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| Part Number | LM4873IBL | 
| Description | IC AMP AUDIO PWR 3W STER 20USMD | 
| Manufacturer | Texas Instruments | 
| Series | Boomer® | 
| Part Status | Obsolete | 
| Type | Class AB | 
| Output Type | 2-Channel (Stereo) with Stereo Headphones | 
| Max Output Power x Channels @ Load | 3W x 2 @ 3 Ohm; 440mW x 2 @ 8 Ohm | 
| Voltage - Supply | 2V ~ 5.5V | 
| Features | Depop, Input Multiplexer, Shutdown, Thermal Protection | 
| Mounting Type | Surface Mount | 
| Operating Temperature | -40°C ~ 85°C (TA) | 
| Supplier Device Package | 20-uSMD | 
| Package / Case | 20-VFBGA |