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參數(shù)資料
| 型號(hào)： | LM4970 |
| 廠商： | National Semiconductor Corporation |
| 元件分類： | LED驅(qū)動(dòng)器 |
| 英文描述： | Audio Synchronized Color LED Driver |
| 中文描述： | 音頻同步彩色LED驅(qū)動(dòng)器 |
| 文件頁數(shù)： | 3/15頁 |
| 文件大?。?/td> | 726K |
| 代理商： | LM4970 |
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
Storage Temperature
Input Voltage
Power Dissipation (Note 3)
ESD Susceptibility (Note 4)
ESD Susceptibility (Note 5)
ESD Susceptibility (Note 12)
Junction Temperature
6.0V
65C to +150C
0.3V to V
DD
+0.3V
Internally Limited
2000V
200V
100V
150C
Thermal Resistance
θ
JA
(SDA14A)
θ
JC
(SDA14A)
57C/W
12C/W
Operating Ratings
Temperature Range
T
MIN
≤
T
A
≤
T
MAX
Supply Voltage
40C
≤
T
A
≤
+85C
2.7V
≤
V
DD
≤
5.5V (Note 13)
2.5V
≤
I
2
CV
DD
≤
5.5V
Control Interface Electrical Characteristics
(Notes 1, 2)
The following specifications apply for 3V
≤
V
DD
≤
5V unless otherwise specified. Limits apply for T
A
= 25C.
Symbol
Parameter
Conditions
LM4970
Units
(Limits)
Typical
(Note 6)
Limits
(Notes 7, 8)
2.5
100
0
100
100
0.7 x I
2
CV
DD
0.3 x I
2
CV
DD
t
1
t
2
t
3
t
4
t
5
V
IH
V
IL
SCL period
SDA Setup Time
SDA Stable Time
Start Condition Time
Stop Condition Time
Digital Input High Voltage
Digital Input Low Voltage
μs (min)
ns (min)
ns (min)
ns (min)
ns (min)
V (min)
V (max)
Color LED Driver Electrical Characteristics V
DD
= 5.0V
(Notes 1, 2, 9)
The following specifications apply for V
DD
= 5.0V unless otherwise specified. Limits apply for T
A
= 25C.
Symbol
Parameter
Conditions
LM4970
Units
(Limits)
Typical
(Note 6)
2.5
1.5
14
21
30
42
60
12
–11
Limits
(Notes 7, 8)
4
3.5
I
DDRGB
I
SDRGB
Supply Curent
Shutdown Current
mA (max)
μA (max)
mA
mA
mA
mA (min)
Hz
dB
dB
Shutdown Mode
.66X current drive setting
1X current drive setting
1.33X current drive setting
2X current drive setting
PWM_F
<
1:0
>
= ’01’
Maximum setting
Minimum setting
I
LED
LED Drive Current
23
f
PWM
PWM Frequency
Input Signal Level Gain Control
Color LED Driver Electrical Characteristics V
DD
= 3.0V
(Notes 1, 2, 9)
The following specifications apply for V
DD
= 3.0V unless otherwise specified. Limits apply for T
A
= 25C.
Symbol
Parameter
Conditions
LM4970
Units
(Limits)
Typical
(Note 6)
2.2
0.5
12
18
27
35
Limits
(Notes 7, 8)
3
2
I
DDRGB
I
SDRGB
Supply Curent
Shutdown Current
mA (max)
μA (max)
mA
mA
mA
mA (min)
Shutdown Mode
.66X current drive setting
1X current drive setting
1.33X current drive setting
2X current drive setting
I
LED
LED Drive Current
21
L
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM4970SD | 功能描述:LED照明驅(qū)動(dòng)器 RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SO-16N |
| LM4970SD/NOPB | 功能描述:LED照明驅(qū)動(dòng)器 RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SO-16N |
| LM4970SD/NOPB | 制造商:Texas Instruments 功能描述:IC, LED DRIVER, BOOST, LLP-10 |
| LM4970SDBD | 功能描述:音頻 IC 開發(fā)工具 LM4970 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 |
| LM4970SDX | 功能描述:LED照明驅(qū)動(dòng)器 RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SO-16N |
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