0.5mm PMIC LM3549 24 Pin 2.4MHz 3.6V 24-WFQFN Exposed Pad
SOT-23
LM3549SQE/NOPB Datasheet
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Specifications
Name
Value
Type
Parameter
Factory Lead Time
6 Weeks
Lifecycle Status
ACTIVE (Last Updated: 5 days ago)
Mounting Type
Surface Mount
Package / Case
24-WFQFN Exposed Pad
Surface Mount
YES
Number of Pins
24
Operating Temperature
-30°C~85°C TA
Packaging
Tape & Reel (TR)
JESD-609 Code
e3
Pbfree Code
yes
Part Status
Active
Moisture Sensitivity Level (MSL)
1 (Unlimited)
Number of Terminations
24
ECCN Code
EAR99
Type
DC DC Regulator
Terminal Finish
Matte Tin (Sn)
Subcategory
Display Drivers
Terminal Position
QUAD
Peak Reflow Temperature (Cel)
260
Number of Functions
1
Supply Voltage
3.6V
Terminal Pitch
0.5mm
Frequency
2.4MHz
Base Part Number
LM3549
Operating Supply Voltage
5.5V
Output Current
700mA
Max Supply Current
3mA
Quiescent Current
1.6mA
Voltage - Output
4.6V
Topology
Step-Down (Buck), Step-Up (Boost)
Output Characteristics
CONSTANT-CURRENT
Input Characteristics
STANDARD
Internal Switch(s)
Yes
High Level Output Current
705mA
Low Level Output Current
107mA
fmax-Min
20 MHz
Dimming
I2C
Number of Segments
3
Voltage - Supply (Max)
5.5V
Voltage - Supply (Min)
2.7V
Multiplexed Display Capability
NO
Height
800μm
Length
4mm
Width
4mm
Thickness
750μm
Radiation Hardening
No
RoHS Status
ROHS3 Compliant
Lead Free
Lead Free
Pricing & Ordering
Quantity
Unit Price
Ext. Price
1
$2.224192
$2.224192
10
$2.098294
$20.98294
100
$1.979523
$197.9523
500
$1.867474
$933.737
1000
$1.761768
$1761.768
LM3549SQE/NOPB Product Details
LM3549SQE/NOPB Overview
On the board, there is also a 24-WFQFN Exposed Pad package that saves space.To mount, use Surface Mount.As a result, it appears as a DC DC Regulator with a high efficiency and a high degree of reliability.The LED driver is capable of operating at a temperature of -30°C~85°C TA.The frequency of 2.4MHz is used as the basis for its operation.In order for it to operate, it has 24 terminations.It has a base configuration of 24 pins.It is possible for undetermined failures to occur if the voltage supply is lower than 2.7V.A total of 3 segments are estimated.You can find this LED driver under the base part number LM3549.The voltage at the output terminal is 4.6V.This device is optimized to deliver a maximum voltage level of 5.5V.According to its characteristics, it is also categorized into Display Drivers.When the maximum supply current is less than 3mA, this device is capable of providing high efficiency.It is possible to supply the load with 700mA current.It is necessary to use 5.5V voltage to power systems.No external factors result in 1.6mA current consumption.
LM3549SQE/NOPB Features
Available in the 24-WFQFN Exposed Pad package Operating temperature of -30°C~85°C TA Frequency of 2.4MHz Supply voltage of 3.6V Operating with the supply voltage of 5.5V
LM3549SQE/NOPB Applications
There are a lot of Texas Instruments LM3549SQE/NOPB LED Driver ICs applications.
LED Lightings for Industrial Equipment
Museum lighting
Down lights
LED backlight driver for LCD displays for portable equipment
Replacement lamps
Other Electronic Devices
A- lamps
Ultraviolet (UV) and Infrared (IR) Irradiation Devices
Down lighting
Constant Voltage Power Source for portable equipment