
2
Rev. 3/6/03
SPX2950/SPX2951 150mA Low Dropout Voltage Regulator
Copyright 2003 Sipex Corporation
Power Dissipation ........................................................ Internally Limited
Lead Temp. (Soldering, 5 Seconds) ............................................. 260
°
C
Storage Temperature Range ........................................-65
°
C to +150
°
C
Operating Junction Temperature Range .......................-40
C to +125
C
Input Supply Voltage........................................................ -0.3V to +30V
ABSOLUTE MAXIMUM RATINGS
Feedback Input Voltage ................................................ -1.5V to +30V
Shutdown Input Voltage ................................................ -0.3V to +30V
Error Comparator Output .............................................. -0.3V to +30V
ESD Rating ............................................................................ 2kV Min
ELECTRICAL CHARACTERISTICS
Electrical characteristics at V
IN
= V
O
+1V, I
L
=100
μ
A, C
L
=1
μ
F (note 2) T
A
=25
°
C, unless otherwise specified. Boldface applies over the full
operating temperature range.
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
SPX2950AC
SPX2951AC
SPX2950C
SPX2951C
3.3V Version
Output Voltage
T
J
=25
°
C
-25
°
C
≤
T
J
≤
85
°
C
Full Operating Temperature
100
μ
A
≤
I
L
≤
150mA
T
J
≤
T
JMAX
3.284
3.267
3.260
3.254
3.3
3.3
3.3
3.3
3.317
3.333
3.340
3.346
3.267
3.251
3.324
3.221
3.3
3.3
3.3
3.3
3.333
3.350
3.366
3.379
V
Output Voltage
V
5.0V Version
Output Voltage
T
J
=25
°
C
-25
°
C
≤
T
J
≤
85
°
C
Full Operating Temperature
100
μ
A
≤
I
L
≤
150mA
T
J
≤
T
JMAX
4.975
4.950
4.940
4.925
5.0
5.0
5.0
5.0
5.025
5.050
5.060
5.075
4.950
4.925
4.900
4.880
5.0
5.0
5.0
5.0
5.050
5.075
5.100
5.120
V
Output Voltage
V
All Voltage Options
Output Voltage
Temperature Coefficient
Line Regulation (Note 3)
Load Regulation (Note 3)
Dropout Voltage (Note5)
(Note1)
20
100
50
150
ppm/
°
C
V
O
+1V
≤
V
IN
≤
30V (Note 4)
100
μ
A
≤
I
L
≤
150mA
I
L
=100
μ
A
I
L
=100mA
I
L
=150mA
I
L
=100
μ
A
I
L
=100mA
I
L
=150mA
V
OUT
=0
0.03
0.04
20
270
300
150
3
5
230
0.05
430
160
100
0.1
0.1
80
450
500
170
6
8
0.04
0.1
20
270
300
150
3
5
230
0.05
430
160
100
0.2
0.2
80
450
500
170
6
8
%
%
mV
mV
mV
μ
A
mA
mA
mA
%/W
μ
Vrms
μ
Vrms
μ
Vrms
Ground Current
Current Limit
Thermal Regulation
Output Noise,
10Hz to 100kHz
0.2
0.2
C
L
=1
μ
F
C
L
=200
μ
F
C
L
=3.3
μ
F, Bypass=0.01
μ
F
from pin 7 to pin1 (SPX2951)
8-Pin Version only
Reference Voltage
Reference Voltage
Feedback Pin Bias Current
Reference Voltage
Temperature Coefficient
Feedback Pin Bias Current
Temperature Coefficient
SPX2951AC
1.235
SPX2951C
1.235
1.220
1.190
1.250
1.270
60
1.210
1.185
1.260
1.285
60
V
V
nA
Over Temperature (Note 6)
40
20
40
50
ppm/
°
C
0.1
0.1
nA/
°
C