8220 Datasheet, PDF (4/8 Pages) Allegro MicroSystems – LOW-DROPOUT REGULATORS . HIGH EFFICIENCY

8220 THRU 8233
LOW-DROPOUT
REGULATORS
TYPICAL CHARACTERISTICS
LOAD REGULATION
+0.06
+0.04
+0.02
V_O(nom)
-0.02
-0.04
-0.06
T_A = -20°C
V_I = 4 V
V_I = 7 V
-0.08
0
10
20
30
40
OUTPUT CURRENT in mA
50
60
Dwg. GP-052-16
+0.03
+0.02
+0.01
V_O(nom)
-0.01
-0.02
-0.03
-0.04
2.0
LINE REGULATION
T_A = -20°C
25 mA INTERVALS
I_O = 50 mA
I_O = 0 mA
3.0
4.0
5.0
6.0
INPUT VOLTAGE in VOLTS
7.0
8.0
Dwg. GP-053-17
+0.06
+0.04
+0.02
V_O(nom)
-0.02
-0.04
-0.06
T_A = 25°C
-0.08
0
10
20
30
40
OUTPUT CURRENT in mA
V_I = 7 V
V_I = 4 V
50
60
Dwg. GP-052-17
+0.03
+0.02
+0.01
V_O(nom)
-0.01
-0.02
-0.03
-0.04
2.0
I_O = 0 mA
T_A = 25°C
25 mA INTERVALS
I_O = 50 mA
3.0
4.0
5.0
6.0
INPUT VOLTAGE in VOLTS
7.0
8.0
Dwg. GP-053-18
CAUTION: Maximum allowable duty cycle will be significantly less than 100% at high temperatures, at high input voltages, or at
high output currents. See appropriate Maximum Allowable Output Current table.
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