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參數(shù)資料
| 型號(hào)： | LP3891ESX-1.2 |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | 0.8A Fast-Response Ultra Low Dropout Linear |
| 中文描述： | 1.216 V FIXED POSITIVE LDO REGULATOR, 0.4 V DROPOUT, PSSO5 |
| 封裝： | MOLDED, TO-263, 5 PIN |
| 文件頁數(shù)： | 3/12頁 |
| 文件大?。?/td> | 307K |
| 代理商： | LP3891ESX-1.2 |
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
(Note 1)
Storage Temperature Range
Lead Temp. (Soldering, 5 seconds)
ESD Rating
Human Body Model (Note 3)
Machine Model (Note 10)
Power Dissipation (Note 2)
V
IN
Supply Voltage (Survival)
V
BIAS
Supply Voltage (Survival)
65C to +150C
260C
2 kV
200V
Internally Limited
0.3V to +6V
0.3V to +7V
Shutdown Input Voltage (Survival)
I
OUT
(Survival)
Output Voltage (Survival)
Junction Temperature
0.3V to +7V
Internally Limited
0.3V to +6V
40C to +150C
Operating Ratings
V
IN
Shutdown
I
OUT
Junction Temperature
V
BIAS
(V
OUT
+ V
DO
) to 5.5V
0 to +6V
0.8A
40C to +125C
4.5V to 6V
Electrical Characteristics
over the full operating temperature range. Unless otherwise specified: V
IN
= V
O
(NOM) + 1V, V
BIAS
= 4.5V, I
L
= 10 mA, C
IN
=
C
OUT
= 10 μF, V
S/D
= V
BIAS
.
Limits in standard typeface are for T
J
= 25C, and limits in
boldface type
apply
Symbol
Parameter
Conditions
Typical
(Note 4)
MIN
(Note
5)
1.198
MAX
(Note
5)
1.234
Units
V
O
Output Voltage Tolerance
10 mA
≤
I
L
≤
0.8A
V
O
(NOM) + 1V
≤
V
IN
≤
5.5V
4.5V
≤
V
BIAS
≤
6V
1.216
1.186
1.478
1.246
1.522
V
1.5
1.455
1.773
1.545
1.827
1.8
1.746
1.854
V
O
/
V
IN
Output Voltage Line Regulation
(Note 7)
Output Voltage Load Regulation
(Note 8)
Dropout Voltage (Note 9)
V
O
(NOM) + 1V
≤
V
IN
≤
5.5V
0.01
%/V
V
O
/
I
L
10 mA
≤
I
L
≤
0.8A
0.04
0.06
%/A
V
DO
I
L
= 0.8A
100
300
400
7
8
1
30
2
3
1
30
mV
I
Q
(V
IN
)
Quiescent Current Drawn from
V
IN
Supply
10 mA
≤
I
L
≤
0.8A
3
mA
V
S/D
≤
0.3V
0.03
μA
I
Q
(V
BIAS
)
Quiescent Current Drawn from
V
BIAS
Supply
10 mA
≤
L
≤
0.8A
1
mA
V
S/D
≤
0.3V
0.03
μA
I
SC
Shutdown Input
V
SDT
Short-Circuit Current
V
OUT
= 0V
1.8
A
Output Turn-off Threshold
Output = ON
Output = OFF
R
LOAD
X C
OUT
<<
Td (OFF)
R
LOAD
X C
OUT
<<
Td (ON)
V
S/D
=1.3V
V
S/D
≤
0.3V
0.7
0.7
20
15
1
1
1.3
V
0.3
Td (OFF)
Td (ON)
I
S/D
Turn-OFF Delay
Turn-ON Delay
S/D Input Current
μs
μA
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 |
|---|---|
| LP3891ET-1.2 | 制造商:Rochester Electronics LLC 功能描述: 制造商:Texas Instruments 功能描述:V REG LDO DR 0.8A 1.2V TO-220-5 |
| LP3891ET-1.2/NOPB | 功能描述:IC REG LDO 1.2V .8A TO-220-5 RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 產(chǎn)品變化通告:Heatsink Pkg Change 09/Oct/2007 標(biāo)準(zhǔn)包裝:50 系列:- 穩(wěn)壓器拓?fù)浣Y(jié)構(gòu):正，固定式 輸出電壓:24V 輸入電壓:最高 40 V 電壓 - 壓降（標(biāo)準(zhǔn)）:2V @ 1A 穩(wěn)壓器數(shù)量:1 電流 - 輸出:1A 電流 - 限制（最?。?- 工作溫度:0°C ~ 125°C 安裝類型:通孔 封裝/外殼:TO-220-3 供應(yīng)商設(shè)備封裝:TO-220-3 包裝:管件 |
| LP3891ET-1.5 | 制造商:Texas Instruments 功能描述:V REG LDO DR 0.8A 1.5V TO-220-5 |
| LP3891ET-1.5/NOPB | 功能描述:IC REG LDO 1.5V .8A TO-220-5 RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 產(chǎn)品變化通告:Heatsink Pkg Change 09/Oct/2007 標(biāo)準(zhǔn)包裝:50 系列:- 穩(wěn)壓器拓?fù)浣Y(jié)構(gòu):正，固定式 輸出電壓:24V 輸入電壓:最高 40 V 電壓 - 壓降（標(biāo)準(zhǔn)）:2V @ 1A 穩(wěn)壓器數(shù)量:1 電流 - 輸出:1A 電流 - 限制（最?。?- 工作溫度:0°C ~ 125°C 安裝類型:通孔 封裝/外殼:TO-220-3 供應(yīng)商設(shè)備封裝:TO-220-3 包裝:管件 |
| LP3891ET-1.8 | 制造商:Texas Instruments 功能描述:V REG LDO DR 0.8A 1.8V TO-220-5 |
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