ELECTRICAL CHARACTERISTICS
V
IN
= V
OUT (NOMINAL)
+ 1V, T
A
= - 40°C to +85°C, unless otherwise noted. Typical values are at T
A
= + 25°C
PARAMETER
Input Voltage
SYMBOL
V
IN
I
OUT
= 0.1mA, T
A
= +25°C
Output Voltage Accuracy
I
OUT
= 0.1mA to 250mA
T
A
= -40°C to +85°C
Maximum Output Current
Current Limit
Ground Pin Current
I
LIM
I
Q
No load, EN =1.6V
I
OUT
= 250mA, EN = 1.6V
Dropout Voltage(Note1)
Line Regulation
Load Regulation
Output Voltage Noise
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
10
℃
℃
V
IH
V
IL
I
B(SHDN)
I
Q(SHDN)
V
IN
= 2.5V to 5.5V
EN = 0V and EN = 5.5V
EN = 0.4V
C
BP
= 0.01µF
C
OUT
= 1µF, No load
T
A
= +25°C
T
A
= +125°C
T
A
= +25°C
T
A
= +125°C
T
A
= +25°C
1.6
0.4
0.01
0.01
0.01
0.01
30
1
1
V
µA
µA
µs
ΔV
LNR
ΔV
LDR
I
OUT
= 1mA
I
OUT
= 250mA
V
IN
= 2.5V or (V
OUT
+ 0.5V) to 5.5V
I
OUT
= 1mA
I
OUT
= 0.1mA to 250mA, C
OUT
= 1µF
f = 10Hz to 100KHz, C
BP
= 0.01µF,
C
OUT
= 10µF
C
BP
= 0.1µF, I
LOAD
= 50mA, f = 100Hz
C
OUT
= 1µF
f = 1KHz
250
260
450
85
160
1.2
250
0.015
0.001
30
76
73
400
0.15
0.003
mV
%/V
%/mA
µV
RMS
dB
dB
135
CONDITIONS
MIN
2.5
-2
TYP
MAX
5.5
2
2.6
%
UNITS
V
mA
mA
µA
e
n
PSRR
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
+ 1V. (Only
applicable for V
OUT
= +2.5V to +3.3V)
Note 2:
Time needed for V
OUT
to reach 95% of final value.
３
SGM2015
SGMICRO [ Shengbang Microelectronics Co, Ltd ]
