參數(shù)資料
型號(hào)： R5310L
廠商： Ricoh Co., Ltd.
英文描述： Multi LDOs for Cellular-phone
中文描述： 低壓降穩(wěn)壓器多為蜂窩電話
文件頁數(shù)： 6/34頁
文件大?。?/td> 270K
代理商： R5310L
Rev.1.10
- 6 -
I
ELECTRICAL CHARACTERISTICS
G
R5310L001B
Voltage Regulator1/ VR1: 120mA output for RF / R5310L001B
Symbol
Item
V
ROUT1
Output Voltage
V
DIF1
Dropout Voltage
I
SS1
Supply Current
Ilim1
Current Limit
Topt=25°C
Unit
V
mV
μA
mA
Conditions
MIN.
2.94
TYP.
3.00
150
40
60
MAX.
3.06
200
80
I
OUT1
=120mA
V
ROUT1
=0V
V
DD
with sinusoidal 0.2Vpp,
f=1kHz
1mA
≤
I
OUT1
≤
120mA
R
OUT1
+0.2V
≤
V
DD
≤
6.0V
RR1
Ripple Rejection1
65
dB
V
OUT1
/
I
OUT
V
OUT1
/
V
IN
Load Regulation
Line Regulation
Output Voltage Temperature
Coefficient
40
0.2
mV
%/V
0.05
V
OUT1
/
Topt
-40°C
≤
Topt
≤
85°C
±100
ppm/°C
Unless otherwise provided, V
DD
=3.6V I
OUT1
=60mA.
Voltage Regulator2/ VR2: 80mA output for RF / R5310L001B
Symbol
Item
V
ROUT2
Output Voltage
V
DIF2
Dropout Voltage
I
SS2
Supply Current
Ilim2
Current Limit
Topt=25°C
Unit
V
mV
μA
mA
Conditions
MIN.
2.94
TYP.
3.00
150
40
40
MAX.
3.06
200
80
I
OUT2
=80mA
V
ROUT2
=0V
V
DD
with sinusoidal 0.2Vpp,
f=1kHz
1mA
≤
I
OUT2
≤
80mA
R
OUT2
+0.2V
≤
V
DD
≤
6.0V
RR2
Ripple Rejection2
65
dB
V
OUT2
/
I
OUT
V
OUT2
/
V
IN
Load Regulation
Line Regulation
Output Voltage Temperature
Coefficient
40
0.2
mV
%/V
0.05
V
OUT2
/
Topt
-40°C
≤
Topt
≤
85°C
±100
ppm/°C
Unless otherwise provided, V
DD
=3.6V I
OUT2
=40mA.
Voltage Regulator3/ VR3: 20mA programmable output via serial interface / R5310L001B
Symbol
Item
Output Voltage with Zero
Input
Output Voltage with Full
Input
Topt=25°C
Unit
Conditions
MIN.
TYP.
MAX.
V
ROUT3Z
with Input code of decimal
zero
with Input code of decimal
255
Input code=0 to 255 in
decimal
Input code=0 to 255 in
decimal
0.94
1.0
1.06
V
V
ROUTF3F
2.9
3.0
3.1
V
DNL3
Differential Nonlinearity
-1
+1
LSB
INL3
Integral Nonlinearity
-2
+2
LSB
RES3
Output Voltage Resolution
8
bit
V
DIF3
Dropout Voltage
I
OUT3
=20mA,
Input code=255 in decimal
150
200
mV
I
SS3
Ilim3
Supply Current
Current Limit
250
20
400
μA
mA
V
ROUT3
=0V
V
DD
with sinusoidal 0.2Vpp,
f=120Hz
Input code=255 in decimal
1mA
≤
I
OUT3
≤
20mA
Input code=255 in decimal,
R
OUT3F
+0.2V
≤
V
DD
≤
6.0V
RR3
Ripple Rejection3
40
dB
V
OUT3
/
I
OUT
Load Regulation
40
mV
V
OUT3
/
V
IN
Line Regulation
0.2
0.4
%/V
V
OUT3
/
Topt
Output Voltage Temperature
Coefficient
-40°C
≤
Topt
≤
85°C
±100
ppm/°C
Unless otherwise provided, V
DD
=3.6V I
OUT3
=10mA.
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