8183 Datasheet, PDF (3/8 Pages) Allegro MicroSystems – LOW-DROPOUT, 3 V REGULATOR . HIGH EFFICIENCY

8183
LOW-DROPOUT,
ELECTRICAL CHARACTERISTICS at T_A = +25°C (unless otherwise n₃ote_Vd)_R. _EGULA-
Limits
Characteristic
Symbol Test Conditions
Min.
Typ.
Max.
Units
TOR ^{Output Voltage}
V_O
4 V ≤ V_I ≤ 8 V,
T_A = +25°C
10 µA ≤ I_O ≤ 100 mA* -20°C ≤ T_A ≤ +85°C
V_I = 3 V, I_O = 60 mA*, -20°C ≤ T_A ≤ +85°C
Output Volt. Temp. Coeff.
α_VO
V_I = 6 V, I_O = 10 mA
Line Regulation
∆V_O(∆VI)
6 V ≤ V_I ≤ 8 V, I_O = 1 mA
4 V ≤ V_I ≤ 6 V, I_O = 1 mA
Load Regulation
∆V_O(∆IO)
1 mA ≤ I_O ≤ 100 mA*, V_I = 8 V
1 mA ≤ I_O ≤ 100 mA*, V_I = 6 V
1 mA ≤ I_O ≤ 100 mA*, V_I = 4 V
Dropout Voltage
V_Imin - V_O I_O = 60 mA*
I_O = 125 mA*
Quiescent Current
I_Q
V_I = 6 V, 1 mA ≤ I_O ≤ 100 mA*, V_E ≥ 2.0 V
(GND terminal current)
V_I = 8 V, 1 mA ≤ I_O ≤ 100 mA*, V_E ≥ 2.0 V
I_Q(off)
4 V ≤ V_I ≤ 8 V, V_E ≤ 0.8 V
ENABLE Input Voltage
V_EH
4 V ≤ V_I ≤ 8 V,
Output ON
V_EL
-20°C ≤ T_A ≤ +85°C Output OFF
ENABLE Input Current
I_E
T_A ≤ +85°C, V_E = V_I = 8 V
Thermal Shutdown Temp.
T_J
Thermal Resistance
R_θJA
Mounted on 2.24" x 2.24" solder-coated
copper-clad board in still air
Typical values are at T_A = +25°C and are given for circuit design information only.
* Pulse test (≤20 ms). See previous page for duty cycle limitations.
2.95
2.90
2.70
—
—
—
—
—
—
—
—
—
—
—
2.0
—
—
150
—
3.00
3.00
—
—
4.0
9.5
19
14
8.0
90
190
45
50
—
—
—
—
—
258
3.05
V
3.10
V
—
V
±1.0
mV/°C
10
mV
18
mV
30
mV
25
mV
20
mV
150
mV
300
mV
60
µA
65
µA
1.0
µA
—
V
0.8
V
±0.1
µA
—
°C
—
°C/W