參數(shù)資料
型號(hào): AS1364-BTDT-AD
廠商: AUSTRIAMICROSYSTEMS AG
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: 1A LDO, Low Noise
文件頁數(shù): 4/19頁
文件大?。?/td> 787K
代理商: AS1364-BTDT-AD
AS1364
Datasheet - Electrical Characteristics
www.austriamicrosystems.com
Revision 1.8
4 - 19
6 Electrical Characteristics
Note:
All limits are guaranteed. The parameters with min and max values are guaranteed by production tests or SQC (Statistical Quality
Control) methods.
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 +85
oC
(unless otherwise
specified). Typical values are at T
AMB
= +25
oC
.
Table 4. Electrical Characteristics
Symbol
Parameter
Condition
Min
Typ
Max
Unit
V
IN
Input Voltage
2.0
5.5
V
V
POR
Power On Reset
Falling, 100mV hysteresis
1.79
1.87
1.95
V
Output Voltage Accuracy
(Preset Mode)
I
OUT
= 250mA, T
AMB
= +25oC
-0.75
+0.75
%
I
OUT
= 250mA
-1.5
+1.5
I
OUT
= 1mA to 1A, V
IN
> (V
OUT
+ 0.5V)
1
-2
+2
V
OUT
Adjustable Output Voltage Range
1.2
5.3
V
V
SET/BYP
SET/BYP Voltage Threshold
(Adjustable Mode)
V
IN
= 2.5V, I
OUT
= 250mA,
V
OUT
set to 2.0V
1.17
1.20
1.23
V
I
OUT
Guaranteed Output Current (RMS)
1
A
I
LIMIT
Short-Circuit Current Limit
V
OUT
= 0
1.1
1.5
2.3
A
In-Regulation Current Limit
V
OUT
> 96% of nominal value, V
IN
2.0V
1.5
A
SET/BYP Threshold
50
100
150
mV
I
SET
SET/BYP Input Bias Current
V
SET/BYP
= 1.20V
-100
+100
nA
I
Q
Ground-Pin Current
I
OUT
= 100μA
35
150
μA
I
OUT
= 1A
75
200
V
IN
- V
OUT
Dropout Voltage
2
I
OUT
= 250mA, V
OUT
= 3.3V
35
85
mV
I
OUT
= 1A, V
OUT
= 3.3V
140
320
V
LNR
Line Regulation
V
IN
from (V
OUT
+ 100mV) to 5.5V,
I
LOAD
= 5mA
-0.125
+0.125
%/V
V
LDR
Load Regulation
I
OUT
= 1mA to 1A
0.001
%/mA
PSRR
Ripple Rejection
f = 1kHz, I
OUT
= 10mA, C
BYP
= 10nF
78
dB
f = 1kHz, I
OUT
= 10mA
72
f = 10kHz, I
OUT
= 10mA, C
BYP
= 10nF
75
f = 10kHz, I
OUT
= 10mA
65
f = 100kHz, I
OUT
= 10mA, C
BYP
= 10nF
54
f = 100kHz, I
OUT
= 10mA
46
Output Voltage Noise
100Hz to 100kHz, C
OUT
= 3.3μF,
C
BYP
= 10nF;
10
μV
RMS
100Hz to 100kHz, C
OUT
= 3.3μF;
50
10Hz to 1MHz, C
OUT
= 3.3μF,
C
BYP
= 10nF;
45
10Hz to 1MHz, C
OUT
= 3.3μF;
70
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