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參數(shù)資料
| 型號： | LMS8117ADTX-3.3 |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | 1A Low-Dropout Linear Regulator |
| 中文描述： | 3.3 V FIXED POSITIVE LDO REGULATOR, 1.25 V DROPOUT, PSSO2 |
| 封裝： | TO-252, 3 PIN |
| 文件頁數(shù)： | 3/16頁 |
| 文件大小： | 777K |
| 代理商： | LMS8117ADTX-3.3 |
Absolute Maximum Ratings
(Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Maximum Input Voltage (V
IN
to GND)
LMS8117A-ADJ, LMS8117A-1.8,
LMS8117A-3.3
Power Dissipation (Note 2)
Junction Temperature (T
J
)
(Note 2)
Storage Temperature Range
20V
Internally Limited
150C
-65C to 150C
Soldering Information
Infrared (20 sec)
ESD Tolerance (Note 3)
235C
2000V
Operating Ratings
(Note 1)
Input Voltage (V
IN
to GND)
LMS8117A-ADJ, LMS8117A-1.8,
LMS8117A-3.3
Junction Temperature Range
(T
J
)(Note 2)
15V
0C to 125C
Electrical Characteristics
Typicals and limits appearing in normal type apply for T
J
= 25C. Limits appearing in
Boldface
type apply over the entire junc-
tion temperature range for operation, 0C to 125C.
Symbol
Parameter
Conditions
Min
(Note 5)
Typ
(Note 4)
Max
(Note 5)
Units
V
REF
Reference Voltage
LMS8117A-ADJ
I
OUT
= 10mA, V
IN
-V
OUT
= 2V, T
J
= 25C
10mA
≤
I
OUT
≤
1A, 1.4V
≤
V
IN
-V
OUT
≤
10V
LMS8117A-1.8
I
OUT
= 10mA, V
IN
= 3.8V, T
J
= 25C
0
≤
I
OUT
≤
1A, 3.2V
≤
V
IN
≤
10V
LMS8117A-3.3
I
OUT
= 10mA, V
IN
= 5V T
J
= 25C
0
≤
I
OUT
≤
1A, 4.75V
≤
V
IN
≤
10V
LMS8117A-ADJ
I
OUT
= 10mA, 1.5V
≤
V
IN
-V
OUT
≤
13.75V
LMS8117A-1.8
I
OUT
= 0mA, 3.2V
≤
V
IN
≤
10V
LMS8117A-3.3
I
OUT
= 0mA, 4.75V
≤
V
IN
≤
15V
LMS8117A-ADJ
V
IN
-V
OUT
= 3V, 10mA
≤
I
OUT
≤
1A
LMS8117A-1.8
V
IN
= 3.2V, 0
≤
I
OUT
≤
1A
LMS8117A-3.3
V
IN
= 4.75V, 0
≤
I
OUT
≤
1A
I
OUT
= 100mA
I
OUT
= 500mA
I
OUT
= 1A
V
IN
-V
OUT
= 5V, T
J
= 25C
LMS8117A-ADJ
V
IN
= 15V
LMS8117A-1.8
V
IN
≤
15V
LMS8117A-3.3
V
IN
≤
15V
T
A
= 25C, 30ms Pulse
f
RIPPLE
= 120Hz, V
IN
-V
OUT
= 3V
V
RIPPLE
= 1V
PP
1.238
1.225
1.250
1.250
1.262
1.270
V
V
V
OUT
Output Voltage
1.782
1.746
1.800
1.800
1.818
1.854
V
V
3.267
3.235
3.300
3.300
3.333
3.365
V
V
V
OUT
Line Regulation (Note
6)
0.035
1
0.2
6
%
mV
1
6
mV
V
OUT
Load Regulation (Note
6)
0.2
0.4
%
1
10
mV
1
10
1.15
1.2
1.25
1.9
mV
V
V
V
A
V
IN
-V
OUT
Dropout Voltage
(Note 7)
1.1
1.15
1.2
1.4
I
LIMIT
Current Limit
Minimum Load
Current (Note 8)
Quiescent Current
1.0
1.7
5
5
10
mA
mA
5
10
0.1
mA
%/W
dB
Thermal Regulation
Ripple Regulation
0.01
75
60
Adjust Pin Current
Adjust Pin Current
Change
60
120
μA
10mA
≤
I
OUT
≤
1A,
1.4V
≤
V
IN
-V
OUT
≤
10V
0.2
5
μA
L
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| LMS8117AMPX-ADJ | 1A Low-Dropout Linear Regulator |
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| LMS8117AMP-1.8 | 1A Low-Dropout Linear Regulator |
| LMS8117AMP-3.3 | 1A Low-Dropout Linear Regulator |
| LMS8117AMP-ADJ | 1A Low-Dropout Linear Regulator |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LMS8117ADTX-ADJ | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:1A Low-Dropout Linear Regulator |
| LMS8117ADTX-ADJ/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(fù)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 |
| LMS8117AMP-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(fù)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 |
| LMS8117AMP-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(fù)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 |
| LMS8117AMP-1.8/NOPB | 制造商:Texas Instruments 功能描述:Linear Voltage Regulator IC |
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