IC Phoenix logo

Home ›  L  › L46 > LM4990MM

LM4990MM from NS,National Semiconductor

Fast Delivery, Competitive Price @IC-phoenix

If you need more electronic components or better pricing, we welcome any inquiry.

0.000ms

LM4990MM

Manufacturer: NS

2 Watt Audio Power Amplifier with Selectable Shutdown Logic Level

Partnumber Manufacturer Quantity Availability
LM4990MM NS 13870 In Stock

Description and Introduction

2 Watt Audio Power Amplifier with Selectable Shutdown Logic Level The LM4990MM is a mono bridged audio power amplifier manufactured by National Semiconductor (NS).  

**Specifications:**  
- **Output Power:** 1.1W into an 8Ω load at 5V supply  
- **Supply Voltage Range:** 2.2V to 5.5V  
- **THD+N (Total Harmonic Distortion + Noise):** 1% (typical) at 1kHz, 1W output  
- **Shutdown Current:** 0.01μA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin VSSOP (MM)  

**Descriptions:**  
The LM4990MM is designed for portable audio applications, providing high-quality audio amplification with low power consumption. It features a bridge-tied load (BTL) configuration, eliminating the need for an output coupling capacitor.  

**Features:**  
- No output coupling capacitors required  
- Low shutdown current  
- Improved PSRR (Power Supply Rejection Ratio)  
- Thermal shutdown protection  
- Short-circuit protection  
- Space-saving VSSOP package  

This amplifier is suitable for mobile phones, portable media players, and other battery-powered audio devices.

Request Quotation

For immediate assistance, call us at +86 533 2716050 or email [email protected]

Part Number Quantity Target Price($USD) Email Contact Person
We offer highly competitive channel pricing. Get in touch for details.

Specializes in hard-to-find components chips