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參數(shù)資料
| 型號： | LM333T |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | 3-Ampere Adjustable Negative Regulators |
| 中文描述： | 1.2 V-32 V ADJUSTABLE NEGATIVE REGULATOR, PSFM3 |
| 封裝： | PLASTIC, TO-220, 3 PIN |
| 文件頁數(shù)： | 2/10頁 |
| 文件大小： | 268K |
| 代理商： | LM333T |
Absolute Maximum Ratings
(Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Power Dissipation
Input-Output Voltage Differential
Operating Junction Temperature Range
LM133
LM333
Internally Limited
35V
T
to T
55C to +150C
40C to +125C
Storage Temperature
Lead Temperature (Soldering, 10 sec.)
TO-3 Package
TO-220 Package
ESD Susceptibility
65C to +150C
300C
260C
TBD
Electrical Characteristics LM133
Specifications with standard typeface are for T
J
= 25C, and those with
boldface type
apply over the full operating temperature
range. (Note 3)
Parameter
Conditions
Typical
Min
Max
(Note 2)
1.262
1.275
Units
(Note 2)
1.238
1.225
Reference Voltage
I
L
= 10 mA
3V
≤
|V
IN
V
OUT
|
≤
35V
10 mA
≤
I
L
≤
3A, P
≤
P
MAX
3V
≤
|V
IN
V
OUT
|
≤
35V
I
OUT
= 50 mA (Note 4)
10 mA
≤
I
OUT
≤
3A, P
≤
P
MAX
(Notes 4, 5)
10 ms Pulse
T
MIN
≤
T
J
≤
T
MAX
T
J
= 125C, 1000 Hours
1.250
1.250
V
V
Line Regulation
0.01
0.02
0.2
0.4
0.002
0.4
0.15
65
70
2
0.02
0.05
0.5
1.0
0.01
% /V
Load Regulation
%
Thermal Regulation
Temperature Stability
Long Term Stability
Adjust Pin Current
% /W
%
%
μA
90
100
6
Adjust Pin Current
Change
Minimum Load
Current
Current Limit
(Note 5)
10 mA
≤
I
L
≤
3A
3.0V
≤
|V
IN
V
OUT
|
≤
35V
|V
IN
V
OUT
|
≤
35V
|V
IN
V
OUT
|
≤
10V
3V
≤
|V
IN
V
OUT
|
≤
10V
|V
IN
V
OUT
| = 20V
|V
IN
V
OUT
| = 30V
10 Hz to 10 kHz
μA
2.5
1.2
3.9
2.4
0.4
0.003
5.0
2.5
mA
3.0
1.25
0.3
A
Output Noise
(% of V
OUT
)
Ripple Rejection
% (rms)
V
OUT
= 10V, f = 120 Hz
dB
C
ADJ
=
C
ADJ
= 10 μF
0 μF
60
77
1.2
Thermal Resistance
Junction-to-Case
Thermal Shutdown
Temperature
TO-3 Package (K STEEL)
1.8
C/W
163
150
190
C
Electrical Characteristics LM333
Specifications with standard typeface are for T
J
= 25C, and those with
boldface type
apply over the full operating temperature
range. (Note 3)
Parameter
Conditions
Typical
Min
Max
(Note 2)
1.275
1.287
Units
(Note 2)
1.225
1.213
Reference Voltage
I
L
= 10 mA
3V
≤
|V
IN
V
OUT
|
≤
35V
10 mA
≤
I
L
≤
3A, P
≤
P
MAX
1.250
1.250
V
www.national.com
2
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