LM48100QMH

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LM48100QMH

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100% gốc & amp; Mới

24 giờ sẵn sàng để vận chuyển

Bảo hành 365 ngày

RFQ & amp; Nhận thêm Giảm giá

Thông số kỹ thuật

Mounting Style SMD/SMT
Package / Case TSSOP EP
Minimum Operating Temperature - 40 C
Maximum Operating Temperature + 105 C
Brand Texas Instruments
Product Audio Amplifiers
Product Type Audio Amplifiers
Subcategory Audio ICs
Class Class-AB
Output Power 1.6 W
THD plus Noise 0.04 %
Audio - Load Impedance 8 Ohms
Packaging Tube
Factory Pack Quantity:Factory Pack Quantity 94
Shipping Restrictions Mouser does not presently sell this product in your region.
Output Type 1-Channel Mono
Description/Function Speaker
Dual Supply Voltage 3 V, 5 V
Height 0.9 mm
Input Type Single
Length 5 mm
Maximum Dual Supply Voltage 5.5 V
Minimum Dual Supply Voltage 1.8 V, 3 V
Output Signal Type Differential
PSRR - Power Supply Rejection Ratio 79 dB
Supply Type Triple
Width 4.4 mm

Tổng quan

Description

The LM48100QMH is an amplifier designed by Texas Instruments, primarily intended for applications in automotive audio systems. It is a mono, bridge-tied load (BTL) audio power amplifier with a high efficiency, making it suitable for driving small speakers in infotainment or telematics applications.
Key features of the LM48100QMH include an integrated boost converter, which allows it to deliver output power beyond the supply voltage, and a differential input to reduce noise and improve performance. It also includes output short-circuit protection, thermal shutdown, and under-voltage lockout for enhanced reliability and safety.
Its design ensures low quiescent current and low distortion, providing high-quality audio output. The device's functionality is optimized for low power consumption, which is critical in automotive scenarios to minimize battery drain.
Overall, the LM48100QMH serves as a robust and efficient solution for enhancing audio performance in automotive environments, leveraging its compact design and protective features to ensure consistent and reliable operation.

Features

The LM48100QMH is a high-performance audio amplifier with several notable features. It provides an output power of 1.3W per channel into an 8Ω load, ideal for driving small speakers in automotive and consumer applications. The device operates with a supply voltage ranging from 2.7V to 5.5V, ensuring compatibility with various power sources.
Key features include:
1. Advanced Click-and-Pop Suppression: Minimizes noise during power-up and shutdown transitions.
2. Short-Circuit Protection: Protects the device from over-current conditions.
3. Thermal Shutdown: Prevents damage from overheating by shutting down the amplifier if the temperature exceeds a certain threshold.
4. High PSRR (Power Supply Rejection Ratio): Enhances audio performance by minimizing noise from the power supply.
5. Differential Inputs: Improves noise rejection and audio quality.
6. Micro-power Shutdown Mode: Reduces power consumption significantly when the amplifier is not in use.
These features make the LM48100QMH suitable for portable devices, automotive audio systems, and any application requiring efficient, high-quality audio amplification with robust protection mechanisms.

Package

The LM48100QMH is a part of Texas Instruments' LM48100 series and is typically available in a TSSOP (Thin Shrink Small Outline Package), which is a surface-mount package suitable for compact electronic designs. Please verify with the manufacturer's datasheet for the most accurate and detailed information.

Pinout

The LM48100QMH is an audio power amplifier with a pin count of 14. It is designed for driving speakers with high efficiency and low distortion. The main functions of its pins include:
1. VDD: Power supply input.
2. GND: Ground connection.
3. SD (Shutdown): Controls the shutdown mode.
4. IN1: Audio input for channel 1.
5. IN2: Audio input for channel 2.
6. BYPASS: Connects an external capacitor for bypassing.
7. VCLAMP: Voltage clamp input.
8. VO1: Output for channel 1.
9. VO2: Output for channel 2.
10. PGND: Power ground.
11. SW: Switch node for power output.
12. FAULT: Fault detection output.
13. NC (No Connect): Not connected internally.
14. NC (No Connect): Not connected internally.
The amplifier is typically used in mobile devices and other applications requiring high-quality audio output.

Manufacturer

The LM48100QMH is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components and integrated circuits. TI is known for its extensive portfolio of products used in various applications, including consumer electronics, automotive, industrial, and communications. The company focuses on innovation and technology development, providing solutions that enhance performance and efficiency across numerous industries.

Application

The LM48100QMH is an audio power amplifier commonly used in automotive applications. It provides high-quality audio output for car infotainment systems, speakerphone systems, and other in-car audio solutions. Its efficient power management and low distortion make it suitable for enhancing in-vehicle audio experiences.

Equivalent

The LM48100QMH is an audio amplifier chip. Equivalent products are those with similar features such as power output, supply voltage range, and package type. Some potential alternatives include:
1. TPA3110D2 from Texas Instruments
2. MAX9713 from Maxim Integrated
3. PAM8403 from Diodes Incorporated
These alternatives should be evaluated based on specific requirements like power efficiency, distortion levels, and application suitability. Always check the datasheets to ensure compatibility with your specific design needs.

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