參數(shù)資料
型號(hào)： LM3570SD
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 顯示驅(qū)動(dòng)器
英文描述： Low Noise White LED Driver System
中文描述： LED DISPLAY DRIVER, DSO14
封裝： 4 X 3 MM, 0.80 MM HEIGHT, LLP-14
文件頁(yè)數(shù)： 3/13頁(yè)
文件大?。?/td> 352K
代理商： LM3570SD
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.
VIN pin: Voltage to GND
EN, PWM: Voltage to GND
-0.3V to 6.0V
-0.3V to (V
IN
+
0.3V) w/ 6.0V max
Internally Limited
Continuous Power Dissipation
(Note 3)
Junction Temperature (T
J-MAX
)
Storage Temperature Range
Maximum Lead Temperature
(Soldering, 10 sec.)
ESD Rating(Note 5)
Human Body Model
Machine Model
150
o
C
-65
o
C to +150
o
C
(Note 4)
2.0kV
200V
Operating Ratings
(Notes 1, 2)
Input Voltage Range
Junction Temperature (T
J
) Range
Ambient Temperature (T
A
) Range
(Note 6)
2.7V to 5.5V
-40C to +105C
-40C to +85C
Thermal Properties
Juntion-to-Ambient Thermal
Resistance (
θ
JA
), LLP14 Package
(Note 7)
45C/W
Electrical Characteristics
(Notes 2, 8)
Limits in standard typeface and typical values apply for T
J
= 25
o
C. Limits in
boldface
type apply over the operating junction
temperature range. Unless otherwise noted, specifications apply to the LM3570 typical Application Circuit (pg.1) with: V
IN
=
3.6V, V
EN
= 3.0V, V
PWM
= 3.0V, V
DX
=3.6V, R
SET
= 6.25k
, C
1
=C
2
=1.0μF, C
IN
=2.2μF, C
OUT
=3.3μF(Note 9)
Symbol
Parameter
Condition
3.0V
≤
V
IN
≤
5.5V;
2.5V
≤
V
Dx
≤
3.6V;
R
SET
= 6.25k
;
I
VOUT
= 0mA
3.0V
≤
V
IN
≤
5.5V;
2.5V
≤
V
Dx
≤
3.8V;
R
SET
= 8.35k
;
I
VOUT
= 0mA
3.0V
≤
V
IN
≤
5.5V;
2.5V
≤
V
Dx
≤
3.9V;
R
SET
= 12.5k
;
I
VOUT
= 0mA
3.3V
≤
V
IN
≤
5.5V;
0mA
≤
I
Total
≤
80mA(Note 11)
Current Matching Between
Any Two Outputs(Note 12)
I
Dx
= 95% x I
Dx
(nom.);
R
SET
= 6.25k
;
(I
Dx
(nom.)
≈
20mA)
I
Dx
= 95% x I
Dx
(nom.)
R
SET
= 8.35k
;
(I
Dx
(nom.)
≈
15mA)
3.0V
≤
V
IN
≤
5.5V;
R
SET
= open;
No Load Current
3.0V
≤
V
IN
≤
5.5V;
R
SET
= 6.25k
;
No Load Current
3.0V
≤
V
IN
≤
5.5V;
V(EN) = 0V, V(PWM) = 0V
(Note 14)
Charge Pump Output
Resistance
Min
Typ
Max
Units
I
Dx
Output Current Regulation
(All Current Sources Active
Total Current = 3 x I
Dx
)
(Note 10)
18.4
20.0
21.6
mA
13.6
15.0
16.4
10.0
V
OUT
Regulated Output Voltage
4.1
4.3
4.6
V
I
Dx-MATCH
0.3
%
V
HR
Current Source Headroom
Voltage
(Note 13)
500
mV
375
I
Q
Quiescent Supply Current
1.5
2.0
mA
1.8
I
SD
Shutdown Supply Current
0.1
1.0
μA
R
OUT
3.0V
≤
V
IN
≤
5.5V
4
L
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參數(shù)描述
LM3570SD/NOPB 功能描述:IC LED DRIVR WHITE BCKLGT 14-LLP RoHS:是 類別:集成電路 (IC) >> PMIC - LED 驅(qū)動(dòng)器 系列:PowerWise® 標(biāo)準(zhǔn)包裝:1 系列:- 恒定電流:- 恒定電壓:- 拓?fù)?PWM，切換式電容器（充電泵） 輸出數(shù):1 內(nèi)部驅(qū)動(dòng)器:是 類型 - 主要:背光 類型 - 次要:白色 LED 頻率:642kHz 電源電壓:2.7 V ~ 5.5 V 輸出電壓:5V 安裝類型:表面貼裝 封裝/外殼:10-VFDFN 裸露焊盤(pán) 供應(yīng)商設(shè)備封裝:10-VSON 包裝:剪切帶 (CT) 工作溫度:-30°C ~ 85°C 產(chǎn)品目錄頁(yè)面:1371 (CN2011-ZH PDF) 其它名稱:BD1603NUV-E2CT
LM3570SDX 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Low Noise White LED Driver System
LM3578 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Switching Regulator
LM3578A 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Switching Regulator
LM3578AM 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
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