參數(shù)資料
型號(hào): LM4868
廠商: National Semiconductor Corporation
元件分類: 音頻放大器
英文描述: Output-Transient-Free Dual 2.1W Audio Amplifier Plus No Coupling Capacitor Stereo Headphone Function
中文描述: 輸出瞬態(tài)免費(fèi)雙2.1W音頻放大器加上沒有耦合電容器立體聲耳機(jī)功能
文件頁數(shù): 3/28頁
文件大?。?/td> 792K
代理商: LM4868
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
(Note 3)
Supply Voltage
Storage Temperature
Input Voltage
6.0V
65C to +150C
0.3V to V
DD
+0.3V
Power Dissipation (Note 4)
ESD Susceptibility (Note 5)
All pins except Pin 3 (MT, MTE), Pin 2 (LQ)
Pin 3 (MT, MTE), Pin 2 (LQ)
ESD Susceptibility (Note 6)
Junction Temperature
Solder Information
Small Outline Package
Vapor Phase (60 sec.)
Infrared (15 sec.)
Internally limited
2000V
8000V
200V
150C
215C
220C
See AN-450 “Surface Mounting and their Effects on
Product Reliablilty” for other methods of soldering
surface mount devices.
Thermal Resistance
θ
JC
(typ)—MTC20
θ
JA
(typ)—MTC20
θ
JC
(typ)—MXA20A
θ
JA
(typ)—MXA20A
θ
JA
(typ)—MXA20A
θ
JA
(typ)—MXA20A
θ
JC
(typ)—LQA24A
θ
JA
(typ)—LQA24A
20C/W
80C/W
2C/W
41C/W (Note 7)
51C/W (Note 8)
90C/W (Note 9)
3.0C/W
42C/W (Note 10)
Operating Ratings
Temperature Range
T
MIN
T
A
T
MAX
Supply Voltage
40C
T
A
85C
2.0V
V
DD
5.5V
Electrical Characteristics for Entire IC
(Notes 3, 11)
The following specifications apply for V
DD
= 5V unless otherwise noted. Limits apply for T
A
= 25C.
Symbol
Parameter
Conditions
LM4868
Units
(Limits)
Typical
(Note 12)
Limit
(Note 13)
2
5.5
15
6
2
10
40
V
DD
Supply Voltage
V (min)
V (max)
mA (max)
mA (max)
μA (max)
mV (min)
mV (max)
I
DD
Quiescent Power Supply Current
V
IN
= 0V, I
O
= 0A (Note 14), HP-IN = 0V
V
IN
= 0V, I
O
= 0A (Note 14), HP-IN = 4V
V
DD
applied to the SHUTDOWN pin
GND applied to SHUTDOWN pin
V
IN
applied to selected MUX channel
7.5
3.0
0.7
25
I
SD
TH
um
Shutdown Current
Un-Mute Threshold Voltage
Electrical Characteristics for Bridged-Mode Operation
(Notes 3, 11)
The following specifications apply for V
DD
= 5V unless otherwise specified. Limits apply for T
A
= 25C.
Symbol
Parameter
Conditions
LM4868
Units
(Limits)
Typical
(Note 12)
5
Limit
(Note 13)
50
V
OS
P
O
Output Offset Voltage
Output Power (Note 15)
V
IN
= 0V
THD = 1%, f = 1kHz
(Note 16)
LM4868MTE, R
L
= 3
LM4868LQ, R
L
= 3
LM4868MTE, R
L
= 4
LM4868LQ, R
L
= 4
LM4868, R
L
= 8
THD+N = 10%, f = 1kHz (Note 16)
LM4868MTE, R
L
= 3
LM4868LQ, R
L
= 3
LM4868MTE, R
L
= 4
LM4868LQ, R
L
= 4
LM4868, R
L
= 8
THD+N = 1%, f = 1 kHz, R
L
= 32
mV (max)
2.2
2.4
1.9
2.1
1.1
W
W
W
W
1.0
W (min)
3.0
3.0
2.6
2.6
1.5
0.34
W
W
W
W
W
W
L
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參數(shù)描述
LM4868LQ 功能描述:IC AMP AUDIO PWR 3W STER 24LLP RoHS:否 類別:集成電路 (IC) >> 線性 - 音頻放大器 系列:Boomer® 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,500 系列:DirectDrive® 類型:H 類 輸出類型:耳機(jī),2-通道(立體聲) 在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量:35mW x 2 @ 16 歐姆 電源電壓:1.62 V ~ 1.98 V 特點(diǎn):I²C,麥克風(fēng),靜音,短路保護(hù),音量控制 安裝類型:表面貼裝 供應(yīng)商設(shè)備封裝:25-WLP(2.09x2.09) 封裝/外殼:25-WFBGA,WLCSP 包裝:帶卷 (TR)
LM4868MT 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Output-Transient-Free Dual 2.1W Audio Amplifier Plus No Coupling Capacitor Stereo Headphone Function
LM4868MT/NOPB 功能描述:IC AMP AUDIO PWR 3W AB 20TSSOP RoHS:是 類別:集成電路 (IC) >> 線性 - 音頻放大器 系列:Boomer® 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,500 系列:DirectDrive® 類型:H 類 輸出類型:耳機(jī),2-通道(立體聲) 在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量:35mW x 2 @ 16 歐姆 電源電壓:1.62 V ~ 1.98 V 特點(diǎn):I²C,麥克風(fēng),靜音,短路保護(hù),音量控制 安裝類型:表面貼裝 供應(yīng)商設(shè)備封裝:25-WLP(2.09x2.09) 封裝/外殼:25-WFBGA,WLCSP 包裝:帶卷 (TR)
LM4868MTE 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Output-Transient-Free Dual 2.1W Audio Amplifier Plus No Coupling Capacitor Stereo Headphone Function
LM4868MTE/NOPB 功能描述:IC AMP AUDIO PWR 3W AB 20TSSOP RoHS:是 類別:集成電路 (IC) >> 線性 - 音頻放大器 系列:Boomer® 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,500 系列:DirectDrive® 類型:H 類 輸出類型:耳機(jī),2-通道(立體聲) 在某負(fù)載時(shí)最大輸出功率 x 通道數(shù)量:35mW x 2 @ 16 歐姆 電源電壓:1.62 V ~ 1.98 V 特點(diǎn):I²C,麥克風(fēng),靜音,短路保護(hù),音量控制 安裝類型:表面貼裝 供應(yīng)商設(shè)備封裝:25-WLP(2.09x2.09) 封裝/外殼:25-WFBGA,WLCSP 包裝:帶卷 (TR)