參數(shù)資料
型號： SPX2954
元件分類： 基準(zhǔn)電壓源/電流源
英文描述： 250 mA Low Dropout Voltage Regulator（Output Programmable From 1.24V to 29V）(250mA，低壓差穩(wěn)壓器（可編程輸出從1.24V-29V))
中文描述： 250毫安低壓差穩(wěn)壓器（輸出可編程從兩種器件的29V）（250mA的，低壓差穩(wěn)壓器（可編程輸出從兩種器件- 29V））
文件頁數(shù)： 2/7頁
文件大?。?/td> 204K
代理商： SPX2954
Rev. 11/21/00
SPX2954
ABSOLUTE MAXIMUM RATINGS
Power Dissipation..........................................Internally Limited
Lead Temp. (Soldering, 5 Seconds)................................260°C
Storage Temperature Range ............................-65° to +150°C
Operating Junction Temperature Range (Note 9)
SPX2954................................................ -40C° to +125°C
ELECTRICAL CHARACTERISTICS
at V
S
=±15V, T
A
=25°C
,
unless otherwise noted.
Boldface
applies over the full
operating temperature range.
Parameter
Conditions
Typical
Input Supply Voltage .......................................-20V to +60V
Feedback Input Voltage.....................................-1.5 to +30V
Shutdown Input Voltage.....................................-0.3 to +30V
Error Comparator Output...................................-0.3 to +30V
ESD Rating ............................................................2KV Min
SPX2954A
Min Max
3.284
3.267
3.260
3.251
SPX2954
Min Max
3.267
3.251
3.234
3.201
Units
Output Voltage
T
J
=25
°
C
-25
°
C
≤
T
J
≤
+85
°
C
-40
°
C
≤
T
J
≤
+125
°
C
1mA
≤
I
L
≤
250mA
T
J
≤
T
JMAX
T
J
=25
°
C
-25
°
C
≤
T
J
≤
+85
°
C
-40
°
C
≤
T
J
≤
+125
°
C
1mA
≤
I
L
≤
250mA
T
J
≤
T
JMAX
(Note 1)
6V
≤
V
IN
≤
30V (Note 4)
3.3
3.317
3.333
3.340
3.350
3.333
3.350
3.366
3.399
V
Output Voltage
3.3
V
Output Voltage
5.0
5.0
5.0
5.0
4.975
4.95
4.94
4.925
5.025
5.050
5.06
5.075
4.95
4.925
4.90
4.85
5.05
5.075
5.10
5.15
V
Output Voltage
V
Output Voltage
Temperature Coefficient
Line Regulation (Note 3)
20
100
150
ppm/°C
0.03
0.10
0.20
0.16
0.20
100
150
250
420
300
450
450
600
150
180
2
2.5
6
8
14
16
550
600
0.2
0.20
0.40
0.20
0.30
100
150
250
420
300
450
450
600
150
180
2
2.5
6
8
20
22
550
600
0.2
%max
Load Regulation (Note 3)
I
L
= 1 to 250 mA
I
L
= 0.1 to 1 mA
I
L
= 1mA
I
L
= 50mA
I
L
= 100mA
I
L
= 250 mA
0.04
%max
Dropout Voltage
(Note 5)
60
220
250
375
mV
Ground Current
I
L
= 1mA
I
L
= 50mA
I
L
= 100mA
I
L
= 250 mA
90
1
4.5
21
μ
A
mA
Current Limit
Thermal Regulation
Output Noise,
10Hz to 100khz
I
L
= 100mA
8-Pin Versions only
Reference Voltage
V
OUT
= 0
mA
C
L
= 2.2
μ
F
C
L
= 33
μ
F
0.05
400
260
Typical
1.235
%/w
μ
V rms
SPX2954A
SPX2954
1.220
1.200
1.190
1.250
1.260
1.27
40
60
1.210
1.200
1.185
1.260
1.270
1.285
40
60
V
Reference Voltage
Feedback Pin Bias Current
Over Temperature (Note 6)
V
nA
20
Reference Voltage Temperature
Coefficient
Feedback Pin Bias Current
Temperature Coefficient
(Note 7)
50
0.1
ppm/°C
nA/°C
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