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參數(shù)資料
| 型號： | LM2830ZSDX |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | High Frequency 1.0A Load - Step-Down DC-DC Regulator |
| 中文描述： | 1.75 A SWITCHING REGULATOR, 3750 kHz SWITCHING FREQ-MAX, PDSO6 |
| 封裝： | LLP-6 |
| 文件頁數(shù)： | 4/24頁 |
| 文件大?。?/td> | 862K |
| 代理商： | LM2830ZSDX |
Absolute Maximum Ratings
(Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
VIN
FB Voltage
EN Voltage
SW Voltage
ESD Susceptibility
Junction Temperature (Note 2)
-0.5V to 7V
-0.5V to 3V
-0.5V to 7V
-0.5V to 7V
2kV
150C
Storage Temperature
Soldering Information
Infrared or Convection Reflow
(15 sec)
65C to +150C
220C
Operating Ratings
VIN
Junction Temperature
3V to 5.5V
40C to +125C
Electrical Characteristics
standard type are for T
= 25C only; limits in
boldface type
apply over the junction temperature (T
) range of -40C to
+125C. Minimum and Maximum limits are guaranteed through test, design, or statistical correlation. Typical values represent
the most likely parametric norm at T
J
= 25C, and are provided for reference purposes only.
VIN = 5V unless otherwise indicated under the
Conditions
column. Limits in
Symbol
Parameter
Conditions
Min
0.588
Typ
0.600
Max
0.612
Units
V
FB
Feedback Voltage
LLP-6 and SOT23-5
Package
V
IN
= 3V to 5V
V
V
FB
/V
IN
I
B
Feedback Voltage Line Regulation
Feedback Input Bias Current
0.02
0.1
2.73
2.3
0.43
1.6
3.0
94
90
5
7
150
130
1.75
%/V
nA
V
100
2.90
UVLO
Undervoltage Lockout
V
IN
Rising
V
IN
Falling
1.85
UVLO Hysteresis
V
F
SW
Switching Frequency
LM2830-X
LM2830-Z
LM2830-X
LM2830-Z
LM2830-X
LM2830-Z
LLP-6 Package
SOT23-5 Package
V
IN
= 3.3V
1.2
2.25
86
82
1.95
3.75
MHz
D
MAX
Maximum Duty Cycle
%
D
MIN
Minimum Duty Cycle
%
R
DS(ON)
Switch On Resistance
m
195
I
CL
Switch Current Limit
Shutdown Threshold Voltage
Enable Threshold Voltage
Switch Leakage
Enable Pin Current
1.2
A
V
EN_TH
0.4
V
1.8
I
SW
I
EN
100
100
3.3
4.3
30
nA
nA
mA
mA
nA
Sink/Source
LM2830X V
FB
= 0.55
LM2830Z V
FB
= 0.55
All Options V
EN
= 0V
I
Q
Quiescent Current (switching)
5
6.5
Quiescent Current (shutdown)
L
www.national.com
4
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM2830ZSDX/NOPB | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| LM2831 | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:High Frequency 1.5A Load - Step-Down DC-DC Regulator |
| LM2831XMF | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| LM2831XMF EVAL | 功能描述:電源管理IC開發(fā)工具 RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V |
| LM2831XMF | 制造商:Texas Instruments 功能描述:V REG 1.5A 1.6MHZ BUCK SMD 2831 |
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