AS1364
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(NOM)
+ 500mV or V
IN
= +2.0V (whichever is greater),C
IN
= C
OUT
= 4.7µF, EN = IN, T
AMB
= -40°C to +85ºC
(unless otherwise specified). Typical values are at T
AMB
= +25ºC.
Table 4. Electrical Characteristics
Symbol
V
IN
V
POR
Parameter
Input Voltage
Power On Reset
Output Voltage Accuracy
(Preset Mode)
Adjustable Output Voltage
Range
SET/BYP Voltage Threshold
(Adjustable Mode)
Guaranteed Output Current
(RMS)
Short-Circuit Current Limit
In-Regulation Current Limit
SET/BYP Threshold
I
SET
I
Q
V
IN
-
V
OUT
ΔV
LNR
ΔV
LDR
SET/BYP Input Bias Current
Ground-Pin Current
2
Condition
Min
2.0
Typ
Max
5.5
Unit
V
V
Falling, 100mV hysteresis
I
OUT
= 250mA, T
AMB
= +25ºC
I
OUT
= 250mA
I
OUT
= 1mA to 1A, V
IN
> (V
OUT
+ 0.5V)
1
1.79
-0.75
-1.5
-2
1.2
1.87
1.95
+0.75
+1.5
+2
5.3
%
V
OUT
V
SET/BYP
I
OUT
I
LIMIT
V
V
A
V
IN
= 2.5V, I
OUT
= 250mA,
V
OUT
set to 2.0V
1.17
1
1.20
1.23
V
OUT
= 0
V
OUT
> 96% of nominal value, V
IN
≥
2.0V
1.1
1.5
1.5
2.3
A
A
50
V
SET/BYP
= 1.20V
I
OUT
= 100µA
I
OUT
= 1A
I
OUT
= 250mA, V
OUT
= 3.3V
I
OUT
= 1A, V
OUT
= 3.3V
V
IN
from (V
OUT
+ 100mV) to 5.5V,
I
LOAD
= 5mA
I
OUT
= 1mA to 1A
f = 1kHz, I
OUT
= 10mA, C
BYP
= 10nF
f = 1kHz, I
OUT
= 10mA
-0.125
-100
100
150
+100
mV
nA
µA
35
75
35
140
150
200
85
320
+0.125
0.001
Dropout Voltage
Line Regulation
mV
%/V
%/mA
Load Regulation
78
72
75
65
54
46
10
50
45
70
µV
RMS
dB
PSRR
Ripple Rejection
f = 10kHz, I
OUT
= 10mA, C
BYP
= 10nF
f = 10kHz, I
OUT
= 10mA
f = 100kHz, I
OUT
= 10mA, C
BYP
= 10nF
f = 100kHz, I
OUT
= 10mA
100Hz to 100kHz, C
OUT
= 3.3µF,
C
BYP
= 10nF;
Output Voltage Noise
100Hz to 100kHz, C
OUT
= 3.3µF;
10Hz to 1MHz, C
OUT
= 3.3µF,
C
BYP
= 10nF;
10Hz to 1MHz, C
OUT
= 3.3µF;
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