LP2951JAN Datasheet, PDF (6/24 Pages) Texas Instruments – Adjustable Micropower Voltage Regulators

JL2951 Electrical Characteristics
DC Parameters
The following conditions apply, unless otherwise specified. V_IN = 6V, I_L = −100µA, C_L = 3.3µF, V_O = 5V (Nominal), V_SD = 0.6V
Symbol
Parameter
Conditions
Notes Min Max Units
Sub-
groups
V_O
Output Voltage
4.975 5.025
V
1
4.94 5.06
V
2, 3
V_{O Line}
V_{O Load}
Line Regulation
Load Regulation
6V ≤ V_IN ≤ 30V,
I_L = -1mA
-100µA ≤ I_L ≤ -100mA,
-5.0 5.0
mV
1
-25 25
mV
2, 3
-5.0 5.0
mV
1
-25 25
mV
2, 3
V_D
Dropout Voltage
I_L = -100mA
450
mV
1
600
mV
2, 3
80
mV
1
150
mV
2, 3
I_L = -100mA,
12
mA
1
14
mA
2, 3
120
µA
1
I_G
Ground Current
V_O = 15V, V_IN = 30V
140
µA
2, 3
120
µA
1
140
µA
2, 3
V_IN = 30V, V_O = 15V
15
mA
1
20
mA
2, 3
I_{G Diff}
Ground Current Change
6V ≤ V_IN ≤ 30V,
-30 30
µA
1
-50 50
µA
2, 3
I_GDO
Dropout Ground Current
V_IN = 4.5V,
170
µA
1
200
µA
2, 3
V_{Th L}
Error Comparator Lower
Threshold Voltage
0.0 0.8
mV
1, 2, 3
V_{Th U}
Error Comparator Upper
Threshold Voltage
2.0 30
mV
1, 2, 3
θ_R
Thermal Regulation
V_IN = 30V, I_L = -50mA,
2mS ≤ T ≤ 10mS
-12.5 12.5
mV
1
I_SC
Current Limit
V_O = 0V,
200
mA
1
220
mA
2, 3
I_GSC
Ground Current At Current Limit V_O = 0V,
20
mA
1
25
mA
2, 3
V_Ref
Reference Voltage
1.22 1.25
V
1
1.20 1.26
V
2, 3
V_{R Line}
Reference Voltage Line
Regulation
2.3V ≤ V_IN ≤ 30V
-1.9 1.9
mV
1
-10 10
mV
2, 3
V_{R Load}
I_FB
Reference Voltage Output
Regulation
Feedback Pin Bias Current
1.2V ≤ V_O ≤ 29V,
V_IN = 30V
-1.2 1.2
mV
1
-5.0 5.0
mV
2, 3
40
nA
1
60
nA
2, 3
Error Comparator Output
I_OH
Leakage Current
V_O = 30V
1.0
µA
1
2.0
µA
2, 3
Error Comparator Output Low
V_OL
Voltage
V_IN = 4.5V, V_SD = 2V
250
mV
1
400
mV
2, 3
5
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