Texas Instruments LM4839MT/NOPB

Mfr.Part #:

LM4839MT/NOPB

Manufacturer:

Description:
IC AMP AUDIO PWR 2.2W AB 28TSSOP

RoHS Status:

RoHS

Datasheet:

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Payment

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ISO 13485
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ISO 14001
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Specifications

Product Details

Product Comparison

Mount
Surface Mount
Mounting Type

Mounting Type refers to the method by which an electronic component is attached to a printed circuit board (PCB) or other surface. Common mounting types include: * Through-hole: Component leads are inserted into holes in the PCB and soldered on the other side. * Surface-mount: Component is placed on the surface of the PCB and soldered in place. * Press-fit: Component is pressed into place on the PCB without soldering. * Socket: Component is inserted into a socket on the PCB, allowing for easy replacement. The mounting type is determined by factors such as the component's size, shape, and power requirements.

Surface Mount
Package / Case

Package / Case refers to the physical housing or enclosure that encapsulates an electronic component. It provides protection, facilitates handling, and enables electrical connections. The package type determines the component's size, shape, pin configuration, and mounting options. Common package types include DIP (dual in-line package), SOIC (small outline integrated circuit), and BGA (ball grid array). The package also influences the component's thermal and electrical performance.

28-TSSOP (0.173, 4.40mm Width)
Number of Pins

Number of Pins: Indicates the number of electrical connections available on the component. These pins are used to connect the component to other components or circuits on a printed circuit board (PCB). The number of pins determines the functionality and connectivity options of the component. It is important to ensure that the component has the correct number of pins for the intended application.

28
Operating Temperature

Operating Temperature is the range of temperatures at which an electronic component can function properly. It is typically specified in degrees Celsius (°C) and indicates the minimum and maximum temperatures at which the component can operate without experiencing damage or degradation. Operating Temperature is an important parameter to consider when designing electronic circuits, as it ensures that the components will function reliably in the intended operating environment.

-40°C~85°C TA
Packaging
Tube
Series

Series, in the context of electronic components, refers to the arrangement of components in a circuit. When components are connected in series, they form a single path for current to flow through. The total resistance of a series circuit is the sum of the individual resistances of each component. Series connections are often used to control the flow of current in a circuit, as the total resistance can be adjusted by changing the number or type of components in the series.

Boomer®
JESD-609 Code
e3
Feature
Bass Boost, Depop, Input Multiplexer, Mute, Shutdown, Thermal Protection, Volume Control
Pbfree Code
yes
Part Status

Part Status is an electronic component parameter that indicates the availability and production status of a component. It is typically used to inform customers about the availability of a component, whether it is in production, end-of-life, or obsolete. Part Status can also provide information about any restrictions or limitations on the component's use, such as whether it is only available for certain applications or if it has been discontinued.

Obsolete
Moisture Sensitivity Level (MSL)

Moisture Sensitivity Level (MSL) is a measure of the susceptibility of a surface mount electronic component to moisture-induced damage during soldering. It is classified into six levels, from 1 (least sensitive) to 6 (most sensitive). MSL is determined by the materials used in the component's construction, including the solderability of its terminals and the presence of moisture-absorbing materials. Components with higher MSL ratings require more stringent handling and storage conditions to prevent moisture absorption and subsequent damage during soldering.

3 (168 Hours)
Number of Terminations
28
ECCN Code
EAR99
Terminal Finish
Matte Tin (Sn)
HTS Code
8542.39.00.01
Voltage - Supply
2.7V~5.5V
Terminal Position
DUAL
Terminal Form
GULL WING
Peak Reflow Temperature (Cel)
260
Number of Functions
1
Terminal Pitch
0.65mm
Reflow Temperature-Max (s)
40
Base Part Number
LM4839
Pin Count
28
Qualification Status
Not Qualified
Output Type

Output type refers to the type of signal or power that an electronic component can produce. It can be analog or digital, AC or DC, and can vary in voltage, current, or power levels. The output type is determined by the component's design and is crucial for matching it with other components in a circuit. Understanding the output type ensures proper signal processing, power delivery, and overall system functionality.

2-Channel (Stereo) with Stereo Headphones
Supply Voltage-Max (Vsup)
5.5V
Supply Voltage-Min (Vsup)
2.7V
Number of Channels

Number of Channels refers to the number of independent signal paths within an electronic component. It indicates how many separate signals can be processed or transmitted simultaneously. For example, an audio amplifier with two channels can amplify two separate audio signals, while a multi-channel data converter can convert multiple analog signals into digital data. The number of channels is a crucial parameter for determining the component's functionality and application.

2
Supply Current-Max
30mA
Power Supply Rejection Ratio (PSRR)
74dB
Max Output Power
2.2W
Number of Bands
1
Max Output Power x Channels @ Load
2.2W x 2 @ 3 Ω; 95mW x 2 @ 32 Ω
Channel Separation
65 dB
Height Seated (Max)
1.2mm
Length

Length, in the context of electronic components, refers to the physical dimension of a component along its longest axis. It is typically measured in millimeters (mm) or inches (in). Length is a crucial parameter for determining the physical size and space requirements of a component on a printed circuit board (PCB) or other assembly. It also affects the component's electrical characteristics, such as inductance and capacitance, which can be influenced by the length of conductors or traces within the component.

9.7mm
Width
4.4mm
RoHS Status
ROHS3 Compliant
Lead Free
Lead Free
Description
The LM4839 is a monolithic integrated circuit that provides DC volume control and stereo bridged audio power amplifiers capable of producing 2W into 4Ω with less than 1.0% THD N, or 2.2W into 3Ω with less than 1.0% THD N. It incorporates a DC volume control, stereo bridged audio power amplifiers, selectable gain or bass boost, and an input mux.

Features
DC Volume Control Interface
Input mux
System Beep Detect
Stereo Switchable bridged/single-ended power amplifiers
Selectable internal/external gain and bass boost
"Click and pop" suppression circuitry
Thermal shutdown protection circuitry

Applications
Portable and Desktop Computers
Multimedia Monitors
Portable Radios, PDAs, and Portable TVs
No Product Comparison

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