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LM4863MT 参数 Datasheet PDF下载

LM4863MT图片预览
型号: LM4863MT
PDF下载: 下载PDF文件 查看货源
内容描述: 双2.2W音频放大器加上立体声耳机功能 [Dual 2.2W Audio Amplifier Plus Stereo Headphone Function]
分类和应用: 音频放大器
文件页数/大小: 16 页 / 515 K
品牌: NSC [ National Semiconductor ]
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Absolute Maximum Ratings (Note 4)  
If Military/Aerospace specified devices are required,  
please contact the National Semiconductor Sales Office/  
Distributors for availability and specifications.  
Thermal Resistance  
θJC (typ) — M16B  
θJA (typ) — M16B  
θJC (typ) — N16A  
20˚C/W  
80˚C/W  
20˚C/W  
θJA (typ) — N16A  
63˚C/W  
Supply Voltage  
6.0V  
−65˚C to +150˚C  
−0.3V to VDD +0.3V  
Internally limited  
2000V  
θJC (typ) — MTC20  
θJA (typ) — MTC20  
θJC (typ) — MXA20A  
θJA (typ) — MXA20A  
θJA (typ) — MXA20A  
θJA (typ) — MXA20A  
20˚C/W  
Storage Temperature  
Input Voltage  
80˚C/W  
2˚C/W  
Power Dissipation (Note 10)  
ESD Susceptibility (Note 11)  
ESD Susceptibility (Note 12)  
Junction Temperature  
Solder Information  
41˚C/W (Note 7)  
51˚C/W (Note 5)  
90˚C/W (Note 6)  
200V  
150˚C  
Operating Ratings  
Temperature Range  
TMIN TA TMAX  
Supply Voltage  
Small Outline Package  
Vapor Phase (60 sec.)  
Infrared (15 sec.)  
215˚C  
220˚C  
−40˚C TA 85˚C  
2.0V VDD 5.5V  
See AN-450 “Surface Mounting and their Effects on  
Product Reliablilty” for other methods of soldering surface  
mount devices.  
Electrical Characteristics for Entire IC (Notes 3, 4)  
=
=
The following specifications apply for VDD 5V unless otherwise noted. Limits apply for TA 25˚C.  
Symbol  
Parameter  
Conditions  
LM4863  
Typical Limit  
Units  
(Limits)  
(Note 13) (Note 14)  
VDD  
Supply Voltage  
2
V (min)  
V (max)  
mA (max)  
mA (min)  
mA  
5.5  
=
=
=
IDD  
Quiescent Power Supply Current  
VIN 0V, IO 0A (Note 15) , HP-IN 0V  
11.5  
20  
6
=
=
=
VIN 0V, IO 0A (Note 15) , HP-IN 4V  
5.8  
0.7  
=
ISD  
VIH  
VIL  
Shutdown Current  
VPIN1 VDD  
2
4
µA (min)  
V (min)  
V (max)  
Headphone High Input Voltage  
Headphone Low Input Voltage  
0.8  
Electrical Characteristics for Bridged-Mode Operation (Notes 3, 4)  
=
=
The following specifications apply for VDD 5V unless otherwise specified. Limits apply for TA 25˚C.  
Symbol  
Parameter  
Conditions  
LM4863  
Units  
(Limits)  
Typical  
Limit  
(Note  
13)  
(Note  
14)  
=
VOS  
PO  
Output Offset Voltage  
Output Power (Note 9)  
VIN 0V  
5
50  
mV (max)  
W
=
=
THD 1%, f 1 kHz  
2.5  
=
LM4863MTE, RL 3(Note 7)  
=
LM4863MTE, RL 4(Note 8)  
2.2  
1.1  
W
=
LM4863, RL 8Ω  
1.0  
W (min)  
=
=
THD+N 10%, f 1 kHz  
=
LM4863MTE, RL 3(Note 7)  
3.2  
2.7  
W
=
LM4863MTE, RL 4(Note 8)  
=
LM4863, RL 8Ω  
1.5  
W
W
=
=
=
THD+N 1%, f 1 kHz, RL 32Ω  
0.34  
0.3  
=
2
THD+N  
PSRR  
Total Harmonic Distortion+Noise 20 Hz f 20 kHz, AVD  
=
=
LM4863MTE, RL 4, PO 2W  
=
=
LM4863, RL 8, PO 1W  
0.3  
67  
%
=
=
=
Power Supply Rejection Ratio  
VDD 5V, VRIPPLE 200 mVRMS, RL 8,  
dB  
=
CB 1.0 µF  
3
www.national.com  
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