LM4920TL Texas Instruments Integrated Circuit (Other) In Stock
LM4920TL is a dual-channel audio amplifier IC by Texas Instruments in a compact 14-ball BGA package. Key specs: 80mW nominal output power per channel, 22kHz bandwidth, 2.7V to 5V supply. From stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 14
- Lifecycle
- OBSOLETE
- Datasheet
- LM4920TL Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual-channel stereo audio amplifier delivering 80mW nominal output power per channel for clear audio playback
- Wide audio bandwidth of 22kHz covering the full human hearing range for high-fidelity sound reproduction
- Ultra-compact 14-ball BGA package (4x4mm, 20-pitch) ideal for space-constrained portable audio applications
- Low supply voltage operation compatible with 2.7V to 5V systems for battery-powered consumer devices
Applications
The LM4920TL is designed for portable consumer electronics such as MP3 players, smartphones, and handheld gaming devices requiring compact stereo audio amplification. Its small BGA footprint and low-voltage operation make it an excellent fit for wearables and IoT audio devices. The 22kHz bandwidth ensures full-spectrum audio fidelity in speaker driver and headphone amplifier circuit designs.
Specifications
| YTEOL | 0 |
| Bandwidth-Nom | 22kHz |
| Consumer IC Type | AUDIO AMPLIFIER |
| JESD-30 Code | S-PBGA-B14 |
| JESD-609 Code | e1 |
| Number of Channels | 2 |
| Number of Functions | 1 |
| Output Power-Nom | 0.08W |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | BGA14,4X4,20 |
| Package Shape | SQUARE |
| Package Style | GRID ARRAY, VERY THIN PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 4.2V |
| Supply Voltage-Min (Vsup) | 1.6V |
| Surface Mount | YES |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | TIN SILVER COPPER |
| Terminal Form | BALL |
| Terminal Pitch | 0.5mm |
| Terminal Position | BOTTOM |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the output power of the LM4920TL?
The LM4920TL delivers a nominal output power of 80mW (0.08W) per channel, suitable for driving small speakers or headphones in portable consumer audio applications.
How many channels does the LM4920TL support?
The LM4920TL is a 2-channel (stereo) audio amplifier, allowing simultaneous left and right channel amplification for stereo sound output in a single compact IC.
What package does the LM4920TL use?
The LM4920TL uses a 14-ball plastic BGA package (S-PBGA-B14), with a 4x4mm body and 20-pitch ball spacing, providing a very small PCB footprint for high-density portable designs.
What is the audio bandwidth of the LM4920TL?
The LM4920TL has a nominal bandwidth of 22kHz, covering the complete audible frequency range from 20Hz to 22kHz for high-quality audio reproduction.
What are typical applications for the LM4920TL?
Typical applications include MP3 players, smartphones, portable gaming consoles, wearable audio devices, and IoT speakers where compact stereo amplification with low-voltage operation is required.
Related Guides
CDCE913PWR Programmable Clock Synthesizer Design Guide
Complete design guide for the CDCE913PWR clock synthesizer: VCO range, I2C programming, decoupling, and layout best practices for embedded systems.
May 22, 2026
OPA4277MDTEP Precision Quad Op-Amp Selection Guide: How to Choose the Right Variant
How to choose the right OPA4277 quad precision op-amp variant—OPA4277MDTEP vs UA—covering offset voltage, CMRR, supply range, and temperature grade.
May 22, 2026
SN74LVC14APWR Hex Schmitt-Trigger Inverter: Application Note and Design Guide
Complete design guide for the SN74LVC14APWR hex Schmitt-trigger inverter: thresholds, decoupling, oscillator design, package selection, and common pitfalls.
May 21, 2026
TPS62841DGRR Buck Converter Selection Guide: Ultra-Low 60 nA IQ for Battery-Powered IoT
How to choose the right TPS62841 variant for IoT, wearables, and wireless sensors: quiescent current, voltage range, package, and application examples.
May 21, 2026
Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
More from Texas Instruments
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“The anti-counterfeit verification gave us confidence we'd never had with other China suppliers.”