ELECTRICAL CHARACTERISTICS
PARAMETER
Input Voltage
Output Voltage Accuracy
(1)
Maximum Output Current
Current Limit
Ground Pin Current
Dropout Voltage
(2)
Line Regulation
(1)
Load Regulation
Output Voltage Noise
Power Supply Rejection Rate
SHUTDOWN
ΔV
LNR
ΔV
LDR
I
LIM
I
Q
No load,
EN
= 0.4V
SYMBOL
V
IN
(V
IN
= V
OUT (NOMINAL)
+ 0.5V
(1)
, T
A
= - 40°C to +125°C, unless otherwise noted. Typical values are at T
A
= + 25°C.)
CONDITIONS
I
OUT
=1mA to 300mA, T
A
= +25°C
V
OUT
+ 0.5V≤V
IN
≤
5.5V
MIN
2.5
-3
300
310
I
OUT
= 300mA,
EN
= 0.4V
I
OUT
= 1mA
I
OUT
= 300mA
V
IN
= 2.5V or (V
OUT
+ 0.5V) to 5.5V,
I
OUT
= 1mA
I
OUT
= 0.1mA to 300mA, C
OUT
= 1µF
f = 10Hz to 100KHz, C
BP
= 0.01µF,
C
OUT
= 10µF
C
BP
= 0.1µF, I
LOAD
= 50mA,
C
OUT
= 1µF
f = 100Hz,
f = 1KHz,
2.0
0.4
T
A
= +25°C
T
A
= +125°C
T
A
= +25°C
T
A
= +125°C
T
A
= +25°C
0.01
0.01
0.01
0.01
30
1
1
750
77
200
0.8
300
0.03
0.0008
30
78
73
380
0.15
0.002
145
TYP
MAX
5.5
+3
UNITS
V
%
mA
mA
µA
mV
%/V
%/mA
µV
RMS
dB
dB
e
n
PSRR
EN
Input Threshold
EN
Input Bias Current
Shutdown Supply Current
Shutdown Exit Delay
(3)
THERMAL PROTECTION
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
V
IH
V
IL
I
B(SHDN)
I
Q(SHDN)
V
IN
= 2.5V to 5.5V
V
µA
µA
µs
EN
= 0V and
EN
= 5.5V
EN
= 2.0V
C
BP
= 0.01µF
C
OUT
= 1µF, No load
T
SHDN
ΔT
SHDN
160
15
℃
℃
Specifications subject to change without notice.
Note 1:
V
IN
= V
OUT(NOMINAL)
+ 0.5V or 2.5V, whichever is greater.
Note 2:
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 +5.0V.)
Note 3:
Time needed for V
OUT
to reach 95% of final value.
３
SGM2008
SGMICRO [ Shengbang Microelectronics Co, Ltd ]
