LM48100QMH/NOPB
- Created at: 2023-10-24 13:35:26 , by WikiIC
- Updated at: 2023-10-24 13:35:26
- Views: 11
LM48100QMH/NOPB
Product Overview
Category: Integrated Circuit (IC)
Use: Audio Amplifier
Characteristics: - Mono Class D Audio Power Amplifier - High Efficiency - Low Quiescent Current - Small Package Size - Wide Supply Voltage Range
Package: QFN (Quad Flat No-Lead)
Essence: The LM48100QMH/NOPB is a mono class D audio power amplifier designed for portable devices such as smartphones, tablets, and portable media players. It provides high-quality audio amplification with low power consumption.
Packaging/Quantity: The LM48100QMH/NOPB is available in a QFN package and is typically sold in reels of 2500 units.
Specifications
- Supply Voltage Range: 2.5V to 5.5V
- Output Power: Up to 1.3W into 8Ω at 5V
- Efficiency: Up to 90%
- Quiescent Current: 1.6mA (typical)
- Shutdown Current: 0.01μA (typical)
- Signal-to-Noise Ratio (SNR): 95dB (typical)
- Total Harmonic Distortion (THD+N): 0.1% (typical)
- Operating Temperature Range: -40°C to +85°C
Pin Configuration
The LM48100QMH/NOPB has the following pin configuration:
```
| | | LM48100QMH/NOPB | |_______________________________________| | | | ___________ | | | | | | VDD | | GND | | |___________| | | | | ___________ | | SD | | IN+ | | | | | | |___________| | | | | ___________ | | SHDN | | IN- | | | | | | |___________| | | | | ___________ | | OUT | | BP | | | | | | |___________| | |_______________________________________| ```
Functional Features
- Mono audio amplification
- Class D amplifier architecture for high efficiency
- Low quiescent current for extended battery life
- Shutdown mode for power-saving when not in use
- Short-circuit and thermal protection
- Pop and click suppression during power-up and shutdown
Advantages and Disadvantages
Advantages: - High efficiency results in less power consumption - Small package size allows for compact device designs - Wide supply voltage range provides flexibility in power source selection - Low quiescent current extends battery life - Pop and click suppression enhances user experience
Disadvantages: - Limited output power compared to larger audio amplifiers - Requires external components for proper operation - May introduce some distortion at high output levels
Working Principles
The LM48100QMH/NOPB is a class D audio amplifier that uses pulse width modulation (PWM) to convert the input audio signal into a high-frequency square wave. This square wave is then filtered and amplified to produce the desired audio output. The class D architecture ensures high efficiency by minimizing power dissipation.
Detailed Application Field Plans
The LM48100QMH/NOPB is commonly used in portable electronic devices where space and power efficiency are crucial. Some potential application fields include:
- Smartphones and tablets
- Portable media players
- Bluetooth speakers
- Wearable devices
- Gaming consoles
Detailed and Complete Alternative Models
- LM48100Q-Q1: Automotive-grade version with extended temperature range
- LM4860: Stereo audio amplifier with similar characteristics
- TPA3116D2: Class D audio amplifier with higher output power
These alternative models offer different features and specifications, allowing designers to choose the most suitable option for their specific requirements.
Word count: 511 words
List 10 common questions and answers related to the application of LM48100QMH/NOPB in technical solutions
What is the maximum output power of LM48100QMH/NOPB?
- The maximum output power of LM48100QMH/NOPB is 1.2W into 8Ω at 5V.What is the input voltage range for LM48100QMH/NOPB?
- The input voltage range for LM48100QMH/NOPB is 2.7V to 5.5V.Can LM48100QMH/NOPB operate with a single supply voltage?
- Yes, LM48100QMH/NOPB can operate with a single supply voltage.What is the typical quiescent current of LM48100QMH/NOPB?
- The typical quiescent current of LM48100QMH/NOPB is 2.5mA.Does LM48100QMH/NOPB have built-in thermal shutdown protection?
- Yes, LM48100QMH/NOPB has built-in thermal shutdown protection.What is the recommended operating temperature range for LM48100QMH/NOPB?
- The recommended operating temperature range for LM48100QMH/NOPB is -40°C to 85°C.Can LM48100QMH/NOPB be used in portable audio applications?
- Yes, LM48100QMH/NOPB is suitable for use in portable audio applications.What is the package type of LM48100QMH/NOPB?
- LM48100QMH/NOPB is available in a 16-pin WQFN package.Is LM48100QMH/NOPB suitable for driving headphones?
- Yes, LM48100QMH/NOPB is suitable for driving headphones.What are the key features of LM48100QMH/NOPB?
- The key features of LM48100QMH/NOPB include low shutdown current, pop and click suppression, and differential inputs.
- https://chipmlcc.ru/product/details/texas-instruments/lm48100qmh-nopb.html [PDF download, circuit diagram, pin configuration, detailed specifications, and more electronic component spot channels.]
- https://www.chipmlcc.com/product/details/texas-instruments/lm48100qmh-nopb.html [PDF download, circuit diagram, pin configuration, detailed specifications, and more electronic component spot channels.]
- Audio Special Purpose
- Clock/Timing - Application Specific
- Clock/Timing - Clock Buffers, Drivers
- Clock/Timing - Clock Generators, PLLs, Frequency Synthesizers
- Clock/Timing - Delay Lines
- Clock/Timing - IC Batteries
- Clock/Timing - Programmable Timers and Oscillators
- Clock/Timing - Real Time Clocks
- Data Acquisition - ADCs/DACs - Special Purpose
- Data Acquisition - Analog Front End (AFE)
- Data Acquisition - Analog to Digital Converters (ADC)
- Data Acquisition - Digital Potentiometers
- Data Acquisition - Digital to Analog Converters (DAC)
- Data Acquisition - Touch Screen Controllers
- Embedded - CPLDs (Complex Programmable Logic Devices)
- Embedded - DSP (Digital Signal Processors)
- Embedded - FPGAs (Field Programmable Gate Array)
- Embedded - FPGAs (Field Programmable Gate Array) with Microcontrollers
- Embedded - Microcontroller, Microprocessor, FPGA Modules
- Embedded - Microcontrollers
- Embedded - Microcontrollers - Application Specific
- Embedded - Microprocessors
- Embedded - PLDs (Programmable Logic Device)
- Embedded - System On Chip (SoC)
- Interface - Analog Switches - Special Purpose
- Interface - Analog Switches, Multiplexers, Demultiplexers
- Interface - CODECs
- Interface - Controllers
- Interface - Direct Digital Synthesis (DDS)
- Interface - Drivers, Receivers, Transceivers
- Interface - Encoders, Decoders, Converters
- Interface - Filters - Active
- Interface - I/O Expanders
- Interface - Modems - ICs and Modules
- Interface - Modules
- Interface - Sensor and Detector Interfaces
- Interface - Sensor, Capacitive Touch
- Interface - Serializers, Deserializers
- Interface - Signal Buffers, Repeaters, Splitters
- Interface - Signal Terminators
- Interface - Specialized
- Interface - Telecom
- Interface - UARTs (Universal Asynchronous Receiver Transmitter)
- Interface - Voice Record and Playback
- Linear - Amplifiers - Audio
- Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps
- Linear - Amplifiers - Special Purpose
- Linear - Amplifiers - Video Amps and Modules
- Linear - Analog Multipliers, Dividers
- Linear - Comparators
- Linear - Video Processing
- Logic - Buffers, Drivers, Receivers, Transceivers
- Logic - Comparators
- Logic - Counters, Dividers
- Logic - FIFOs Memory
- Logic - Flip Flops
- Logic - Gates and Inverters
- Logic - Gates and Inverters - Multi-Function, Configurable
- Logic - Latches
- Logic - Multivibrators
- Logic - Parity Generators and Checkers
- Logic - Shift Registers
- Logic - Signal Switches, Multiplexers, Decoders
- Logic - Specialty Logic
- Logic - Translators, Level Shifters
- Logic - Universal Bus Functions
- Memory
- Memory - Batteries
- Memory - Configuration Proms for FPGAs
- Memory - Controllers
- PMIC - AC DC Converters, Offline Switchers
- PMIC - Battery Chargers
- PMIC - Battery Management
- PMIC - Current Regulation/Management
- PMIC - Display Drivers
- PMIC - Energy Metering
- PMIC - Full, Half-Bridge Drivers
- PMIC - Gate Drivers
- PMIC - Hot Swap Controllers
- PMIC - Laser Drivers
- PMIC - LED Drivers
- PMIC - Lighting, Ballast Controllers
- PMIC - Motor Drivers, Controllers
- PMIC - OR Controllers, Ideal Diodes
- PMIC - PFC (Power Factor Correction)
- PMIC - Power Distribution Switches, Load Drivers
- PMIC - Power Management - Specialized
- PMIC - Power Over Ethernet (PoE) Controllers
- PMIC - Power Supply Controllers, Monitors
- PMIC - RMS to DC Converters
- PMIC - Supervisors
- PMIC - Thermal Management
- PMIC - V/F and F/V Converters
- PMIC - Voltage Reference
- PMIC - Voltage Regulators - DC DC Switching Controllers
- PMIC - Voltage Regulators - DC DC Switching Regulators
- PMIC - Voltage Regulators - Linear
- PMIC - Voltage Regulators - Linear + Switching
- PMIC - Voltage Regulators - Linear Regulator Controllers
- PMIC - Voltage Regulators - Special Purpose
- Specialized ICs
- ClockTiming - Application Specific
- ClockTiming - Clock Buffers, Drivers
- ClockTiming - Clock Generators, PLLs, Frequency Synthesizers
- ClockTiming - Delay Lines
- ClockTiming - IC Batteries
- ClockTiming - Programmable Timers and Oscillators
- ClockTiming - Real Time Clocks
- Data Acquisition - ADCsDACs - Special Purpose
- Embedded - Microcontroller or Microprocessor Modules
- Interface - IO Expanders
- PMIC - Current RegulationManagement
- PMIC - VF and FV Converters
- PMIC - Voltage Regulators - Linear Transistor Driver