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参数资料
| 型号： | LM4850LDX/NOPB |
| 厂商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 0.3 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO14 |
| 封装： | 0.118 INCH, 0.80 MM PITCH, LLP-14 |
| 文件页数： | 14/20页 |
| 文件大小： | 1112K |
| 代理商： | LM4850LDX/NOPB |
Absolute Maximum Ratings (Note 3)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage
6.0V
Storage Temperature
65C to +150C
ESD Susceptibility (Note 5)
3.5kV
ESD Machine model (Note 8)
250V
Junction Temperature (T
J)
150C
Solder Information (Note 2)
Small Outline Package
Vapor Phase (60 sec.)
215C
Infrared (15 sec.)
220C
Thermal Resistance
θ
JA (typ) — MUB10A
194C/W
θ
JC (typ) — MUB10A
52C/W
θ
JA (typ) — MTC14
150C/W
θ
JC (typ) — MTC14
40C/W
θ
JA (typ) — LDA14A (Note 10)
56C/W
θ
JC (typ) — LDA14A
4.3C/W
Operating Ratings (Note 3)
Temperature Range
40C
≤ to 85C
Supply Voltage V
DD
2.4V
≤ V
DD
≤ 5.5V
Note 2: See AN-450 ’Surface Mounting and their effects on Product Reliabil-
ity’ for other methods of soldering surface mount devices.
Electrical Characteristics (Notes 3, 9)
The following specifications apply for V
DD= 5.0V, TA= 25C unless otherwise specified.
Symbol
Parameter
Conditions
LM4850
Units
(Limits)
Typical
Limit
V
DD
Supply Voltage
2.4
V (min)
5.5
V (max)
I
DD
Supply Current
BTL Mode; V
IN = 0V; IO = 0A
2.4
7.0
mA
SE Mode; V
IN = 0V; IO = 0A
2.4
7.0
mA
I
SD
Shutdown Current
SD Mode
44
A
V
OS
Output Offset Voltage
BTL Mode; A
V =2
BTL OUT+ to BTL OUT
5.0
40
mV
P
O
Output Power
LM4850LD; BTL Mode; R
L =3
THD+N = 1% (Note 11)
1.9
W
LM4850LD; BTL Mode; R
L =4
THD+N = 1% (Note 11)
1.7
W
LM4850MT, MM; BTL Mode; R
L =4
THD+N = 1%
1.5
W
BTL Mode; R
L =8
THD+N = 1%
1.1
W
SE Mode; R
L =8
THD+N = 1%
300
mW
SE Mode; R
L =32
THD+N = 1%
95
mW
V
IH
Shutdown Input Voltage High
Is < 80A
2.0
V (min)
V
IL
Shutdown Input Voltage Low
Is > 0.5mA
0.8
V (max)
Crosstalk Channel Seperation
SE Mode, R
L =32
; f = 1kHz
73
dB
Electrical Characteristics (Notes 3, 9)
The following specifications apply for V
DD= 3.3V, TA= 25C unless otherwise specified.
Symbol
Parameter
Conditions
LM4850
Units
(Limits)
Typical
Limit
I
DD
Supply Current
BTL Mode; V
IN = 0V; IO = 0A
2.0
mA
LM4850
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LM4850MM | 制造商:NSC 制造商全称:National Semiconductor 功能描述:Mono 1.5 W / Stereo 300 mW Power Amplifier |
| LM4850MM/NOPB | 功能描述:IC AMP AUDIO PWR 1.9W AB 10MSOP RoHS:是 类别:集成电路 (IC) >> 线性 - 音頻放大器 系列:Boomer® 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:DirectDrive® 类型:H 类 输出类型:耳机，2-通道（立体声） 在某负载时最大输出功率 x 通道数量:35mW x 2 @ 16 欧姆 电源电压:1.62 V ~ 1.98 V 特点:I²C，麦克风，静音，短路保护，音量控制 安装类型:表面贴装 供应商设备封装:25-WLP（2.09x2.09） 封装/外壳:25-WFBGA，WLCSP 包装:带卷 (TR) |
| LM4850MMX | 功能描述:IC AMP AUDIO PWR 1.9W AB 10MSOP RoHS:是 类别:集成电路 (IC) >> 线性 - 音頻放大器 系列:Boomer® 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:DirectDrive® 类型:H 类 输出类型:耳机，2-通道（立体声） 在某负载时最大输出功率 x 通道数量:35mW x 2 @ 16 欧姆 电源电压:1.62 V ~ 1.98 V 特点:I²C，麦克风，静音，短路保护，音量控制 安装类型:表面贴装 供应商设备封装:25-WLP（2.09x2.09） 封装/外壳:25-WFBGA，WLCSP 包装:带卷 (TR) |
| LM4850MMX/NOPB | 制造商:Texas Instruments 功能描述:Audio Amp Headphone/Speaker 1-CH Mono/2-CH Stereo 1.5W Class-AB 10-Pin MSOP T/R |
| LM4850MT | 制造商:NSC 制造商全称:National Semiconductor 功能描述:Mono 1.5 W / Stereo 300 mW Power Amplifier |
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