Product images are for illustrative purposes only
Product details are welcome upon request
LM49101TMX
-
Category:Audio amplifier
-
Product Name:Headphone amplifier
-
Manufacturers:NS
-
Production Batch Number:10+
-
Encapsulation:MICROSMD
-
Stock Status:There is stock
-
Stock Quantity:10000
- Minimum order quantity: 1
- Details:
-
peculiarity
-
差分单声道输入和立体声单端输入
-
独立的耳机（接收器）的差分输入
-
一个单独的听筒路径的模拟开关
-
32步数字音量控制（-80至18分贝）
-
三个独立的音量通道（左，右，单声道）
-
独立的耳机音量控制
-
灵活的输出扬声器和耳机输出
-
真实地耳机放大器消除了大型直流阻挡电容器，减少电路板空间和成本。
-
硬件复位功能
-
RF immunity topology
-
“咔嗒”抑制电路
-
Thermal shutdown protection
-
Micropower shutdown
-
I
2
C control interface
-
Space-saving microSMD package
illustrate
LM49101是一个完全集成的单声道功率放大器能够成一个1％的THD + N与8ΩBTL扬声器使用一个3.3V的电源供应负载提供540mW的连续平均功率的音频子系统。
LM49101包括一个独立的立体声耳机放大器，可提供每通道44mW到32Ω负载，使用2.75V电源。
LM49101有4个输入通道。
一对单端输入和一个全差分输入通道带有音量控制和放大阶段。
此外，旁路差分输入可直接连接，通过模拟开关没有任何放大或音量控制阶段的单声道扬声器输出。
一个32步的输入舞台上的数字音量控制和耳机输出阶段的8步数字音量控制LM49101功能。
数字音量控制和输出模式，通过一个两线编程我
2
C兼容接口，允许灵活的路由和混合音频通道。
LM49101是设计用于蜂窝电话，PDA和其它便携式手持应用。
高集成度，最大限度地减少了外部元件。
真实地耳机放大器消除身体大的隔直流输出电容减少所需的电路板空间和降低成本。
Main specifications
|
■
电源电压（V
DD
的LS）
|
2.7V
≤
V
DD
LS
≤
5.5V
|
|
■
电源电压（V
DD
惠普）
|
1.8V
≤
V
DD
HP
≤
2.9V
|
|
■
I
2
C电源电压
|
1.7V
≤
I
2
简历
DD
≤
5.5V
|
|
■
Output power
|
|
|
V
DD
LS = 5V，V
DD
HP = 2.75V
1％的THD + N
|
|
|
R
L =8Ω扬声器
|
1.3W (typical)
|
|
R
L =32Ω耳机
|
45MW（典型值）
|
|
■
Output power
|
|
|
V
DD
LS = 3.3V，V
DD
HP = 2.75V
1％的THD + N
|
|
|
R
L =8Ω扬声器
|
540W（典型值）
|
|
R
L =32Ω耳机
|
40MW（典型值）
|
|
■
PSRR：
|
|
|
VDD
= 3.3V，217Hz的纹波，Mono在
|
90 dB (typical)
|
|
■
关断电源电流
|
0.01μA (typical)
|
apply
-
Portable electronic devices
-
mobile phone
-
Pocket PC
andLM49101TMXRelated ICs are:
| Model |
Manufacturers |
lot number |
encapsulation |
illustrate |
| LM49101TMX |
NS |
10+ |
MICROSMD |
Headphone amplifier |
Popular searches
| Model |
Manufacturers |
lot number |
encapsulation |
illustrate |
| FRCIR06RGG18-20S-F80-V0-M20-1.5F |
ITTVEAM |
2023+ |
connector |
Connectors, Circular Connectors, Circular Plugs & Receptacles |
| CL1215-02P72ET-U2 |
Schaltbau |
2023+ |
Contactors |
CL1215/02 P 72ET-U2 1, 2 and 3 pole AC and DC NO contactors for voltages up to 1,500 V |
| CL1115-02P72ET-U2 |
Schaltbau |
2023+ |
Contactors |
1, 2 and 3 pole AC and DC NO contactors for voltages up to 1,500 V |
| D-U204N-KLGQ |
Mors Smitt |
2023+ |
Relays |
No magnetic arc blow-out |
| D-U204N-KLCQ |
Mors Smitt |
2023+ |
Relays |
No magnetic arc blow-out |
| MIP30F00830-S1048 |
Amphenol Positronic |
2023+ |
connector |
MIP series connectors |
| C163C/110EV-R1 |
Schaltebao |
2023+ |
Contactors |
Contactors |
| F670-H4V-XUU |
LEACH |
2023+ |
Relays |
F670-H4V-XUU+SHKE470-110-AD |
| F670-H4VP-XUXU |
LEACH |
2023+ |
Relays |
F670-H4VP-XUXU+SFE670-1-1 |
| AZ16-12ZI-B1-1747-M20 |
SCHMERSAL |
2023+ |
switch |
Safety switches |
| RX2025GE1 |
Surio |
2023+ |
connector |
Extract, Remove, and Insert Tools Contact extraction tool #16 |
| 5106.021.09.24 |
Surio |
2023+ |
connector |
Extract, remove, and insert tools Extract tool with pop-up |
| ABMPSE06T28M4SV0N |
AB Connectors |
2023+ |
connector |
Plug with RFI Ground |
| ABMPSE06T36M2SV0N |
AB Connectors |
2023+ |
connector |
Plug with RFI Ground |
| ABMP18T28M13SV0N |
AB Connectors |
2023+ |
connector |
RAIL AND MILITARY LAND SYSTEMS |
| ABCIRHSE06JE1812SCNF80M32V0 |
AB Connectors |
2023+ |
connector |
Halogen Free Bayonet Lock Connector Series |
| TSW-101-06-LM-D |
samtec |
2023+ |
connector |
Classic PCB Header Strips, 0.100" pitch |
| TNL22ERT-62 |
ABB |
2016+ |
Contactors |
4P St Contactor Relay 77-143Vdc |Abb TNL22ERT-62 |
| 62EM1-00001 |
Microchip |
2023+ |
Development board |
AgileSwitch® 62mm Electrical Master SiC Gate Driver Board |
| E2E-X7D212-R2M |
Omron |
2023+ |
sensor |
Standard Proximity Sensor |
NS brand product recommendation