AS1374
Datasheet - E l e c t r i c a l C h a r a c t e r i s t i c s
6 Electrical Characteristics
V
IN
= V
OUT
+ 0.5V,
V
OUT
= 2.85V,
C
IN
= C
OUT
= 1µF, T
AMB
= -40°C to +85ºC (unless otherwise specified). Typ values
are at T
AMB
= +25ºC.
Table 3. Electrical Characteristics
Symbol
V
IN
ΔV
OUT
I
OUT
I
GND
I
LIMIT
Parameter
Input Voltage Range
I
OUT
= 1mA, T
AMB
= +25ºC
Output Voltage Accuracy
Maximum Output Current
Ground Current
Current Limit
Dropout Voltage
I
Q
V
LNR
V
LDR
I
SHDN
PSRR
1
Condition
Min
2
-1
-1.5
-2.5
200
Typ
Max
5.5
+1
+1.5
+2.5
Unit
V
%
mA
I
OUT
= 100µA to 200mA, T
AMB
= +25ºC
I
OUT
= 100µA to 200mA
each channel
one channel on, I
OUT
= 50µA
one channel on, I
OUT
= 200mA
OUT = short
2.5V
≤
V
OUT
<
3V, I
OUT
= 100mA
both channels on, I
OUT
= 0.05mA
25
30
210
300
60
30
50
0.02
0.0005
0.01
85
65
50
20
0.01
50
55
400
120
90
µA
µA
mA
mV
µA
%/V
%/mA
Quiescent Current
Line Regulation
Load Regulation
Shutdown Current
Ripple Rejection
Output Noise Voltage (RMS)
both channels on, V
IN
= V
OUTNOM
- 0.1V,
I
OUT
= 0mA
V
IN
= (V
OUT
+0.5V) to 5.5V, I
OUT
= 1mA
I
OUT
= 1 to 200mA
OUT 1 and OUT 2 disable
f = 1kHz, I
OUT
= 10mA
f = 10kHz, I
OUT
= 10mA
f = 100kHz, I
OUT
= 10mA
f = 100Hz to 100kHz, I
LOAD
= 20mA
2
µA
dB
µV
µA
µs
Enable
Enable Input Bias Current
Enable Exit Delay
2
both channels initially off
one channel initially off
1.4
150
200
0.4
Enable Logic Low Level
Enable Logic High Level
Thermal Protection
T
SHDN
ΔT
SHDN
Thermal Shutdown
Temperature
Thermal Shutdown
Hysteresis
160
15
V
V
ºC
ºC
1. Dropout 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.
2. Time needed for V
OUT
to reach 90% of final value.
Note:
All limits are guaranteed. The parameters with min and max values are guaranteed with production tests or
SQC (Statistical Quality Control) methods.
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