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參數(shù)資料
| 型號： | LM3500TL-21 |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 顯示驅(qū)動器 |
| 英文描述： | Synchronous Step-up DC/DC Converter for White LED |
| 中文描述： | LED DISPLAY DRIVER, BGA8 |
| 封裝： | MICRO, SMD-8 |
| 文件頁數(shù)： | 4/18頁 |
| 文件大?。?/td> | 1072K |
| 代理商： | LM3500TL-21 |
Electrical Characteristics
(Continued)
Specifications in standard type face are for T
= 25C and those in
boldface type
apply over the Operating Temperature
Range of T
A
= 10C to +85C. Unless otherwise specified V
IN
=2.7V and specification apply to both LM3500-16 and LM3500-
21.
Symbol
Parameter
Conditions
Min
(Note 7)
Typ
(Note 8)
0.01
Max
(Note 7)
0.5
Units
I
L
Switch Leakage Current
(LM3500-16)
Switch Leakage Current
(LM3500-21)
Input Undervoltage Lockout
V
SW
= 15V
μA
V
SW
= 20V
0.01
2.0
UVP
ON Threshold
OFF Threshold
ON Threshold
OFF Threshold
ON Threshold
OFF Threshold
V
OUT
= 15V, SHDN = V
IN
2.4
2.3
15
14
20
19
2.5
2.4
15.5
14.6
20.5
19.5
2.6
2.5
16
15
21
20
V
OVP
Output Overvoltage
Protection (LM3500-16)
V
Output Overvoltage
Protection (LM3500-21)
I
Vout
V
OUT
Bias Current
(LM3500-16)
V
OUT
Bias Current
(LM3500-21)
PMOS Switch Leakage
Current (LM3500-16)
PMOS Switch Leakage
Current (LM3500-21)
SHDN Low
SHDN High
260
400
μA
V
OUT
= 20V, SHDN = V
IN
300
460
I
VL
V
OUT
= 15V, V
SW
= 0V
0.01
3
μA
V
OUT
= 20V, V
SW
= 0V
0.01
3
SHDN
Threshold
Specifications in standard type face are for T
J
= 25C and those in
boldface type
apply over the full
Operating Temperature
Range (T
J
= 40C to +125C)
. Unless otherwise specified V
IN
=2.7V and specification apply to both LM3500-16 and LM3500-
21.
0.65
0.65
0.3
V
1.1
Symbol
Parameter
Conditions
Min
(Note 7)
Typ
(Note 8)
Max
(Note 7)
Units
I
Q
Quiescent Current, Device
Not Switching
Quiescent Current, Device
Switching
Shutdown
Feedback Voltage
Feedback Voltage Line
Regulation
Switch Current Limit
(LM3500-16)
Switch Current Limit
(LM3500-21)
FB Pin Bias Current
Input Voltage Range
NMOS Switch R
DSON
PMOS Switch R
DSON
Duty Cycle Limit
(LM3500-16)
Duty Cycle Limit
(LM3500-21)
Switching Frequency
FB
>
0.54V
0.95
1.2
mA
FB = 0V
1.8
2.5
SHDN = 0V
V
IN
= 2.7V to 7V
V
IN
= 2.7V to 7V
0.1
0.5
2
μA
V
V
FB
V
FB
0.47
0.53
0.1
0.4
%/V
I
CL
V
IN
= 3.0V, Duty Cycle =
70%
V
IN
= 3.0V, Duty Cycle =
63%
FB = 0.5V (Note 9)
400
mA
670
I
B
V
IN
R
DSON
45
200
7.0
0.43
2.3
nA
V
2.7
V
IN
= 2.7V, I
SW
= 300mA
V
OUT
= 6V, I
SW
= 300mA
FB = 0V
1.1
D
Limit
87
%
FB = 0V
94
F
SW
0.8
1.0
1.2
MHz
L
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM3500TL-21/NOPB | 功能描述:LED照明驅(qū)動器 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 |
| LM3500TLX-16 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Synchronous Step-up DC/DC Converter for White LED |
| LM3500TLX-16/NOPB | 功能描述:LED照明驅(qū)動器 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 |
| LM3500TLX-21 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Synchronous Step-up DC/DC Converter for White LED |
| LM3500TLX-21/NOPB | 功能描述:LED照明驅(qū)動器 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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