3/5V 0.5mm PMIC LM3503 16 Pin 16-WFQFN Exposed Pad
SOT-23
LM3503SQ-25/NOPB Datasheet
non-compliant
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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
e3
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
Matte Tin (Sn)
Applications
Backlight
Subcategory
Display Drivers
Terminal Position
QUAD
Peak Reflow Temperature (Cel)
260
Terminal Pitch
0.5mm
Base Part Number
LM3503
Number of Outputs
2
Power Supplies
3/5V
Max Supply Voltage
5.5V
Min Supply Voltage
2.5V
Output Current
800mA
Max Supply Current
3mA
Quiescent Current
1.9mA
Voltage - Output
25V
Topology
Step-Up (Boost)
Output Current per Channel
600mA
Current - Output / Channel
600mA Switch
Internal Switch(s)
Yes
Dimming
Analog, PWM
Number of Segments
10
Switching Frequency
1MHz
Voltage - Supply (Min)
2.5V
Width
4mm
Radiation Hardening
No
RoHS Status
ROHS3 Compliant
Lead Free
Contains Lead
LM3503SQ-25/NOPB Product Details
LM3503SQ-25/NOPB Overview
The 16-WFQFN Exposed Pad package saves space on the board. LED drivers designed using this technology use 2 outputs.Surface Mount is used to mount the led driver.It emergys as a DC DC Regulator with high efficiency and reliable performance.It is possible for the led driver ic to function normally at -40°C~85°C TA.There are considerable benefits for Backlight.It operates with 16 terminations.This configuration is built upon 16 pins.A voltage supply less than 2.5V will cause undetermined failures.There are estimated to be 10 segments.It's mounted in Surface Mount.LM3503 is the base part number for this LED driver.It is acceptable to operate with a supply voltage of 5.5V.The voltage at the output terminal is 25V.Further, its characteristics allow it to be classified as Display Drivers.For maximum efficiency, it requires a minimal supply voltage of 2.5V.When the supply current should be less than 3mA, the device will provide high efficiency.It is possible to supply the load with 800mA current.Electronic components can function properly when their switching frequency is set to 1MHz.No external factors cause 1.9mA current to be consumed.
LM3503SQ-25/NOPB Features
Available in the 16-WFQFN Exposed Pad package Operating temperature of -40°C~85°C TA Switching frequency of 1MHz
LM3503SQ-25/NOPB Applications
There are a lot of Texas Instruments LM3503SQ-25/NOPB LED Driver ICs applications.
Power source for accessories such as car audios, car navigation systems, and ETC systems
Portable lighting
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A- lamps
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LED headlights
Street lighting
Constant Voltage Power Source for portable equipment