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SC900AEVB датащи(PDF) 4 Page - Semtech Corporation

номер детали SC900AEVB
подробное описание детали  Programmable Penta ULDO with RESET and I2C Interface
PDF  23 Pages
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производитель  SEMTECH [Semtech Corporation]
домашняя страница  http://www.semtech.com
Logo SEMTECH - Semtech Corporation

SC900AEVB датащи(HTML) 4 Page - Semtech Corporation

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© 2005 Semtech Corp.
www.semtech.com
POWER MANAGEMENT
SC900A
Electrical Characteristics (Cont.)
Parameter
Symbol
Conditions
Min
Typ
Max
Units
LDO Regulator B (DIGITAL I/O SUPPLY) (Cont.)
Default Setting: ON
VO
B
2.80
mV
Line Regulation at 2.8V
LINEREG
B
I
OUT = 1mA, VOUT + 0.15V < VIN < 5.5V
2.5
12
mV
Load Regulation at 2.8V
LOADREG
B
1mA < I
OUT <150mA
-3
20
mV
Dropout Voltage
V
DB
V
OUT = 3.0V, IOUT = 150mA
150
190
mV
Power Supply Rejection Ratio
PSRR
B
f = 10Hz - 1kHz, C
BYP = 0.1μF,
I
OUT = 50mA,
2.5V ≤ V
OUT ≤ 3.0V
60
dB
Output Voltage Noise(2)
e
n-B
f = 10Hz - 100kHz, I
OUT = 50mA,
C
VREF = 0.1μF, COUT = 2.2μF,
2.5V ≤ V
OUT ≤ 3.0V
45
μV
RMS
LDO Regulator C
Output Voltage Accuracy
VOA
C
1.75V ≤ V
OUT ≤ 3.30V
V
OUT + 0.15V ≤ VIN ≤ 5.5V
I
OUT = 1mA, TA = 25°C
-3
+3
%
Output Voltage Accuracy at
2.90V (DAC = 10111)
VOAS
C
I
OUT = 1mA
-2
+2
%
V
OUT + 0.5V ≤ VIN ≤ 5.5V,
I
OUT = 150mA
-3.5
+3.5
%
Maximum Output Current
IOMAX
C
150
mA
Default Setting: ON
VO
C
2.90
V
Line Regulation at 2.90V
LINEREG
C
I
OUT = 1mA, VOUT + 0.15V < VIN < 5.5V
2.5
12
mV
Load Regulation at 2.90V
LOADREG
C
1mA < I
OUT <150mA
-3
-20
mV
Dropout Voltage
V
DC
V
OUT = 3.3V, IOUT = 150mA
150
190
mV
Power Supply Rejection Ratio
PSRR
C
f = 10Hz - 1kHz, C
BYP = 0.1μF,
I
OUT = 50mA,
2.5V ≤ V
OUT ≤ 3.3V
60
dB
Output Voltage Noise(2)
e
n-C
f = 10Hz - 100kHz, I
OUT = 50mA,
C
VREF = 0.1μF, COUT = 2.2μF,
2.5V ≤ V
OUT ≤ 3.3V
55
μV
RMS
LDO Regulator D
Output Voltage Accuracy
VOA
D
1.75V ≤ V
OUT ≤ 3.30V
V
OUT + 0.15V ≤ VIN ≤ 5.5V
I
OUT = 1mA, TA = 25°C
-3
+3
%
Output Voltage Accuracy at
3.10V (DAC = 10111)
VOAS
D
I
OUT = 1mA
-2
+2
%
V
OUT + 0.5V ≤ VIN ≤ 5.5V,
I
OUT = 150mA
-3.5
+3.5
%



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