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AS1372 датащи(PDF) 4 Page - ams AG

номер детали AS1372
подробное описание детали  350mA Dual Rail Linear Regulator
PDF  14 Pages
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производитель  AMSCO [ams AG]
домашняя страница  http://www.ams.com
Logo AMSCO - ams AG

AS1372 датащи(HTML) 4 Page - ams AG

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www.austriamicrosystems.com/LDOs/AS1372
Revision 1.01
4 - 14
AS1372
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
VIN = VOUT + 0.2V, VBIAS = VOUT + 1.5V (or 2.5V whichever is larger), EN = VBIAS, CIN = COUT = CBIAS = 1µF, TAMB = -
40°C to +85ºC, Typical Values are at TAMB = +25ºC (unless otherwise specified).
Table 3. Electrical Characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Units
VIN
Input Voltage
VIN
≤ VBIAS
0.7
4.5
V
VBIAS
Bias Supply Voltage
2.5
5.5
V
VOUT
Output Voltage
Available in 50mV or 100mV steps
(see Ordering Information on page
13)
0.5
2.2
V
VOUT(NOM)
- VOUT
Output Voltage Accuracy
VOUT > 1.2V
IOUT = 100µA
-1.5
+1.5
%
IOUT = 100µA to 350mA, VIN =
VOUT(NOM)+0.2V to 4.5V, VBIAS =
VOUT(NOM)+1.5V to 5.5V
-2
+2
Output Voltage Accuracy
VOUT
≤ 1.2V
IOUT = 100µA
-2
+2
%
IOUT = 100µA to 350mA, VIN =
VOUT(NOM)+0.2V to 4.5V, VBIAS =
VOUT(NOM)+1.5V to 5.5V
-2.5
+2.5
ΔVOUT /
ΔVIN
Line Regulation VIN
VIN = VOUT(NOM)+0.2V to 4.5V,
VBIAS = 5.5V, IOUT = 100µA
40
µV/V
ΔVOUT /
ΔVBIAS
Line Regulation VBIAS
VBIAS = VOUT(NOM)+1.5V to 5.5V,
IOUT = 100µA
100
µV/V
ΔVLDR
Load Regulation
IOUT = 1mA to 350mA
6
µV/mA
IOUT
Output Current
1
350
mA
ILIM
Current Limit
500
mA
VDROP -
VIN
Output Voltage Dropout VIN
VBIAS = VOUT + 1.5V, IOUT = 350mA
135
mV
VBIAS = VOUT + 1.8V, IOUT = 350mA
115
VBIAS = 5.5V, IOUT = 350mA
110
VDROP -
VBIAS
Output Voltage Dropout VBIAS
IOUT = 100mA
1.1
1.5
V
EN
Output Voltage Noise
VOUT
≤ 1.2V, f = 10Hz to 100kHz
50
µVRMS
PSRR -
VIN
Power-Supply Rejection Ratio
Sine modulated VIN
f = 100Hz
85
dB
f = 1kHz
80
f = 10kHz
70
f = 100kHz
60
PSRR -
VBIAS
Power-Supply Rejection
Ratio Sine modulated VBIAS
f = 100Hz
75
dB
f = 1kHz
60
f = 10kHz
50
f = 100kHz
50
IQ_VBIAS
Quiescent Current into VBIAS
40
75
µA
IQ_VIN
Quiescent Current into VIN
IOUT = 0mA
6.5
10



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