8205 Datasheet, PDF (3/8 Pages) Allegro MicroSystems – LOW-DROPOUT REGULATORS . HIGH EFFICIENCY

8205
LOW-DROPOUT
REGULATORS
ELECTRICAL CHARACTERISTICS at T_A = +25°C, V_E = V_I (unless otherwise noted).
Limits
Characteristic
Symbol Test Conditions
Min. Typ. Max.
Output Voltage
Output Volt. Temp. Coeff.
Line Regulation
Load Regulation
Dropout Voltage
Ground Terminal Current
ENABLE Input Voltage
ENABLE Input Current
Internal Reference Voltage
ADJUST Input Current
Rejection Ratio
Output Noise
V_O
a_VO
∆V_O(∆VI)
∆V_O(∆IO)
V_Imin - V_O
I_GND
I_Q
V_EH
V_EL
I_E
V_REF
I_ADJ
PSRR
e_n
V_I ≥ V_O(nom) + 1 V, 1 mA ≤ I_O ≤ 150 mA*,
reference specified V_O(nom)
V_I = 6 V, I_O = 10 mA, T_J ≤ 125°C
V_O(nom) + 1 V ≤ V_I ≤ 7 V, I_O = 3 mA
V_I = V_O(nom) + 1 V, 1 mA ≤ I_O ≤ 150 mA*
V_I = 7 V, 1 mA ≤ I_O ≤ 150 mA*
I_O = 100 mA
V_I = V_O(nom) + 1 V, I_O = 1 mA
V_I = V_O(nom) + 1 V, I_O = 150 mA*
V_I = 7 V, I_O = 1 mA
V_I = 7 V, I_O = 150 mA*
V_I ≤ 7 V, V_E ≤ 0.8 V, I_O = 0 mA
V_I ≥ V_O(nom) + 1 V, Output ON
V_I ≥ V_O(nom) + 1 V, Output OFF
V_E = V_I = 7 V
A8205SLH-ADJ only
V_I = V_O(nom) + 1.5 V, V_i = 100 mV,
I_O = 30 mA, f = 60 Hz
10 Hz ≤ f ≤ 100 kHz, I_O = 10 mA, C_O = 10 µF
—
0.0
±1.5
—
40
—
—
—
±1.5
—
—
±1.5
—
—
±1.5
—
75
200
—
55
65
—
55
65
—
55
65
—
55
65
—
—
1.0
2.0
—
—
—
—
0.4
—
—
±1.0
—
1.26
—
—
0.10
—
—
70
—
—
0.5
—
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.
Units
%
ppm/°C
%
%
%
mV
µA
µA
µA
µA
µA
V
V
µA
V
µA
dB
µV/√Hz
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