National Semiconductor LM4864MX/NOPB
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | Dhs. 1.54 | Dhs. 1.54 |
| 15+ | Dhs. 1.48 | Dhs. 22.20 |
| 25+ | Dhs. 1.45 | Dhs. 36.25 |
| 50+ | Dhs. 1.37 | Dhs. 68.50 |
| 100+ | Dhs. 1.21 | Dhs. 121.00 |
| N+ | Dhs. 0.24 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | National Semiconductor |
| Product Series | Boomer® |
| Packaging | Bulk | |
| Part Status | Active |
| Type | Class AB |
| Output Type | 1-Channel (Mono) |
| Max Output Power x Channels @ Load | 675mW x 1 @ 8Ohm |
| Voltage - Supply | 2.7V ~ 5.5V |
| Features | Shutdown, Thermal Protection |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification | - |
| Supplier Device Package | 8-SOIC |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
The LM4864MX/NOPB is a mono Class AB audio amplifier designed for low-power applications. Operating from 2.7V to 5.5V, it delivers up to 675mW into an 8Ω load. Features include thermal protection and a shutdown mode for power savings. Its 8-SOIC package makes it suitable for compact portable devices such as radios, intercoms, and battery-powered speakers.
- Low Voltage Operation: Works from 2.7V to 5.5V, ideal for battery-powered designs.
- Thermal Protection: Prevents damage during overload conditions.
- Shutdown Mode: Reduces quiescent current to extend battery life.
- Compact Package: 8-SOIC footprint saves board space.
Portable Bluetooth Speaker
The LM4864MX/NOPB provides up to 675mW into 8Ω, sufficient for clear audio in compact Bluetooth speakers. Its low 2.7V minimum supply allows direct operation from a single lithium-ion battery.
AM/FM Radio Audio Output
With its low noise and shutdown feature, this amplifier is ideal for driving small speakers in portable radios, preserving battery life when not in use.
Intercom System
The mono output and thermal protection ensure reliable voice amplification in intercom units, even during extended operation.
Alarm and Siren Driver
Its 675mW output can drive piezo or small dynamic speakers in alarm systems, while the shutdown pin enables low-power standby.
DIY Audio Projects
Hobbyists can use the LM4864MX/NOPB in simple audio amplifiers for toys or voice prompts, benefiting from its minimal external component count.
| Model | Package | Voltage Range | Output Power (Typical) |
|---|---|---|---|
| LM4864MX/NOPB | 8-SOIC | 2.7V ~ 5.5V | 675mW @ 8Ω |
| LM4871MMX/NOPB | 8-VSSOP | 2V ~ 5.5V | 3W @ 3Ω |
| TPA301DGNR | 8-HVSSOP | 2.5V ~ 5.5V | 700mW @ 8Ω |
- Q: What is the typical output power of the LM4864MX/NOPB?
- A: It delivers 675mW into an 8Ω load at 5V supply.
- Q: What is the supply voltage range?
- A: The operating supply voltage is 2.7V to 5.5V.
- Q: Does this amplifier include thermal protection?
- A: Yes, it features thermal protection and shutdown capability.
- Q: What package is available?
- A: It comes in an 8-SOIC surface-mount package.
- Q: Is the LM4864MX/NOPB suitable for battery-powered devices?
- A: Yes, its low voltage operation and shutdown mode make it ideal for portable applications.
LM4864MX/NOPB.pdf
- Q: What is the typical output power of the LM4864MX/NOPB?
- A: It delivers 675mW into an 8Ω load at 5V supply.
- Q: What is the supply voltage range?
- A: The operating supply voltage is 2.7V to 5.5V.
- Q: Does this amplifier include thermal protection?
- A: Yes, it features thermal protection and shutdown capability.
- Q: What package is available?
- A: It comes in an 8-SOIC surface-mount package.
- Q: Is the LM4864MX/NOPB suitable for battery-powered devices?
- A: Yes, its low voltage operation and shutdown mode make it ideal for portable applications.
