SC905 データシートの表示（PDF） - Semtech Corporation
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SC905 Datasheet PDF : 21 Pages
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SC905
POWER MANAGEMENT
Electrical Characteristics (Cont.)
Parameter
LDO Regulator (PLL) - 80mA
Symbol
Output Voltage Accuracy(4)
∆VOUT
Current Limit
Default At Start Up: OFF
Line Regulation
Load Regulation
Dropout Voltage
Power Supply Rejection Ratio
ILIM
VOUT
REGLINE
REGLOAD
VDO
PSRRPLL
Output Voltage Noise
en
LDO Regulator (MOT) - 150mA
Output Voltage Accuracy(3)
Current Limit
Default at Start Up: OFF
Line Regulation
Load Regulation
Dropout Voltage
Power Supply Rejection Ratio
∆VOUT
ILIM
VOUT
REGLINE
REGLOAD
VDO
PSRRMOT
Condition
2.55V ≤ VOUT ≤ 2.90V, IOUT = 1mA,
VOUT +0.35V ≤ VIN ≤ 5.5V
VPLL = 0V
IOUT = 1mA, VOUT +0.35V < VIN < 5.5V
1mA < IOUT < 80mA
VOUT = 2.90V, IOUT = 80mA
f = 10Hz - 1kHz, COUT = 1μF, IOUT = 50mA
f = 10Hz - 100kHz, I OUT = 50mA,
CBP= 0.1μF, COUT = 1μF
1.35V ≤ VOUT ≤ 2.90V, IOUT = 1mA,
VOUT +0.35V ≤ VIN ≤ 5.5V
VMOT = 0V
IOUT = 1mA, VOUT +0.35V < VIN < 5.5V
1mA < IOUT < 150mA
VOUT = 2.90V, IOUT = 150mA
f = 10Hz - 1kHz, COUT = 1μF, IOUT = 50mA
Min Typ
-75
250
2.85
2.5
-3
200
65
45
-75
250
1.40
2.5
-3
200
50
Max
+75
650
12
-20
250
+75
650
12
-20
250
Units
mV
mA
V
mV
mV
mV
dB
μVRMS
mV
mA
V
mV
mV
mV
dB
© 2006 Semtech Corp.
5
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