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Электронный компонент: R5321Dxxxx

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CMOS 2CH-LDOs for RF Unit
5' 6(5,(6
1
NO. EA-062-0204
OUTLINE
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FEATURES
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APPLICATIONS
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R5321D
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BLOCK DIAGRAM
R5321DxxxA
1
V
DD
8
Current Limit
Vref
Amp.
Error
V
OUT1
7
N.C.
R1_1
R2_1
2
CE1
+
-
3
CE2
6
Current Limit
Vref
Amp.
Error
V
OUT2
5
GND
R1_2
R2_2
4
N.C.
+
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Code
Descriptions
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R5321D
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PIN CONFIGURATION
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PIN DESCRIPTIONS
Pin No.
Symbol
Descriptions
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ABSOLUTE MAXIMUM RATINGS
Symbol
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Unit
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ELECTRICAL CHARACTERISTICS
R5321DxxxA
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Symbol
Item
Conditions
Min.
Typ.
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Unit
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ELECTRICAL CHARACTERISTICS by OUTPUT VOLTAGE (VR1)
7RSW &
Dropout Voltage
V
DIF
(V)
Output Voltage V
OUT
(V)
Conditions
Typ.
Max.
9
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R5321D
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Symbol
Item
Conditions
Min.
Typ.
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Unit
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ELECTRICAL CHARACTERISTICS by OUTPUT VOLTAGE (VR2)
7RSW &
Dropout Voltage V
DIF
(V)
Output Voltage V
OUT
(V)
Conditions
Typ.
Max.
9
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R5321D
6
OPERATION
R1_1
R2_1
1
8
2
3
+
-
+
-
Current Limit
Vref
Error Amp.
Error Amp.
R1_2
R2_2
6
7
5
4
Current Limit
Vref
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R5321D
7
TEST CIRCUITS
V
IN
C1
C2
C3
C1=1
F, C2=C3=2.2F
I
OUT1
I
OUT2
V
DD
V
OUT1
V
OUT2
GND
CE1
R5321D
SERIES
CE2
1
2
3
4
8
7
6
5
V
IN
C1
C2
C3
C1=1
F, C2=C3=2.2F
I
OUT1
I
OUT2
V
DD
V
OUT1
V
OUT2
GND
CE1
R5321D
SERIES
CE2
1
A
2
3
4
8
7
6
5
Basic Test Circuit
Test Circuit for Supply Current
C1
C2
C1=C2=2.2
F
I
OUT1
I
OUT2
V
DD
V
OUT1
V
OUT2
GND
CE1
R5321D
SERIES
CE2
1
P.G.
2
3
4
8
7
6
5
C2
C3
C1
C1=1
F,C2=C3=2.2F
I1a
I1b
I2b
I2a
V
DD
V
OUT1
V
IN
V
OUT2
GND
CE1
R5321D
SERIES
CE2
1
2
3
4
8
7
6
5
Test Circuit for Line Transient Response
Test Circuit for Load Transient Response
C1
C2
C1=C2=2.2
F
I
OUT1
I
OUT2
V
DD
V
OUT1
V
OUT2
GND
CE1
R5321D
SERIES
CE2
1
P.G.
2
3
4
8
7
6
5
V
IN
Test Circuit for Ripple Rejection
R5321D
8
TYPICAL CHARACTERESTICS
1)
Output Voltage vs. Output Current
VR1 (2V)
VR2 (2V)
0
1.0
2.0
3.0
0
0.1
0.2
0.3
Output Current I
OUT1
(A)
Output Voltage V
OUT1
(V)
0.4
0.5
0.6
V
IN
=2.5V
V
IN
=2.3V
V
IN
=3.0V
0
1.0
2.0
3.0
0
0.1
0.2
0.3
Output Current I
OUT2
(A)
Output Voltage V
OUT2
(V)
0.4
0.5
0.6
V
IN
=2.5V
V
IN
=2.3V
V
IN
=3.0V
VR1 (3V)
VR2 (3V)
0
1.0
2.0
4.0
3.0
0
0.1
0.2
0.3
Output Current I
OUT1
(A)
Output Voltage V
OUT1
(V)
0.4
0.5
V
IN
=4.0V
V
IN
=3.5V
V
IN
=3.3V
0.6
0
1.0
2.0
4.0
3.0
0
0.1
0.2
0.3
Output Current I
OUT2
(A)
Output Voltage V
OUT2
(V)
0.4
0.5
0.6
V
IN
=4.0V
V
IN
=3.5V
V
IN
=3.3V
VR1 (4V)
VR2 (4V)
0
1.0
2.0
5.0
4.0
3.0
0
0.1
0.2
0.3
Output Current I
OUT1
(A)
Output Voltage V
OUT1
(V)
0.4
0.5
V
IN
=5.0V
V
IN
=4.5V
V
IN
=4.3V
0.6
0
1.0
2.0
5.0
4.0
3.0
0
0.1
0.2
0.3
Output Current I
OUT2
(A)
Output Voltage V
OUT2
(V)
0.4
0.5
0.6
V
IN
=5.0V
V
IN
=4.5V
V
IN
=4.3V
R5321D
9
VR1 (5V)
VR2 (5V)
0
1.0
2.0
6.0
5.0
4.0
3.0
0
0.1
0.2
0.3
Output Current I
OUT1
(A)
Output Voltage V
OUT1
(V)
0.4
0.5
0.6
V
IN
=6.0V
V
IN
=5.5V
V
IN
=5.3V
0
1.0
2.0
6.0
5.0
4.0
3.0
0
0.1
0.2
0.3
Output Current I
OUT2
(A)
Output Voltage V
OUT2
(V)
0.4
0.5
0.6
V
IN
=6.0V
V
IN
=5.5V
V
IN
=5.3V
V
IN
=6.0V
V
IN
=5.5V
V
IN
=5.3V
2)
Output Voltage vs. Input Voltage
VR1 (2V)
VR2 (2V)
0
0.5
2.5
2.0
1.5
1.0
0
2.0
Input Voltage V
IN
(V)
Output Voltage V
OUT1
(V)
4.0
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=50mA
6.0
0
0.5
2.5
2.0
1.5
1.0
0
2.0
Input Voltage V
IN
(V)
Output Voltage V
OUT2
(V)
4.0
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=50mA
6.0
VR1 (3V)
VR2 (3V)
0
1.0
4.0
3.0
2.0
0
2.0
Input Voltage V
IN
(V)
Output Voltage V
OUT1
(V)
4.0
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=50mA
6.0
0
1.0
4.0
3.0
2.0
0
2.0
Input Voltage V
IN
(V)
Output Voltage V
OUT2
(V)
4.0
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=50mA
6.0
R5321D
10
VR1 (4V)
VR2 (4V)
0
1.0
5.0
4.0
3.0
2.0
0
2.0
Input Voltage V
IN
(V)
Output Voltage V
OUT1
(V)
4.0
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=50mA
6.0
0
1.0
5.0
4.0
3.0
2.0
0
2.0
Input Voltage V
IN
(V)
Output Voltage V
OUT2
(V)
4.0
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=50mA
6.0
VR1 (5V)
VR2 (5V)
0
1.0
6.0
5.0
4.0
3.0
2.0
0
2.0
Input Voltage V
IN
(V)
Output Voltage V
OUT1
(V)
4.0
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=50mA
6.0
0
1.0
6.0
5.0
4.0
3.0
2.0
0
2.0
Input Voltage V
IN
(V)
Output Voltage V
OUT2
(V)
4.0
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=50mA
6.0
3)
Ripple Rejection vs. Input Voltage (DC bias)
VR1 (3V)
VR1 (3V)
0
10
80
70
60
50
40
30
20
3.1
3.2
Input Voltage V
IN
(V)
Ripple Rejection RR(dB)
3.3
3.5
3.4
100Hz
1kHz
10kHz
I
OUT
=10mA
0
10
80
70
60
50
40
30
20
3.1
3.2
Input Voltage V
IN
(V)
Ripple Rejection RR(dB)
3.3
100Hz
1kHz
10kHz
3.5
3.4
I
OUT
=50mA
R5321D
11
VR2 (3V)
VR2 (3V)
0
10
80
70
60
50
40
30
20
3.1
3.2
Input Voltage V
IN
(V)
Ripple Rejection RR(dB)
3.3
3.5
3.4
100Hz
1kHz
10kHz
I
OUT
=10mA
0
10
80
70
60
50
40
30
20
3.1
3.2
Input Voltage V
IN
(V)
Ripple Rejection RR(dB)
3.3
100Hz
1kHz
10kHz
3.5
3.4
I
OUT
=50mA
4)
Output Voltage vs. Temperature
VR1 (2V)
VR2 (2V)
1.96
1.97
2.04
2.03
2.02
2.01
2.00
1.99
1.98
-50
0
Temperature Topt (
C)
Output Voltage V
OUT1
(V)
50
100
I
OUT
=50mA
1.96
1.97
2.04
2.03
2.02
2.01
2.00
1.99
1.98
-50
0
Temperature Topt (
C)
Output Voltage V
OUT2
(V)
50
100
I
OUT
=50mA
VR1 (3V)
VR2 (3V)
2.94
2.96
3.06
3.04
3.02
3.00
2.98
-50
0
Temperature Topt (
C)
Output Voltage V
OUT1
(V)
50
100
I
OUT
=50mA
2.94
2.96
3.06
3.04
3.02
3.00
2.98
-50
0
Temperature Topt (
C)
Output Voltage V
OUT2
(V)
50
100
I
OUT
=50mA
R5321D
12
VR1 (4V)
VR2 (4V)
3.92
3.94
3.96
4.08
4.06
4.04
4.02
4.00
3.98
-50
0
Temperature Topt (
C)
Output Voltage V
OUT1
(V)
50
100
I
OUT
=50mA
3.92
3.94
3.96
4.08
4.06
4.04
4.02
4.00
3.98
-50
0
Temperature Topt (
C)
Output Voltage V
OUT2
(V)
50
100
I
OUT
=50mA
VR1 (5V)
VR2 (5V)
4.90
4.92
4.94
4.96
5.10
5.08
5.06
5.04
5.02
5.00
4.98
-50
0
Temperature Topt (
C)
Output Voltage V
OUT1
(V)
50
100
I
OUT
=50mA
4.90
4.92
4.94
4.96
5.10
5.08
5.06
5.04
5.02
5.00
4.98
-50
0
Temperature Topt (
C)
Output Voltage V
OUT2
(V)
50
100
I
OUT
=50mA
5)
Input Voltage vs. Supply Current
2V
3V
0
20
100
80
60
40
0
2.0
Input Voltage V
IN
(V)
Supply Current Iss (
A)
4.0
VR1
VR2
6.0
0
20
100
80
60
40
0
2.0
Input Voltage V
IN
(V)
Supply Current Iss (
A)
4.0
VR1
VR2
6.0
R5321D
13
4V
5V
0
20
100
80
60
40
0
2.0
Input Voltage V
IN
(V)
Supply Current Iss (
A)
4.0
VR1
VR2
6.0
0
20
100
80
60
40
0
2.0
Input Voltage V
IN
(V)
Supply Current Iss (
A)
4.0
VR1
VR2
6.0
6)
Supply Current vs. Temperature
2V (VR1)
2V (VR2)
0
40
200
160
120
80
-50
0
Temperature Topt (
C)
Supply Current Iss (
A)
50
100
0
40
200
160
120
80
-50
0
Temperature Topt (
C)
Supply Current Iss (
A)
50
100
3V (VR1)
3V (VR2)
0
40
200
160
120
80
-50
0
Temperature Topt (
C)
Supply Current Iss (
A)
50
100
0
40
200
160
120
80
-50
0
Temperature Topt (
C)
Supply Current Iss (
A)
50
100
R5321D
14
4V (VR1)
4V (VR2)
0
40
200
160
120
80
-50
0
Temperature Topt (
C)
Supply Current Iss (
A)
50
100
0
40
200
160
120
80
-50
0
Temperature Topt (
C)
Supply Current Iss (
A)
50
100
5V (VR1)
5V (VR2)
0
40
200
160
120
80
-50
0
Temperature Topt (
C)
Supply Current Iss (
A)
50
100
0
40
200
160
120
80
-50
0
Temperature Topt (
C)
Supply Current Iss (
A)
50
100
7)
Dropout Voltage vs. Set Output Voltage
VR1
VR2
0
100
400
300
200
2.0
3.0
Output Voltage V
OUT
(V)
Dropout Voltage V
DIF
(V)
4.0
5.0
10mA
50mA
150mA
0
400
300
200
100
2.0
3.0
Output Voltage V
OUT
(V)
Dropout Voltage V
DIF
(V)
4.0
5.0
10mA
50mA
150mA
R5321D
15
8)
Ripple Rejection vs. Frequency
2V
3V
0
20
10
80
70
60
50
40
30
0.1
1
Frequency (kHz)
Ripple Rejection RR (dB)
10
100
VR1
VR2
I
OUT
=50mA
0
20
10
80
70
60
50
40
30
0.1
1
Frequency (kHz)
Ripple Rejection RR (dB)
10
100
VR1
VR2
I
OUT
=50mA
4V
5V
0
20
10
80
70
60
50
40
30
0.1
1
Frequency (kHz)
Ripple Rejection RR (dB)
10
100
VR1
VR2
I
OUT
=50mA
0
20
10
80
70
60
50
40
30
0.1
1
Frequency (kHz)
Ripple Rejection RR (dB)
10
100
VR1
VR2
I
OUT
=50mA
9)
Dropout Voltage vs. Output Current
2V (VR1)
2V (VR2)
0
0.1
0.6
0.5
0.4
0.3
0.2
0
50
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
100
150
85
C
25
C
-40
C
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
85
C
25
C
-40
C
0
0.1
0.6
0.5
0.4
0.3
0.2
0
50
100
150
R5321D
16
3V (VR1)
3V (VR2)
0
0.05
0.30
0.25
0.20
0.15
0.10
0
50
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
100
150
85
C
25
C
-40
C
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
85
C
25
C
-40
C
0
0.05
0.30
0.25
0.20
0.15
0.10
0
50
100
150
4V(VR1)
4V (VR2)
0
0.05
0.30
0.25
0.20
0.15
0.10
0
50
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
100
150
85
C
25
C
-40
C
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
85
C
25
C
-40
C
0
0.05
0.30
0.25
0.20
0.15
0.10
0
50
100
150
5V (VR1)
5V (VR2)
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
85
C
25
C
-40
C
0
0.05
0.30
0.25
0.20
0.15
0.10
0
50
100
150
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
85
C
25
C
-40
C
0
0.05
0.30
0.25
0.20
0.15
0.10
0
50
100
150
R5321D
17
10) Line Transient Response
VR1 (3V)
2.96
3.00
2.98
3.04
3.02
3.12
3.10
3.08
3.06
0
2.0
1.0
6.0
5.0
4.0
3.0
0
10
20
30
40
50
60
70
80
90
Time t (
s)
Output Voltage V
OUT
(V)
Input Voltage V
IN
(V)
100
Input Voltage
Output Voltage(VR1)
Tr=Tf=5
s
I
OUT1
=50mA C
OUT1
=Tantalum 2.2
F
VR2 (3V)
2.96
3.00
2.98
3.04
3.02
3.12
3.10
3.08
3.06
0
2.0
1.0
6.0
5.0
4.0
3.0
0
10
20
30
40
50
60
70
80
90
Time t (
s)
Output Voltage V
OUT
(V)
Input Voltage V
IN
(V)
100
Input Voltage
Output Voltage(VR2)
Tr=Tf=5
s
I
OUT2
=50mA C
OUT2
=Tantalum 2.2
F
R5321D
18
11) Load Transient Response
VR1
3.05
3.00
2.95
2.90
3.05
3.00
2.95
2.90
2.85
2.80
2.75
2.70
0
150
100
50
0
10
20
30
40
50
60
80
70
Time t (
s)
Output Voltage V
OUT2
(V)
Output Voltage V
OUT1
(V)
Output Current I
OUT1
(mA)
90
C
OUT
= 2.2
F+1
I
OUT1
V
OUT1
V
OUT2
VR2
3.05
3.10
3.00
3.05
2.95
3.00
2.95
2.90
2.85
2.80
2.75
0
150
100
50
0
10
20
30
40
50
60
80
70
Time t (
s)
Output Voltage V
OUT2
(V)
Output Voltage V
OUT1
(V)
Output Current I
OUT2
(mA)
90
C
OUT
= 2.2
F+1
I
OUT2
V
OUT1
V
OUT2
R5321D
19
TECHNICAL NOTES
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Ceramic
Capacitor
Ceramic
Capacitor
Ceramic
1
F
Spectrum
Analyzer
I
OUT1
I
OUT2
V
DD
V
OUT1
V
OUT2
GND
CE1
R5321D
SERIES
CE2
ESR
ESR
1
S.A.
2
3
4
8
7
6
5
V
IN
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Ceramic Capacitor 1F
Ceramic Capacitor 2.2F
0.01
0.1
1
100
10
0
50
Load Current (mA)
ESR (
)
100
150
VR1
0.01
0.1
1
100
10
0
50
Load Current (mA)
ESR (
)
100
150
VR1
VR2 Ceramic 1F
VR2 Ceramic 2.2F
0.01
0.1
1
100
10
0
50
Load Current I
OUT
(mA)
ESR (
)
100
150
0.01
0.1
1
100
10
0
50
Load Current I
OUT
(mA)
ESR (
)
100
150
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