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參數(shù)資料
| 型號： | LP3856 |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | 3A Fast Response Ultra Low Dropout Linear Regulators |
| 中文描述： | 第3A快速響應(yīng)超低壓差線性穩(wěn)壓器 |
| 文件頁數(shù)： | 5/18頁 |
| 文件大小： | 417K |
| 代理商： | LP3856 |
Absolute Maximum Ratings
(Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Storage Temperature Range
Lead Temperature
(Soldering, 5 sec.)
ESD Rating (Note 3)
Power Dissipation (Note 2)
Input Supply Voltage (Survival)
Shutdown Input Voltage
(Survival)
Output Voltage (Survival), (Note
6), (Note 7)
65C to +150C
260C
2 kV
Internally Limited
0.3V to +7.5V
0.3V to 7.5V
0.3V to +6.0V
I
OUT
(Survival)
Maximum Voltage for ERROR
Pin
Maximum Voltage for SENSE Pin
Short Circuit Protected
V
IN
V
OUT
Operating Ratings
Input Supply Voltage (Note 11)
Shutdown Input Voltage
Maximum Operating Current (DC)
Junction Temperature
2.5V to 7.0V
0.3V to 7.0V
3A
40C to +125C
Electrical Characteristics
LP3853/LP3856
Limits in standard typeface are for T
J
= 25C, and limits in
boldface type
apply over the
full operating temperature range
.
Unless otherwise specified: V
IN
= V
O(NOM)
+ 1V, I
L
= 10 mA, C
OUT
= 10μF, V
SD
= 2V.
Symbol
Parameter
Conditions
Typ
(Note
4)
LP3853/6
(Note 5)
Units
Min
Max
V
O
Output Voltage
Tolerance
(Note 8)
Output Voltage Line
Regulation (Note 8)
Output Voltage Load
Regulation
(Note 8)
V
OUT
+1V
≤
V
IN
≤
7.0V
10 mA
≤
I
L
≤
3A
0
-1.5
-3.0
+1.5
+3.0
%
V
OL
V
OUT
+1V
≤
V
IN
≤
7.0V
0.02
0.06
0.08
0.14
%
V
O
/
I
OUT
10 mA
≤
I
L
≤
3A
%
V
IN
- V
OUT
Dropout Voltage
(Note 10)
I
L
= 300 mA
39
50
65
450
600
9
10
9
10
10
50
mV
I
L
= 3A
390
I
GND
Ground Pin Current In
Normal Operation Mode
I
L
= 300 mA
4
mA
I
L
= 3A
4
I
GND
Ground Pin Current In
Shutdown Mode
V
SD
≤
0.3V
-40C
≤
T
J
≤
85C
V
O
≥
V
O(NOM)
- 4%
0.01
μA
I
O(PK)
Peak Output Current
4.5
A
Short Circuit Protection
I
SC
Short Circuit Current
6
A
L
www.national.com
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LP3856-ADJ | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:3A Fast Response Ultra Low Dropout Linear Regulators |
| LP3856ES-1.8 | 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| LP3856ES-1.8/NOPB | 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| LP3856ES-2.5 | 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| LP3856ES-2.5/NOPB | 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
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