LP2951CM-5 Semtech Corporation, LP2951CM-5 Datasheet - Page 2

• Manufacturer Part Number: LP2951CM-5
• Description: 150mA ADJUSTABLE VOLTAGE REGULATOR
• Manufacturer: Semtech Corporation

March 17, 1998
ELECTRICAL CHARACTERISTICS
Unless specified, limits are over operating temperature range (T
Parameter
Output Voltage
LP2951CM
LP2951CM-3.3
Temp Coefficient
Line Regulation
Load Regulation
Dropout Voltage
Ground Current
Dropout Ground Current
Current Limit
Reference Voltage
Feedback Bias Current
Error Comparator
Output High Leakage
Current
Output Low Voltage
Threshold Voltage
Hysteresis
Shutdown Input
Input Logic Voltage
Input Current
Regulator Shutdown
Output Current
NOTE:
(1) Temperature coefficient is defined as the worst case voltage change divided by total temperature range.
© 1998 SEMTECH CORP.
(1)
REG
REG
Symbol
I
I
V
GND(D)
V
I
V
O(SD)
T
V
GND
I
I
I
OUT
CL
REF
FB
SD
SD
C
(LOAD)
D
(LINE)
V
V
V
REF
IN
V
150mA ADJUSTABLE
VOLTAGE REGULATOR
IN
OUT
= (V
V
(V
= (V
SHUTDOWN
T
O(NOM)
V
= 0, Feedback pin to Tap
100µA
100µA
J
O(NOM)
OUT
V
O(NOM)
= 25°C, I
V
0°C
SHUTDOWN
SHUTDOWN
Conditions
I
I
I
I
V
L=
L=
+ 1V)
L=
L=
V
OH
(V
- 0.5V), I
Lower
Upper
OUT
=100mA
=100mA
- 0.5V), I
High
=100µA
=100µA
Low
T
IN
I
I
= 30V
2V, V
J
L=
L=
- 1V), T
L
= 0
= 2.4V
= 100µA
=100mA
=100mA
= 30V
=70°C
V
652 MITCHELL ROAD NEWBURY PARK CA 91320
IN
IN=
OL
J
L=
= T
=30V
J
= 400µA
30V,
=100µA
==25°C,
A
), V
IN
= V
4.950
3.267
1.210
OUT(NOM)
Min
2.0
25
+ 1V, I
5.000
3.300
1.235
Typ
380
120
110
200
150
0.1
0.1
20
80
20
60
75
15
8
L
=100µA, C
5.050
3.333
1.260
Max
120
150
600
160
250
250
400
140
100
750
0.5
0.4
0.6
14
60
20
2
LP2951
L
=1µF
ppm/°C
Units
mV
mA
mA
mV
mV
mV
µA
µA
nA
µA
µA
µA
%
%
V
V
V
V
2