature-40°C~85°C TA
PackagingTape & Reel (TR)
Series SemPulse®
JESD-609 Code e3
Pbfree Code yes
Part StatusObsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 20
ECCN Code EAR99
Type DC DC Regulator
Terminal Finish Matte Tin (Sn)
Applications Backlight
HTS Code8542.39.00.01
Subcategory Display Drivers
Terminal Position QUAD
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Supply Voltage 3.7V
Terminal Pitch0.4mm
[email protected] Reflow Temperature-Max (s) 30
Pin Count20
Number of Outputs 6
Power Supplies3.7V
Max Supply Voltage5.5V
Voltage - Output 2.5V~5.25V
Topology Switched Capacitor (Charge Pump)
Output Current per Channel 25mA
Current - Output / Channel 25mA
Internal Switch(s) Yes
Number of Segments 6
Voltage - Supply (Min) 2.9V
Multiplexed Display Capability NO
Data Input Mode SERIAL
Length 3mm
Width 3mm
Radiation HardeningNo
RoHS StatusRoHS Compliant
Lead Free Lead Free
In-Stock:1208 items

Pricing & Ordering

QuantityUnit PriceExt. Price
1$1.158295$1.158295
10$1.092731$10.92731
100$1.030878$103.0878
500$0.972526$486.263
1000$0.917478$917.478

SC644ULTRT Product Details

SC644ULTRT Overview


In order to save board space, the 20-UFQFN Exposed Pad package is used. Using this LED driver, there are 6 outputs.This mounting method is Surface Mount.This emerges as a DC DC Regulator with high efficiency and reliability.It is capable of operating at a temperature of -40°C~85°C TA. Backlight has many advantages.It operates using 20 terminations.There are 20 pins used to form the base of its configuration.If the voltage supply is below 2.9V, undetermined failures may occur.Segments counted are 6.There is a mounting of it by Surface Mount.The voltage of 5.5V can be supplied.The output voltage is 2.5V~5.25V.The device has 20 pins.Depending on its characteristics, it is classified into Display Drivers.This LED driver belonging to the SemPulse? series is a key component for a broad range of applications.

SC644ULTRT Features


Available in the 20-UFQFN Exposed Pad package
Operating temperature of -40°C~85°C TA
Supply voltage of 3.7V

SC644ULTRT Applications


There are a lot of Semtech Corporation SC644ULTRT LED Driver ICs applications.

  • Power source for accessories such as car audios, car navigation systems, and ETC systems
  • Portable lighting
  • Dimmable LED for vehicle interiors
  • OLED power supply for portable equipment
  • Architectural lighting
  • General lighting
  • LED backlight driver for LCD displays for Tablets and Note PCs
  • Flicker-free LED Lighting using R1580N
  • Replacement lamps
  • LED headlights

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