參數(shù)資料
型號(hào)： LM4961
廠商： National Semiconductor Corporation
英文描述： Ceramic Speaker Driver
中文描述： 陶瓷揚(yáng)聲器驅(qū)動(dòng)器
文件頁(yè)數(shù)： 3/16頁(yè)
文件大?。?/td> 509K
代理商： LM4961
Absolute Maximum Ratings
(Notes 1, 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage (V
dd
)
Amplifier Supply Voltage (V
1
)
Storage Temperature
Input Voltage
Power Dissipation (Note 3)
ESD Susceptibility (Note 4)
ESD Susceptibility (Note 5)
6.0V
9.5V
65C to +150C
0.3V to V
DD
+ 0.3V
Internally limited
2000V
200V
Junction Temperature
Thermal Resistance
θ
JA
(LLP)
See AN-1187 ’Leadless Leadframe Packaging (LLP).’
150C
66C/W
Operating Ratings
Temperature Range
T
MIN
≤
T
A
≤
T
MAX
Supply Voltage (V
DD
)
Amplifier Supply Voltage (V
1
)
40C
≤
T
A
≤
+85C
3.0V
<
V
DD
<
5.0V
2.7V
<
V
1
<
9.0V
Electrical Characteristics V
DD
= 4.2V
The following specifications apply for V
DD
= 4.2V, A
V-BTL
= 26dB, R
L
= 2μF+30
, Cb = 1.0μF, Band-SW = V
DD
unless other-
wise specified. Limits apply for T
A
= 25C.
Symbol
Parameter
Conditions
LM4961
Units
(Limits)
Typical
(Note 6)
7
Limit
(Notes 7, 8)
14
I
DD
Quiescent Power Supply Current
V
IN
= 0V, No Load
Band-SW = V
DD
V
IN
= 0V, No Load
Band-SW = GND
V
SHUTDOWN1
= V
SHUTDOWN2
=
GND
Band-SW = GND (Note 9)
For Shutdown 1, Shutdown 2, and
Band-SW
For Shutdown 1, Shutdown 2, and
Band-SW
For Shutdown 2 and Band-SW
mA (max)
Iddrcv
Iq in receiver mode
2
4
mA (max)
I
SD
Shutdown Current
0.1
2.0
μA (max)
V
LH
Logic High Threshold Voltage
1.5
V (min)
V
LL
Logic Low Threshold Voltage
0.4
V (max)
R
PULLDOWN
TSD
Pulldown Resistor
Thermal Shutdown Temperature
70k
50k
125
(min)
C (min)
V
out
Output Voltage Swing
THD = 1%, f = 1kHz
R
L
= 2μF+30
Mono BTL
V
out
= 14Vp-p, f = 1kHz
A-Weighted Filter, V
IN
= 0V (Note
10)
V
RIPPLE
= 200mV
p-p
, f = 100Hz
Band SW “High” Isink = 100μA
(Between pin 1 and pin 28)
15
14
Vp-p (min)
THD+N
Total Harmomic Distortion + Noise
Output Noise
0.05
115
1.0
% (max)
μV
e
OS
PSRR
Ron-sw-out
Power Supply Rejection Ratio
On Resistance on SW-Out
80
170
65
220
dB (min)
(max)
Electrical Characteristics V
DD
= 3.2V
The following specifications apply for V
= 3.2V, A
V-BTL
= 26dB, R
L
= 2μF+30
, Cb = 1.0μF, Band-SW = V
DD
unless other-
wise specified. Limits apply for T
A
= 25C.
Symbol
Parameter
Conditions
LM4961
Units
(Limits)
Typical
(Note 6)
9
Limit
(Notes 7, 8)
15
I
DD
Quiescent Power Supply Current
V
IN
= 0V, No Load
Band-SW = V
DD
V
IN
= 0V, No Load
Band-SW = GND
V
SHUTDOWN1
= V
SHUTDOWN2
=
GND
Band-SW = GND (Note 9)
mA (max)
Iddrcv
Iq in receiver mode
2
4
mA (max)
I
SD
Shutdown Current
0.1
2.0
μA (max)
L
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM4961LQ 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(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
LM4961LQ/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(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
LM4961LQBD 功能描述:音頻 IC 開發(fā)工具 LM4961LQ EVAL BOARD RoHS:否 制造商:Texas Instruments 產(chǎn)品:Evaluation Kits 類型:Audio Amplifiers 工具用于評(píng)估:TAS5614L 工作電源電壓:12 V to 38 V
LM4961LQBD/NOPB 制造商:Texas Instruments 功能描述:Evaluation Kit For Ceramic Speaker Driver
LM4961LQX 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(fēng)格:SMD/SMT 封裝 / 箱體:TQFP-64 封裝:Reel
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