參數(shù)資料
型號： 1117-28
廠商： National Semiconductor Corporation
元件分類： 基準電壓源/電流源
英文描述： Micropower 5V, 100mA Low Dropout Linear Regulator
中文描述： 微5V的，100mA的低壓差線性穩(wěn)壓器
文件頁數(shù)： 5/21頁
文件大?。?/td> 535K
代理商： 1117-28
LM1117 Electrical Characteristics
(Continued)
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
OUT
Load Regulation
(Note 6)
LM1117-ADJ
V
IN
-V
OUT
= 3V, 10
≤
I
OUT
≤
800mA
LM1117-1.8
V
IN
= 3.2V, 0
≤
I
OUT
≤
800mA
LM1117-2.5
V
IN
= 3.9V, 0
≤
I
OUT
≤
800mA
LM1117-2.85
V
IN
= 4.25V, 0
≤
I
OUT
≤
800mA
LM1117-3.3
V
IN
= 4.75V, 0
≤
I
OUT
≤
800mA
LM1117-5.0
V
IN
= 6.5V, 0
≤
I
OUT
≤
800mA
I
OUT
= 100mA
I
OUT
= 500mA
I
OUT
= 800mA
V
IN
-V
OUT
= 5V, T
J
= 25C
LM1117-ADJ
V
IN
= 15V
LM1117-1.8
V
IN
≤
15V
LM1117-2.5
V
IN
≤
15V
LM1117-2.85
V
IN
≤
10V
LM1117-3.3
V
IN
≤
15V
LM1117-5.0
V
IN
≤
15V
T
A
= 25C, 30ms Pulse
f
RIPPLE
=1 20Hz, V
IN
-V
OUT
= 3V V
RIPPLE
= 1V
PP
0.2
1
0.4
10
%
mV
1
10
mV
1
10
mV
1
10
mV
1
15
1.20
1.25
1.30
1500
mV
V
V
V
mA
V
IN
-V
OUT
Dropout Voltage
(Note 7)
1.10
1.15
1.20
1200
I
LIMIT
Current Limit
Minimum Load
Current (Note 8)
Quiescent Current
800
1.7
5
5
10
mA
mA
5
10
mA
5
10
mA
5
10
mA
5
10
0.1
mA
%/W
dB
Thermal Regulation
Ripple Regulation
0.01
75
60
Adjust Pin Current
Adjust Pin Current
Change
Temperature Stability
Long Term Stability
RMS Output Noise
Thermal Resistance
Junction-to-Case
60
120
μA
10
≤
I
OUT
≤
800mA,
1.4V
≤
V
IN
-V
OUT
≤
10V
0.2
0.5
0.3
0.003
15.0
3.0
10
136
79
92
55
40
5
μA
%
%
%
C/W
C/W
C/W
C/W
C/W
C/W
C/W
C/W
T
A
= 125C, 1000Hrs
(% of V
OUT
), 10Hz
≤
f
≤
10kHz
3-Lead SOT-223
3-Lead TO-220
3-Lead TO-252
3-Lead SOT-223 (No heat sink)
3-Lead TO-220 (No heat sink)
3-Lead TO-252 (Note 9) (No heat sink)
3-Lead TO-263
8-Lead LLP(Note 10)
Thermal Resistance
Junction-to-Ambient
(No air flow)
L
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