LP2950/51
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
-40C to +125C
Input Supply Voltage..................................... -0.3V to +30V
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
V
IN
=6V, I
O
=100µA, C
OUT
=1µF (Note 2) T
A
=25C,
unless otherwise noted
.
PARAMETER
3.3 V Versions
Output Voltage
CONDITIONS
LP2950AC
LP2951AC
Min.
Typ. Max.
3.284
3.267
3.260
3.254
3.3
3.3
3.3
3.3
3.317
3.333
3.340
3.346
Min.
3.267
3.251
3.234
3.221
LP2950C
LP2951C
Typ. Max.
3.3
3.3
3.3
3.3
3.333
3.350
3.366
3.379
UNITS
V
TJ = 25¡C
-25¡C
≤T
J
≤85¡C
Full Operating Temperature
100
µA ≤I
L
≤100
mA
TJ
≤T
JMAX
T
J
= 25¡C
-25¡C
≤T
J
≤85¡C
Full Operating Temperature
100
µA ≤I
L
≤100
mA
T
J
≤T
JMAX
Output Voltage
5 V Versions
Output Voltage
V
Output Voltage
All Voltage Options
Output Voltage
Temperature Coefficient
Line Regulation (Note 3)
Load Regulation (Note 3)
Dropout Voltage
(Note 5)
Ground Current
Current Limit
Thermal Regulation
Output Noise,
10Hz to 100KHz
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
V
20
(Note 1)
6V
≤V
IN
≤30V
(Note 4)
100
µA ≤I
L
≤
100 mA
I
L
= 100
µA
I
L
= 100 mA
I
L
= 100
µA
I
L
= 100 mA
V
OUT
= 0
C
L
= 1µF
C
L
= 200
µF
C
L
= 3.3
µF,
Bypass = 0.01µF
from Pin 7 to Pin 1 (LP2951)
0.03
0.04
50
380
150
8
150
0.05
430
160
100
120
0.1
0.1
80
450
170
12
200
0.2
50
0.04
0.1
50
380
150
8
150
0.05
430
160
100
150
0.2
0.2
80
450
170
12
200
0.2
ppm/¡C
%
%
mV
mV
µA
mA
mA
%/W
µV
rms
µV
rms
µV
rms
8-Pin Versions only
Reference Voltage
Reference Voltage
Over Temperature (Note 6)
LP2951AC
1.220
1.235
1.250
1.190
1.270
1.210
1.185
LP2951C
1.235
1.260
1.285
V
V
Feedback Pin Bias
Current
40
60
40
60
nA
Rev. 8/10/01
LP2950/51 100mA Low Dropout Voltage Regulators
2
©Copyright 2001 Sipex Corporation
SIPEX [ SIPEX CORPORATION ]
