| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| LM4868LQ/NOPB | Texas Instruments | Check for Price | 3 W, 2 CHANNEL, AUDIO AMPLIFIER, PQCC24 | LM4868LQ vs LM4868LQ/NOPB |
| LM4868LQX | Texas Instruments | Check for Price | 3 W, 2 CHANNEL, AUDIO AMPLIFIER, PQCC24 | LM4868LQ vs LM4868LQX |
| LM4868LQX | National Semiconductor Corporation | Check for Price | Audio Amplifier, 3W, 2 Channel(s), 1 Func, PQCC24 | LM4868LQ vs LM4868LQX |
| LM4868LQX/NOPB | National Semiconductor Corporation | Check for Price | Audio Amplifier, 3W, 2 Channel(s), 1 Func, PQCC24 | LM4868LQ vs LM4868LQX/NOPB |
| LM4868LQX/NOPB | Texas Instruments | Check for Price | 3 W, 2 CHANNEL, AUDIO AMPLIFIER, PQCC24 | LM4868LQ vs LM4868LQX/NOPB |
Part Details for LM4868LQ by Texas Instruments
Results Overview of LM4868LQ by Texas Instruments
- Distributor Offerings: (1 listing)
- Number of FFF Equivalents: (5 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (0 options)
- CAD Models: (Request Part)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
Applications
Consumer Electronics
Internet of Things (IoT)
Price & Stock for LM4868LQ
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
|
DISTI #
LM4868LQCT-ND
|
DigiKey | IC AUDIO AMP AB 24-WQFN Min Qty: 1 Container: Cut Tape |
0 Cut Tape |
|
$3.6700 | Buy Now |
US Tariff Estimator: LM4868LQ by Texas Instruments
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
LM4868LQ Part Data Attributes
Alternate Parts for LM4868LQ
This table gives cross-reference parts and alternative options found for LM4868LQ. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LM4868LQ, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
LM4868LQ Frequently Asked Questions (FAQ)
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Texas Instruments provides a recommended PCB layout in the LM4868LQ datasheet, which includes guidelines for component placement, trace routing, and thermal management. Additionally, TI offers a PCB layout checklist and a layout guide for audio amplifiers on their website.
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To optimize the LM4868LQ for low noise and distortion, ensure proper power supply decoupling, use a low-ESR capacitor for the input and output coupling, and minimize the length of the input and output traces. Additionally, use a shielded cable for the input signal and keep the amplifier away from noise sources.
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The maximum power dissipation of the LM4868LQ is dependent on the ambient temperature and the thermal resistance of the package. According to the datasheet, the maximum power dissipation is 2.5W at 25°C ambient temperature. However, it's recommended to derate the power dissipation based on the actual operating conditions.
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Yes, the LM4868LQ can be used in a bridged configuration to increase the output power. However, it's essential to ensure that the amplifier is properly configured and that the output stage is capable of handling the increased current. TI provides a bridged amplifier configuration example in the datasheet.
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The LM4868LQ has built-in overvoltage protection, but it's still recommended to add external protection circuitry to prevent damage from overvoltage and undervoltage conditions. A voltage supervisor or a power-on reset circuit can be used to monitor the supply voltage and reset the amplifier if it falls outside the recommended operating range.