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參數(shù)資料
| 型號(hào)： | LM4990ITL |
| 廠(chǎng)商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類(lèi)： | 音頻／視頻放大 |
| 英文描述： | 2 Watt Audio Power Amplifier with Selectable Shutdown Logic Level |
| 中文描述： | 2 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA9 |
| 封裝： | MICRO SMD-9 |
| 文件頁(yè)數(shù)： | 4/19頁(yè) |
| 文件大?。?/td> | 728K |
| 代理商： | LM4990ITL |
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Absolute Maximum Ratings
(Note 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage (Note 11)
Storage Temperature
Input Voltage
Power Dissipation (Notes 3, 12)
ESD Susceptibility (Note 4)
ESD Susceptibility (Note 5)
Junction Temperature
Thermal Resistance
θ
JC
(MSOP)
6.0V
65C to +150C
0.3V to V
DD
+0.3V
Internally Limited
2000V
200V
150C
56C/W
θ
JA
(MSOP)
θ
JA
(9 Bump micro SMD) (Note 15)
θ
JA
(LLP)
θ
JC
(LLP)
Soldering Information
See AN-1187 "Leadless
Leadframe Package (LLP)."
190C/W
180C/W
63C/W (Note 13)
12C/W (Note 13)
Operating Ratings
Temperature Range
T
MIN
≤
T
A
≤
T
MAX
Supply Voltage
40C
≤
T
A
≤
85C
2.2V
≤
V
DD
≤
5.5V
Electrical Characteristics V
DD
= 5V
The following specifications apply for the circuit shown in Figure 1, unless otherwise specified. Limits apply for T
A
= 25C.
(Notes 1, 2)
Symbol
Parameter
Conditions
LM4990
Units
(Limits)
Typical
(Note 6)
3
4
0.1
1.5
1.3
1.5
1.3
7
Limit
(Notes 7, 9)
7
10
2.0
I
DD
Quiescent Power Supply Current
V
IN
= 0V, I
o
= 0A, No Load
V
IN
= 0V, I
o
= 0A, 8
Load
V
SD
= V
SD Mode
(Note 8)
V
SD MODE
= V
DD
V
SD MODE
= V
DD
V
SD MODE
= GND
V
SD MODE
= GND
mA (max)
mA (max)
μA (max)
V
V
V
V
mV (max)
k
(max)
k
(min)
W (min)
W
ms
%
I
SD
V
SDIH
V
SDIL
V
SDIH
V
SDIL
V
OS
R
OUT
Shutdown Current
Shutdown Voltage Input High
Shutdown Voltage Input Low
Shutdown Voltage Input High
Shutdown Voltage Input Low
Output Offset Voltage
50
9.7
7.0
0.9
Resistor Output to GND (Note 10)
8.5
P
o
Output Power (8
)
(4
) (Notes 13, 14)
Wake-up time
THD+N+N Total Harmonic Distortion+Noise
THD+N = 1% (max); f = 1kHz
THD+N = 1% (max); f = 1kHz
1.25
2
100
0.2
T
WU
P
o
= 0.5Wrms; f = 1kHz
V
ripple
= 200mV sine p-p
Input terminated with 10
PSRR
Power Supply Rejection Ratio
60 (f =
217Hz)
64 (f = 1kHz)
55
dB (min)
Electrical Characteristics V
DD
= 3V
The following specifications apply for the circuit shown in Figure 1, unless otherwise specified. Limits apply for T
A
= 25C.
(Notes 1, 2)
Symbol
Parameter
Conditions
LM4990
Units
(Limits)
Typical
(Note 6)
2
3
0.1
1.1
0.9
1.3
1.0
7
Limit
(Notes 7, 9)
7
9
2.0
I
DD
Quiescent Power Supply Current
V
IN
= 0V, I
o
= 0A, No Load
V
IN
= 0V, I
o
= 0A, 8
Load
V
SD
= V
SD Mode
(Note 8)
V
SD MODE
= V
DD
V
SD MODE
= V
DD
V
SD MODE
= GND
V
SD MODE
= GND
mA (max)
mA (max)
μA (max)
V
V
V
V
mV (max)
k
(max)
k
(min)
I
SD
V
SDIH
V
SDIL
V
SDIH
V
SDIL
V
OS
R
OUT
Shutdown Current
Shutdown Voltage Input High
Shutdown Voltage Input Low
Shutdown Voltage Input High
Shutdown Voltage Input Low
Output Offset Voltage
50
9.7
7.0
Resistor Output to GND (Note 10)
8.5
L
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| LM4990LD | 2 Watt Audio Power Amplifier with Selectable Shutdown Logic Level |
| LM4990 | 2 Watt Audio Power Amplifier with Selectable Shutdown Logic Level |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM4990ITL/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(lèi)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 |
| LM4990ITLBD | 功能描述:BOARD EVALUATION LM4990ITL RoHS:否 類(lèi)別:編程器，開(kāi)發(fā)系統(tǒng) >> 評(píng)估板 - 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:1 系列:- |
| LM4990ITLX | 制造商:NSC 制造商全稱(chēng):National Semiconductor 功能描述:2 Watt Audio Power Amplifier with Selectable Shutdown Logic Level |
| LM4990ITLX/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(lèi)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 |
| LM4990LD | 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(lèi)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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