参数资料
型号: AS1355-BQFT-WGD
厂商: AUSTRIAMICROSYSTEMS AG
元件分类: 基准电压源/电流源
英文描述: Triple LDO; Package Type: QFN(3x3)-16
封装: QFN(3x3)-16
文件页数: 4/12页
文件大小: 274K
代理商: AS1355-BQFT-WGD
wwwams.com/LDOs/AS1355
Revision 1.3
4 - 12
AS1355
Datasheet - Electrical Characteristics
6 Electrical Characteristics
V
DD
= 4V,
C
OUT
= 1
μ
F, typical values are for
T
AMB
= 25°C (unless otherwise specified
);
Note:
All limts are guaranteed. The parameters with mn and max values are guaranteed with production tests or SQC (Statistical Quality
Control) methods.
Table 3. Electrical Characteristics
Symbol
Parameter
Conditions
Mn
Typ
Max
Unit
T
AMB
Operating Temperature Range
-40
85
°C
V
DD
Supply Voltage Range
2.3
5.5
V
V
OUT
Output Voltage Range
1.25
3.6
V
R
ON
On Resistance
0.5
Ω
PSRR
1
1. Guaranteed by design and verified by lab evaluation.
2. Startup is performed if any EN pin goes high.
Power Supply
Rejection Ratio
f = 1kHz, C
REF
= 100nF
70
dB
f = 100kHz, C
REF
= 100nF
60
I
OFF
Shut Down Current
ENx = Low T
AMB
= +25°C
1
μA
I
VDD
Supply Current
Without Load
160
240
μA
t
set
1
Output Voltage
Settling Time
I
LOAD
Switched from0 to 100mA
50
μs
t
start
1
Start-up Time
2
C
REF
= 100nF Pre-charged
300
μs
C
REF
= 0nF Uncharged
200
μs
C
REF
= 100nF Uncharged
15
ms
V
OUT
Output Voltage Tolerance
I
LOAD
= 0mA, T
AMB
= 25°C
-1
1
%
I
LOAD
= 0mA
-2
2
%
V
LINEREG
Line Regulation, Static
V
OUT(NOM)
+0.3V to 5.4V
-1
1
%
V
LOADREG
1
Load Regulation, Static
I
LOAD
= 0 to 50 mA
0.5
2.5
mV
I
LOAD
= 0 to 300 mA
3
10
mV
V
IH
Enable Input Voltage High
1.5
V
V
IL
Enable Input Voltage Low
0.4
V
I
LOAD
Output Current
0
300
mA
I
LIMIT
Output Current Limtation
450
mA
V
Noise
Output Noise Voltage
10Hz to 100kHz, C
REF
= 100nF
40
μV
RMS
Thermal Protection
150
°C
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