參數(shù)資料
型號： LM4924MM
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 音頻／視頻放大
英文描述： 2 Cell Battery, 40mW Per Channel Output Capacitor-Less(OCL) Stereo Headphone Audio Amplifier
中文描述： 0.04 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO10
封裝： MSOP-10
文件頁數(shù)： 4/16頁
文件大?。?/td> 425K
代理商： LM4924MM
Absolute Maximum Ratings
(Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage
Storage Temperature
Input Voltage
Power Dissipation (Note 2)
ESD Susceptibility(Note 3)
ESD Susceptibility on pin 7, 8, and
9 (Note 3)
ESD Susceptibility (Note 4)
Junction Temperature
Solder Information
Small Outline Package Vapor
Phase (60sec)
3.8V
65C to +150C
0.3V to V
DD
+0.3V
Internally limited
2000V
2kV
200V
150C
215C
Infrared (15 sec)
See AN-450 “Surface Mounting and their Effects on
Product Reliablilty” for other methods of soldering
surface mount devices.
Thermal Resistance
θ
JA
(typ) MUB10A
θ
JA
(typ) SDA10A
220C
175C/W
73C/W
Operating Ratings
Temperature Range
T
MIN
≤
T
A
≤
T
MAX
Supply Voltage
40C
≤
T
A
≤
+85C
1.5V
≤
V
DD
≤
3.6V
Electrical Characteristics V
DD
= 3.0V
(Notes 1, 5)
The following specifications apply for the circuit shown in Figure 2, unless otherwise specified. A
V
= 2.5, R
L
=
16
.Limits apply for T
A
= 25C.
Symbol
Parameter
Conditions
LM4924
Units
(Limits)
Typical
(Note 6)
1.5
0.1
1
Limit
(Note 7)
1.9
1
10
I
DD
I
SD
V
OS
Quiescent Power Supply Current
Shutdown Current
Output Offset Voltage
V
IN
= 0V, I
O
= 0A, R
L
=
∞
(Note 8)
V
SHUTDOWN
= GND
mA (max)
μA (max)
mV (max)
P
O
Output Power (Note 9)
f = 1kHz, per channel
OCL (Figure 2), THD+N = 1%
20Hz to 20kHz, A-weighted, Figure 2
P
O
= 10mW
Freq = 1kHz
V
RIPPLE
= 200mV
P-P
sine wave
Freq = 100Hz, OCL
1.5V
≤
V
DD
≤
3.6V, Fig 2
1.5V
≤
V
DD
≤
3.6V
1.5V
≤
V
DD
≤
3.6V
1V
PP
Reference, R
IN
= 20k, R
FB
= 50k
40
13
0.1
45
30
mW (min)
μV
RMS
%
dB (min)
V
NO
THD
Crosstalk
Output Voltage Noise
0.5
35
PSRR
Power Supply Rejection Ratio
66
230
58
dB (min)
msec
V (min)
V (max)
dB
T
WAKE-UP
V
IH
V
IL
Mute
Attenuation
Wake-Up Time
Control Logic High
Control Logic Low
0.7V
DD
0.3V
DD
70
90
Electrical Characteristics V
DD
= 1.8V
(Notes 1, 5)
The following specifications apply for the circuit shown in Figure 2, unless otherwise specified. A
V
= 2.5, R
L
= 16
.
Limits apply for T
A
= 25C.
Symbol
Parameter
Conditions
LM4924
Units
(Limits)
Typical
(Note 6)
1.4
0.1
1
Limit
(Note 7)
I
DD
I
SD
V
OS
Quiescent Power Supply Current
Shutdown Current
Output Offset Voltage
V
IN
= 0V, I
O
= 0A, R
L
=
∞
(Note 8)
V
SHUTDOWN
= GND
mA (max)
μA (max)
mV (max)
P
O
Output Power (Note 9)
f = 1kHz
OCL Per channel, Fig. 2, Freq = 1kHz
THD+N = 1%
20Hz to 20kHz, A-weighted, Figure 2
10
mW
V
NO
Output Voltage Noise
10
μV
RMS
L
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相關代理商/技術參數(shù)
參數(shù)描述
LM4924MM/NOPB 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
LM4924MMBD 功能描述:BOARD EVALUATION LM4924MM RoHS:否 類別:編程器，開發(fā)系統(tǒng) >> 評估板 - 音頻放大器 系列:Boomer® 產(chǎn)品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:1 系列:-
LM4924MMX 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
LM4924MMX/NOPB 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
LM4924SD 功能描述:音頻放大器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:General Purpose Audio Amplifiers 輸出類型:Digital 輸出功率: THD + 噪聲: 工作電源電壓:3.3 V 電源電流: 最大功率耗散: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
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