LM4838MTE

838MTE is a 2-channel audio control circuit packaged in PDSO28 and TSSOP-28 format
3,090 Effective Inventory

LM4838MTE

Effective Inventory3,090

838MTE is a 2-channel audio control circuit packaged in PDSO28 and TSSOP-28 format

Quality Assurance

Quality Assurance

All parts procured from our supply chain network undergo a rigorous incoming inspection process. This meticulous inspection ensures that the parts received by our customers are authentic and meet the required standards. Additionally, we maintain detailed records of these inspections to ensure transparency and traceability throughout the supply chain.

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Certification

We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.

Shipping & Payment

Shipping & Payment

About Shipping

We generally ship orders within a few business days through reliable shipping carriers such as FedEx, SF, UPS, or DHL. We also have support for other shipping methods. If you would like to inquire about specific shipping details or costs, please don't hesitate to reach out to us.

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About Payment

We accept various payment methods, including VISA, MasterCard, UnionPay, Western Union, PayPal, and other channels.

If you have a specific payment method in mind or would like to inquire about rates and other details, please feel free to contact us.

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Service & Packaging

Service & Packaging

About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

Confirm the return or exchange with our staff.

Maintain the goods in their original condition as received.

Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]

About packaging

Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.

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LM4838MTE DataSheet
no-price

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

Rapid Quote

Please submit RFQ for LM4838MTE or email to us: Email: [email protected], we will contact you in 12 hours.

Details

In summary, the LM4838MTE is a powerful and efficient audio solution for today's portable electronic devices. Its combination of high output power, low distortion, and protection features make it a top choice for designers looking to enhance the audio performance of their products. With the LM4838MTE, you can enjoy crystal-clear sound and reliable operation in a compact and easy-to-integrate package

Key Features

  • This Stereo Audio Power Amplifier Features
  • Improved Click and Pop Suppression Mechanism
  • Suitable for Hi-Fi Equipment Application
  • Operates from Single 5V to 12V Supply

Application

  • Small size, big sound
  • Powerful and efficient
  • Perfect for portable devices

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category ! Audio Amplifiers Product Audio Amplifiers
Class Class-AB Output Power ! 2.2 W
Mounting Style SMD/SMT Package / Case TSSOP EP
Audio - Load Impedance 32 Ohms THD plus Noise 0.3 %
Supply Voltage - Max 5.5 V Supply Voltage - Min 2.7 V
Minimum Operating Temperature - 40 C Maximum Operating Temperature ! + 85 C
Brand Texas Instruments Description/Function Headphone/Speaker
Height 0.9 mm Input Type Single
Length 9.7 mm Operating Supply Voltage ! 3 V, 5 V
Output Signal Type Differential, Single Output Type 2-Channel Stereo
Product Type ! Audio Amplifiers PSRR - Power Supply Rejection Ratio 74 dB
Subcategory Audio ICs Supply Type Single
Width 4.4 mm

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification LM4838MTE PDF Download

FAQs

What is LM4838MTE?

The LM4838MTE is a dual audio power amplifier designed by Texas Instruments. It is specifically designed for portable electronic devices, such as smartphones, tablets, and portable media players, to deliver high-quality audio output with minimal power consumption.

How Does LM4838MTE Work?

The LM4838MTE operates as a dual audio power amplifier that amplifies audio signals from a digital audio source, such as a mobile phone or portable media player. It features a low-power shutdown mode, superior click and pop suppression, and a low-noise floor, making it ideal for battery-operated devices requiring high-quality audio performance.

How Many Pins does LM4838MTE have and What are the Functions of the Pinout Configuration?

The LM4838MTE is housed in a 24-lead TSSOP (Thin Shrink Small Outline Package) package. The pinout configuration includes:

  • BYPASS: Bypass pin for internal voltage regulator.
  • SD: Shutdown pin for placing the amplifier in low-power standby mode.
  • MODE: Configuration pin for selecting gain settings and output configuration.
  • IN1N, IN1P: Negative and positive input pins for channel 1.
  • OUT1, PGND1: Output and power ground pins for channel 1.
  • IN2N, IN2P: Negative and positive input pins for channel 2.
  • OUT2, PGND2: Output and power ground pins for channel 2.

What are the Pros and Cons of LM4838MTE?

Pros:

  • Low Power Consumption: Operates with minimal power, making it suitable for battery-operated devices.
  • Audio Quality: Delivers high-quality audio output with low noise and distortion.
  • Shutdown Mode: Features a low-power shutdown mode for energy efficiency.
  • Compact Package: The 24-lead TSSOP package is space-efficient, suitable for portable designs.
  • Click and Pop Suppression: Minimizes audible artifacts during power-up and shutdown.

Cons:

  • External Components: May require external components for optimal performance and output filtering.
  • Complexity: Requires careful consideration of board layout and thermal management for audio performance.

Are There Any Equivalents/Alternatives to LM4838MTE for Recommendation?

  • The MAX98306 from Maxim Integrated is an alternative audio power amplifier with similar features and performance.
  • Another alternative to the LM4838MTE is the TPA2037 from Texas Instruments, offering comparable audio quality and power efficiency.

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