| PartNumber | LM4670SD/NOPB | LM4670SD | LM4670SDX/NOPB |
| Description | Audio Amplifiers Filterless Hi Eff 3W Switching Audio Amp | Audio Amplifiers Filterless High Efficiency 3W Switching Audio Amplifier 8-WSON -40 to 85 | Audio Amplifiers Filterless Hi Eff 3W Switching Audio Amp |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Audio Amplifiers | Audio Amplifiers | Linear - Amplifiers - Audio |
| RoHS | Y | - | - |
| Series | LM4670 | - | BoomerR |
| Product | Audio Amplifiers | Audio Amplifiers | - |
| Class | Class-AB | Class-AB | - |
| Output Power | 3 W | 3 W | - |
| Mounting Style | SMD/SMT | - | - |
| Type | 1-Channel Mono | - | Class D |
| Package / Case | LLP-8 | LLP EP | - |
| Audio Load Impedance | 8 Ohms | 8 Ohms | - |
| THD plus Noise | 0.35 % | 0.35 % | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Supply Voltage Min | 2.4 V | 2.4 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Reel | - | Tape & Reel (TR) Alternate Packaging |
| Description/Function | Speaker | Speaker | - |
| Height | 0.8 mm | 0.8 mm | - |
| Input Type | Differential | Differential | - |
| Length | 3 mm | 3 mm | - |
| Output Type | 1-Channel Mono | 1-Channel Mono | 1-Channel (Mono) |
| Supply Type | Single | Single | - |
| Width | 3 mm | 3 mm | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Number of Channels | 1 Channel | - | - |
| Supply Current Max | 10 mA | - | - |
| CMRR Common Mode Rejection Ratio | 80 dB | 80 dB | - |
| Operating Supply Current | 4.8 mA | - | - |
| Operating Supply Voltage | 3 V, 5 V | 3 V, 5 V | - |
| Output Signal Type | Differential | Differential | - |
| Product Type | Audio Amplifiers | Audio Amplifiers | - |
| PSRR Power Supply Rejection Ratio | 68 dB | 68 dB | - |
| Factory Pack Quantity | 1000 | - | - |
| Subcategory | Audio ICs | Audio ICs | - |
| Tradename | Boomer | - | - |
| Unit Weight | 0.000758 oz | - | - |
| Package Case | - | - | 8-WFDFN Exposed Pad |
| Operating Temperature | - | - | -40°C ~ 85°C (TA) |
| Mounting Type | - | - | Surface Mount |
| Features | - | - | Depop, Differential Inputs, Short-Circuit Protection, Shutdown |
| Voltage Supply | - | - | 2.4 V ~ 5.5 V |
| Supplier Device Package | - | - | 8-WSON (3x3) |
| Max Output Power x Channels Load | - | - | 3W x 1 @ 4 Ohm |