2.2W W Audio Amplifiers 5mm mm 28 pins 28-WFQFN Exposed Pad
SOT-23
LM49270SQX/NOPB Datasheet
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Specifications
Name
Value
Type
Parameter
Mount
Surface Mount
Mounting Type
Surface Mount
Package / Case
28-WFQFN Exposed Pad
Number of Pins
28
Operating Temperature
-40°C~85°C TA
Packaging
Tape & Reel (TR)
Series
Boomer®
JESD-609 Code
e3
Feature
3D, Depop, I2C, Short-Circuit and Thermal Protection, Shutdown, Volume Control
Part Status
Obsolete
Moisture Sensitivity Level (MSL)
1 (Unlimited)
Number of Terminations
28
ECCN Code
EAR99
Type
Class D
Terminal Finish
Matte Tin (Sn)
Voltage - Supply
2.4V~5.5V
Peak Reflow Temperature (Cel)
260
Number of Functions
1
Terminal Pitch
0.5mm
Base Part Number
LM49270
Output Type
2-Channel (Stereo) with Stereo Headphones
Number of Channels
4
Supply Current-Max
7.6mA
Output Power
1.75W
Supply Type
Quad
Voltage Gain
59dB
Power Supply Rejection Ratio (PSRR)
78dB
Max Dual Supply Voltage
5.5V
Max Output Power
2.2W
Min Dual Supply Voltage
2.4V
Dual Supply Voltage
5V
Max Output Power x Channels @ Load
2.2W x 2 @ 4 Ω; 177mW x 2 @ 16 Ω
Length
5mm
Height Seated (Max)
0.8mm
Width
5mm
Radiation Hardening
No
RoHS Status
ROHS3 Compliant
Lead Free
Lead Free
LM49270SQX/NOPB Product Details
LM49270SQX/NOPB Overview
A device has been embedded in 28-WFQFN Exposed Pad .Ideally, the chip should be packaged in a Tape & Reel (TR) case.In 28 terminations, the transmission line is terminated with an impedance-matching device.Amp parts uses 2-Channel (Stereo) with Stereo Headphones as Amp partss output.In terms of electrical devices, it belongs to the type Class D .In a computer or other communications device, 28 pins are pronged contacts.This electronic part is mounted in the way of Surface Mount .This electrical device has a supply voltage of 2.4V~5.5V .Channels 4 are present in the device.The operation of 3D, Depop, I2C, Short-Circuit and Thermal Protection, Shutdown, Volume Control can be ensured.There should be no temperature increase above -40°C~85°C TA .Amp parts is included in the LM49270 family.Amp parts is recommended to mount the chip in the way of Surface Mount .This electronic part has a maximum output power of 2.2W kWh per hour.Electronic parts with Quad supply types are available.Amp parts is a part of the Boomer® series.Current supply is maximal at 7.6mA .
LM49270SQX/NOPB Features
28-WFQFN Exposed Pad package LM49270 family 2.2W kWh per hour Boomer® series
LM49270SQX/NOPB Applications
There are a lot of Texas Instruments LM49270SQX/NOPB audio amplifiers applications.
Information processing
Weak signal detection
Signal amplification
Signal filtering
Signal operation
Video and image computer boards
Medical instruments
Television broadcasting equipment
Displayers for aircraft and air transportation control systems