MJLP2951-X REV 1B1
MICROCIRCUIT DATA SHEET
Electrical Characteristics
DC PARAMETERS(Continued)
(The following conditions apply to all the following parameters, unless otherwise specified.)
DC: Vout = 5V (Nominal), Cload = 3.3uF, Vsd = 0.6V, Vin = 6V, Il = -100uA
SYMBOL
Igsc
PARAMETER
Ground Current At
Current Limit
Reference Voltage
CONDITIONS
Vout = 0V, Vin = 6V
NOTES
PIN-
NAME
MIN
MAX
20
25
Vref
1.22
1.20
Vrline
Reference Voltage
Line Regulation
Reference Voltage
Output Regulation
Feedback Pin Bias
Current
Error Comparator
Output Leakage
Current
Error Comparator
Output Low
Voltage
Shutdown Pin
Input Current
Vo = 30V
2.3V < Vin < 30V
2.3V < Vin < 30V
Vrload
1.2V < Vout < 29V, Vin = 30V
1.2V < Vout < 29V, Vin = 30V
Ifb
-1.9
-10
-1.2
-5
1.25
1.26
1.9
10
1.2
5
40
60
Ioh
1
2
Vin = 4.5V, Vsd = 2V
250
400
Vsd = 2.4V
50
100
Vsd = 30V
600
750
Vsdl
Vsdh
Ilkg
Shutdown Input
Logic Voltage
Shutdown Input
Logic Voltage
Regular Output
Bias Current In
Shutdown
(LOW)
(HIGH)
Vsd = 2V, Vin = 30V, Il = 0mA
1
1
2
-10
-20
10
20
0.6
UNIT
mA
mA
V
V
mV
mV
mV
mV
nA
nA
uA
uA
mV
mV
uA
uA
uA
uA
V
V
uA
uA
SUB-
GROUPS
1
2, 3
1
2, 3
1
2, 3
1
2, 3
1
2, 3
1
2, 3
1
2, 3
1
2, 3
1
2, 3
1, 2,
3
1, 2,
3
1
2, 3
Vol
Isd
AC PARAMETERS
(The following conditions apply to all the following parameters, unless otherwise specified.)
AC: Vin = 6V, Cload = 3.3uF, Vsd = 0.6V
Rr
Vnoise
Ripple Rejection
Output Noise
f = 120Hz, Vin = 0.1Vrms
C1 = 1uF
C1 = 3.3uF
50
600
250
dB
4
uVrms 7
uVrms 7
5
NSC [ NATIONAL SEMICONDUCTOR ]
