3/5V 0.5mm PMIC LM3503 16 Pin 3.6V 16-WFQFN Exposed Pad
SOT-23
LM3503SQX-44 Datasheet
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Specifications
Name
Value
Type
Parameter
Mount
Surface Mount
Mounting Type
Surface Mount
Package / Case
16-WFQFN Exposed Pad
Number of Pins
16
Operating Temperature
-40°C~85°C TA
Packaging
Tape & Reel (TR)
JESD-609 Code
e0
Pbfree Code
no
Part Status
Obsolete
Moisture Sensitivity Level (MSL)
1 (Unlimited)
Number of Terminations
16
ECCN Code
EAR99
Type
DC DC Regulator
Terminal Finish
Tin/Lead (Sn/Pb)
Applications
Backlight
Subcategory
Display Drivers
Terminal Position
QUAD
Peak Reflow Temperature (Cel)
260
Number of Functions
1
Supply Voltage
3.6V
Terminal Pitch
0.5mm
Base Part Number
LM3503
Pin Count
16
Number of Outputs
2
Power Supplies
3/5V
Max Supply Voltage
5.5V
Quiescent Current
1.9mA
Voltage - Output
44V
Topology
Step-Up (Boost)
Output Current per Channel
750mA
Current - Output / Channel
750mA Switch
Internal Switch(s)
Yes
Dimming
Analog, PWM
Number of Segments
10
Switching Frequency
1MHz
Voltage - Supply (Min)
2.5V
Multiplexed Display Capability
NO
Height Seated (Max)
0.8mm
Width
4mm
Radiation Hardening
No
RoHS Status
Non-RoHS Compliant
Lead Free
Contains Lead
LM3503SQX-44 Product Details
LM3503SQX-44 Overview
To save space on the board, it has a 16-WFQFN Exposed Pad package. Typically, LED drivers have 2 outputs.For mounting, it uses the Surface Mount method.With high efficiency, it emerges as a DC DC Regulator.When the temperature is -40°C~85°C TA, it can work normally.Backlight provides many benefits.In order for it to operate, it has 16 terminations.This configuration is built upon 16 pins.It is inevitable that there will be undetermined failures when the supply voltage is less than 2.5V.It is estimated that there are 10 segments.This is mounted by Surface Mount.Under the base part number LM3503, you will find this LED driver.5.5V is a maximum acceptable voltage for the supply.This device produces a voltage of 44V volts.In this device, there are 16 pins.As a result, its characteristics can also be categorized as Display Drivers.This electronic component can fully perform when the switching frequency is 1MHz.In the absence of external factors, 1.9mA current is consumed.
LM3503SQX-44 Features
Available in the 16-WFQFN Exposed Pad package Operating temperature of -40°C~85°C TA Supply voltage of 3.6V Switching frequency of 1MHz
LM3503SQX-44 Applications
There are a lot of Texas Instruments LM3503SQX-44 LED Driver ICs applications.
Medical surgery lighting
Industrial LED Lighting: Image Recognition Devices
LED Lightings for Inspection Devices
Flicker-free LED Lighting using R1580N
General LED Lighting: Down-lights, Base-lights, Ceiling Lights, Exterior Lights
Sports Facility Lighting
Power source for accessories such as car audios, car navigation systems, and ETC systems
Other Electronic Devices
Constant Voltage Power Source for portable equipment