LM49270SQ/NOPB Texas Instruments - Yeehing Electronics

2.3-W, stereo Class-D audio amp with 155-mW headphone amp & 3D enhancement

Pricing (USD)

Quantity	Unit Price
1 — 99	3.916
100 — 249	3.192
250 — 999	2.509
1,000 +	1.70

The above prices are for reference only.

Specifications

Manufacturer	Texas Instruments
Product Category	Audio Amplifiers
RoHS	Y
Series	LM49270
Product	Audio Subsystems
Class	Class-D
Output Power	1.75 W
Mounting Style	SMD/SMT
Package / Case	LLP-28
Audio - Load Impedance	32 Ohms
THD plus Noise	0.03 %
Minimum Operating Temperature	- 40 C
Maximum Operating Temperature	+ 85 C
Packaging	Reel
Description/Function	Headphone/Speaker
Height	0.8 mm
Input Type	Single
Length	5 mm
Output Type	2-Channel Stereo
Supply Type	Quad
Width	5 mm
Brand	Texas Instruments
Development Kit	LM49270SQBD
Dual Supply Voltage	3 V, 5 V
Maximum Dual Supply Voltage	5.5 V
Minimum Dual Supply Voltage	2.4 V
Output Signal Type	Differential, Single
Product Type	Audio Amplifiers
PSRR - Power Supply Rejection Ratio	78 dB
Factory Pack Quantity	1000
Subcategory	Audio ICs

For more information, please refer to datasheet

Documents

LM49270SQ/NOPB Datasheet

More Information

The LM49270 is a fully integrated audio subsystem designed for stereo multimedia applications. The LM49270 combines a 2.2W stereo Class D amplifier with a 155mW stereo headphone amplifier, volume control, headphone sense, and National’s unique 3D sound enhancement into a single device. The LM49270 uses flexible I