IC Phoenix logo

Home ›  L  › L45 > LM4905

LM4905 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

LM4905

Manufacturer: NS

1 Watt Audio Power Amplifier

Partnumber Manufacturer Quantity Availability
LM4905 NS 10 In Stock

Description and Introduction

1 Watt Audio Power Amplifier The LM4905 is a mono bridged audio power amplifier manufactured by National Semiconductor (NS).  

**Specifications:**  
- **Output Power:** 1.1W into 8Ω at 5V  
- **Supply Voltage Range:** 2.2V to 5.5V  
- **Quiescent Current:** 2.2mA (typical)  
- **Shutdown Current:** 0.1μA (typical)  
- **THD+N (Total Harmonic Distortion + Noise):** 1% (typical) at 1kHz, 1W into 8Ω  
- **PSRR (Power Supply Rejection Ratio):** 70dB (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin LLP (Leadless Leadframe Package)  

**Descriptions and Features:**  
- Designed for portable audio applications  
- Bridge-tied load (BTL) configuration eliminates the need for output coupling capacitors  
- Low shutdown current extends battery life  
- Unity-gain stable  
- Thermal shutdown protection  
- Improved click-and-pop suppression circuitry  
- Space-saving LLP package  

The LM4905 is optimized for use in mobile phones, PDAs, 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