ELECTRICAL CHARACTERISTICS
(V
IN
= V
OUT (NOMINAL)
+ 0.5V or 2.5V (whichever is greater), T
A
= - 40°C to +85°C, Typical values are at T
A
= + 25°C, for each LDO unless
otherwise specified.)
PARAMETER
Input Voltage
Output Voltage Accuracy
Maximum Output Current
Current Limit
Ground Pin Current
Dropout Voltage (Note1)
Line Regulation
Load Regulation
Power Supply Rejection Rate
SHUTDOWN
EN Input Threshold
EN Input Bias Current
Shutdown Supply Current
Shutdown Exit Delay(Note2)
THERMAL PROTECTION
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
T
SHDN
ΔT
SHDN
160
15
℃
℃
V
IH
V
IL
I
B(SHDN)
I
Q(SHDN)
V
IN
= 2.5V to 4.5V
EN = 0V and EN = 4.5V
EN1 = EN2 = 0.4V
C
OUT
= 1µF, No load
T
A
= +25°C
T
A
= +85°C
T
A
= +25°C
T
A
= +85°C
T
A
= +25°C
2.0
0.4
0.02
0.02
0.01
0.01
20
5
5
V
µA
µA
µs
ΔV
LNR
ΔV
LDR
PSRR
I
LIM
I
Q
EN= 2V, both LDOs
I
OUT
= 1mA
I
OUT
= 150mA
V
IN
= 2.5V or (V
OUT
+ 0.5V) to 4.5V,
I
OUT
= 1mA
I
OUT
= 0.1mA to 150mA, C
OUT
= 1µF
I
LOAD
= 50mA, C
OUT
= 1µF
f = 100Hz,
No load
I
OUT
= 150mA
SYMBOL
V
IN
I
OUT
= 0.1mA, V
OUT
≥2.5V,
T
A
= +25°C
150
160
500
160
300
0.9
135
0.02
0.004
74
200
0.08
0.01
CONDITIONS
MIN
2.5
TYP
MAX
4.5
2
UNITS
V
%
mA
mA
µA
mV
%/V
%/mA
dB
Specifications subject to change without notice.
Note 1:
The dropout voltage is defined as V
IN
- V
OUT
, when V
OUT
is 100mV below the value of V
OUT
for V
IN
= V
OUT
+ 0.5V. (Only applicable for
V
OUT
= +2.5V to +3.3V)
Note 2:
Time needed for V
OUT
to reach 95% of final value.
３
SGM2022
SGMICRO [ Shengbang Microelectronics Co, Ltd ]
