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SC905 データシートの表示（PDF） - Semtech Corporation

部品番号
コンポーネント説明
メーカー
SC905
CDMA Cellular Phone Power Management IC
Semtech
Semtech Corporation Semtech
SC905 Datasheet PDF : 21 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
SC905
POWER MANAGEMENT
Electrical Characteristics (Cont.)
Parameter
Symbol
LDO Regulator (CORE) - 300mA (Cont.)
Line Regulation
Load Regulation
Dropout Voltage
Power Supply Rejection Ratio
LDO Regulator (PAD) - 300mA
REGLINE
REGLOAD
VDO
PSRRCORE
Output Voltage Accuracy(3)
∆VOUT
Current Limit
Default at Start-up: ON
Line Regulation
Load Regulation
Dropout Voltage
Power Supply Rejection Ratio
LDO Regulator (ANA) - 200mA
ILIM
VOUT-HI
VOUT-LO
REGLINE
REGLOAD
VDO
PSRRPAD
Output Voltage Accuracy(4)
∆VOUT
Current Limit
Default At Start-up: ON
Line Regulation
Load Regulation
Dropout Voltage
Power Supply Rejection Ratio
ILIM
VOUT
REGLINE
REGLOAD
VDO
PSRRANA
Output Voltage Noise
en
LDO Regulator (TCXO) - 80mA
Output Voltage Accuracy(4)
∆VOUT
Current Limit
Default At Start-up: ON
Line Regulation
Load Regulation
Dropout Voltage
Power Supply Rejection Ratio
ILIM
VOUT
REGLINE
REGLOAD
VDO
PSRRTCXO
Condition
IOUT = 1mA, VOUT +0.35V < VIN < 5.5V
1mA < IOUT < 300mA
VOUT = 2.90V, IOUT = 300mA
f = 10Hz - 1kHz, COUT = 1μF, IOUT = 50mA
1.35V ≤ VOUT ≤ 2.90V, IOUT =1mA,
VOUT +0.35V ≤ VIN ≤ 5.5V
VPAD = 0V
VPSEL - High
VPSEL - Low
IOUT = 1mA, VOUT +0.35V < VIN < 5.5V
1mA < IOUT < 300mA
VOUT = 2.90V, IOUT = 300mA
f = 10Hz - 1kHz, COUT = 1μF, IOUT = 50mA
2.55V ≤ VOUT ≤ 2.90V, IOUT = 1mA,
VOUT +0.35V ≤ VIN ≤ 5.5V
VANA = 0V
IOUT = 1mA, VOUT +0.35V < VIN < 5.5V
1mA < IOUT < 200mA
VOUT = 2.90V, IOUT = 200mA
f = 10Hz - 1kHz, COUT = 1μF, IOUT = 50mA
f = 10Hz to 100kHz, IOUT = 50mA,
CBP = 0.1μF, COUT = 1μF
2.55V ≤ VOUT ≤ 2.90V, IOUT = 1mA,
VOUT +0.35V ≤ VIN ≤ 5.5V
VTCXO = 0V
IOUT = 1mA, VOUT +0.35V < VIN < 5.5V
1mA < IOUT < 80mA
VOUT = 2.90V, IOUT = 80mA
f = 10Hz - 1kHz, COUT = 1μF, IOUT = 50mA
Min
-75
350
-75
250
-75
250
Typ
2.5
-3
300
50
2.60
1.80
2.5
-3
300
50
2.60
2.5
-3
200
65
45
2.85
2.5
-3
200
65
Max
12
-30
350
+75
900
12
-30
350
+75
650
12
-20
250
+75
650
12
-20
250
Units
mV
mV
mV
dB
mV
mA
V
V
mV
mV
mV
dB
mV
mA
V
mV
mV
mV
dB
μVRMS
mV
mA
V
mV
mV
mV
dB
© 2006 Semtech Corp.
3
www.semtech.com

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