Texas Instruments LM4871M/NOPB Amplifiers - Audio
IC AMP CLASS AB MONO 3W 8SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM4871M/NOPB
Detailed Description
IC AMP CLASS AB MONO 3W 8SOIC
Package
8-SOIC (0.154", 3.90mm Width)
Key Features
Package / Case: 8-SOIC (0.154", 3.90mm Width); Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
LM4871M/NOPB Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM4871M/NOPB Amplifiers - Audio technical specifications.
General
RoHS
Yes
Package / Case
8-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
2V ~ 5.5V
Lifecycle Status
Active
Features
Shutdown, Thermal Protection
Type
Class AB
Output Type
1-Channel (Mono)
Max Output Power X Channels Load
3W x 1 @ 3Ohm
Alternate Parts Comparison (LM4871M/NOPB vs LM4889MA/NOPB vs LM4991MAX/NOPB vs LM4871MX)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Supply Voltage | 2V ~ 5.5V | 2.2V ~ 5.5V | 2.2V ~ 5.5V | 2V ~ 5.5V |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Active | Active |
| Analog Supply Min V | 2 | 2.2 | 2.2 | 2 |
| Analog Supply Voltage Max V | 5.5 | 5.5 | 5.5 | 5.5 |
| Architecture | Class-AB | Class-AB | Class-AB | Class-AB |
| Audio Input Type | Analog Input | Analog Input | Analog Input | Analog Input |
| Closed Open Loop | Closed | Open | Closed | Closed |
| Control Interface | Hardware | Hardware | Hardware | Hardware |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
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Pin YesPkg YesElec Downgrade
1.5W Audio Amp, 12MHz, 5.5V, 1Ch, SOIC, Tape & Reel
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