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Электронный компонент: R1124Nxx1D

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LOW NOISE 150mA LDO REGULATOR
51 6(5,(6
1
5B(GRF
NO. EA-095-0209
OUTLINE
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R1124N
2
BLOCK DIAGRAMS
R1124Nxx1A
R1124Nxx1B
V
OUT
GND
V
DD
CE
Vref
Current Limit
+
-
3
4
1
2
V
OUT
GND
V
DD
CE
Vref
Current Limit
+
-
3
4
1
2
R1124Nxx1D
V
OUT
GND
V
DD
CE
Vref
Current Limit
+
-
3
4
1
2
R1124N
3
SELECTION GUIDE
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Code
Contents
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PIN CONFIGURATION
SOT-23-5
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(mark side)
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PIN DESCRIPTIONS
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Description
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ELECTRICAL CHARACTERISTICS
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Symbol
Item
Conditions
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Typ.
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Unit
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ELECTRICAL CHARACTERISTICS by OUTPUT VOLTAGE
7RSW &
Dropout Voltage
V
DIF
(V)
Output Voltage V
OUT
(V)
Condition
Typ.
Max.
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TECHNICAL NOTES
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R1124N
7
TEST CIRCUITS
CE
V
OUT
OUT
GND
1.0
F
1.0
F
V
DD
IN
R1124Nxx1B
SERIES
I
OUT
CE
V
OUT
OUT
GND
1.0
F
1.0
F
V
DD
IN
R1124Nxx1B
SERIES
I
SS
Fig.1 Standard test Circuit
Fig.2 Supply Current Test Circuit
CE
V
OUT
OUT
GND
1.0
F
V
DD
IN
R1124Nxx1B
SERIES
I
OUT
P.G.
CE
V
OUT
OUT
GND
I1
I2
1.0
F
1.0
F
V
DD
IN
R1124Nxx1B
SERIES
Fig.3 Ripple Rejection, Line Transient
Fig.4 Load Transient Response Test Circuit
Response Test Circuit
R1124N
8
TYPICAL APPLICATIONS
R1124Nxx1A
SERIES
V
OUT
OUT
IN
V
DD
GND
CE
Cap.
Cap.
+
+
R1124Nxx1B/D
SERIES
V
OUT
OUT
IN
V
DD
GND
CE
Cap.
Cap.
+
+
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TYPICAL CHARACTERISTICS
1)
Output Voltage vs. Output Current (Topt=25C)
R1124N151x
R1124N281x
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
0
400
300
200
100
2.5V
1.8V
2.0V
V
IN
=3.5V
3.0
2.5
2.0
1.5
1.0
0.5
0.0
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
0
400
300
200
100
3.5V
3.8V
3.1V
V
IN
=4.8V
R1124N401x
4.5
3.5
4.0
3.0
2.0
2.5
1.5
1.0
0.5
0.0
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
0
400
300
200
100
4.5V
5.0V
4.3V
V
IN
=6.0V
R1124N
9
2)
Output Voltage vs. Input Voltage (Topt=25C)
R1124N151x
R1124N281x
1.7
1.3
1.4
1.5
1.6
1.1
1.2
1.0
Input Voltage V
IN
(V)
Output Voltage V
OUT
(V)
1
6
4
5
3
2
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=50mA
2.9
2.8
2.7
2.6
2.5
2.4
2.3
2.2
2.1
2.0
2
6
5
4
3
Input Voltage V
IN
(V)
Output Voltage V
OUT
(V)
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=50mA
R1124N401x
4.2
4.0
3.6
3.2
3.8
3.4
3.0
2
1
6
5
4
3
Input Voltage V
IN
(V)
Output Voltage V
OUT
(V)
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=50mA
3)
Supply Current vs. Input Voltage (Topt=25C)
R1124N151x
R1124N281x
70
60
90
80
50
40
30
20
10
0
Supply Current I
SS
(
A)
2
1
0
6
5
4
3
Input Voltage V
IN
(V)
70
60
90
80
50
40
30
20
10
0
2
1
0
6
5
4
3
Supply Current I
SS
(
A)
Input Voltage V
IN
(V)
R1124N
10
R1124N401x
70
60
90
80
50
40
30
20
10
0
2
1
0
6
5
4
3
Supply Current I
SS
(
A)
Input Voltage V
IN
(V)
4)
Output Voltage vs. Temperature
R1124N151x
R1124N281x
1.53
1.52
1.51
1.50
1.49
1.48
1.47
1.46
Temperature Topt(
C)
Output Voltage V
OUT
(V)
10
-15
-40
85
60
35
2.86
2.80
2.78
2.76
2.84
2.82
2.74
10
-15
-40
85
60
35
Temperature Topt(
C)
Output Voltage V
OUT
(V)
R1124N401x
4.08
4.06
4.04
4.02
4.00
3.98
3.96
3.94
3.92
10
-15
-40
85
60
35
Temperature Topt(
C)
Output Voltage V
OUT
(V)
R1124N
11
5)
Supply Current vs. Temperature
R1124N151x
R1124N281x
90
80
70
60
50
40
30
20
10
0
Temperature Topt(
C)
Supply Current I
SS
(
A)
10
-15
-40
85
60
35
90
80
70
60
50
40
30
20
10
0
Supply Current I
SS
(
A)
10
-15
-40
85
60
35
Temperature Topt(
C)
R1124N401x
90
80
70
60
50
40
30
20
10
0
10
-15
-40
85
60
35
Supply Current I
SS
(
A)
Temperature Topt(
C)
6)
Dropout Voltage vs. Temperature
R1124N151x
R1124N161x
0.6
0.5
0.4
0.3
0.2
0.1
0.0
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
50
25
0
150
125
100
75
85
C
25
C
-40
C
0.6
0.5
0.4
0.3
0.2
0.1
0.0
50
25
0
150
125
100
75
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
85
C
25
C
-40
C
R1124N
12
R1124N171x
R1124N181x
0.6
0.5
0.4
0.3
0.2
0.1
0.0
50
25
0
150
125
100
75
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
85
C
25
C
-40
C
0.6
0.5
0.4
0.3
0.2
0.1
0.0
50
25
0
150
125
100
75
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
85
C
25
C
-40
C
R1124N211x
R1124N281x
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.00
50
25
0
150
125
100
75
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
85
C
25
C
-40
C
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.00
50
25
0
150
125
100
75
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
85
C
25
C
-40
C
R1124N401x
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0.00
50
25
0
150
125
100
75
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
85
C
25
C
-40
C
R1124N
13
7)
Dropout Voltage vs. Set Output Voltage (Topt=25C)
0.60
0.40
0.50
0.20
0.10
0.30
0.00
Set Output Voltage V
REG
(V)
Dropout Voltage V
DIF
(V)
2.0
1.5
1.0
4.0
3.5
3.0
2.5
10mA
30mA
50mA
150mA
8)
Ripple Rejection vs. Input Bias Voltage (Topt=25C, C
IN
=none, Cout=ceramic0.47F)
R1124N281x
R1124N281x
90
70
80
50
60
30
40
10
20
0
Input Voltage V
IN
(V)
Ripple 0.2Vp-p, I
OUT
=1mA
Ripple Rejection RR(dB)
3.0
2.9
3.3
3.2
3.1
f=1kHz
f=10kHz
f=100kHz
90
70
80
50
60
30
40
10
20
0
Ripple 0.5Vp-p, I
OUT
=1mA
3.0
2.9
3.3
3.2
3.1
Input Voltage V
IN
(V)
Ripple Rejection RR(dB)
f=1kHz
f=10kHz
f=100kHz
R1124N281x
R1124N281x
90
70
80
50
60
30
40
10
20
0
Ripple 0.2Vp-p, I
OUT
=30mA
3.0
2.9
3.3
3.2
3.1
Input Voltage V
IN
(V)
Ripple Rejection RR(dB)
f=1kHz
f=10kHz
f=100kHz
90
70
80
50
60
30
40
10
20
0
Ripple 0.5Vp-p, I
OUT
=30mA
3.0
2.9
3.3
3.2
3.1
Input Voltage V
IN
(V)
Ripple Rejection RR(dB)
f=1kHz
f=10kHz
f=100kHz
R1124N
14
R1124N281x
R1124N281x
90
70
80
50
60
30
40
10
20
0
Ripple 0.2Vp-p, I
OUT
=50mA
3.0
2.9
3.3
3.2
3.1
Input Voltage V
IN
(V)
Ripple Rejection RR(dB)
f=1kHz
f=10kHz
f=100kHz
90
70
80
50
60
30
40
10
20
0
Ripple 0.5Vp-p, I
OUT
=50mA
3.0
2.9
3.3
3.2
3.1
Input Voltage V
IN
(V)
Ripple Rejection RR(dB)
f=1kHz
f=10kHz
f=100kHz
9)
Ripple Rejection vs. Frequency (C
IN
=none)
R1124N151x
R1124N151x
90
70
80
50
60
30
40
10
20
0
Frequency f(kHz)
V
IN
=2.5V
DC
+0.5Vp-p,
C
OUT
=Ceramic 1.0
F
1
0.1
100
10
Ripple Rejection RR(dB)
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=50mA
90
70
80
50
60
30
40
10
20
0
V
IN
=2.5V
DC
+0.5Vp-p,
C
OUT
=Ceramic 2.2
F
1
0.1
100
10
Frequency f(kHz)
Ripple Rejection RR(dB)
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=50mA
R1124N281x
R1124N281x
90
70
80
50
60
30
40
10
20
0
V
IN
=3.8V
DC
+0.5Vp-p,
C
OUT
=Ceramic 0.47
F
1
0.1
100
10
Frequency f(kHz)
Ripple Rejection RR(dB)
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=50mA
90
70
80
50
60
30
40
10
20
0
V
IN
=3.8V
DC
+0.5Vp-p,
C
OUT
=Ceramic 1.0
F
1
0.1
100
10
Frequency f(kHz)
Ripple Rejection RR(dB)
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=50mA
R1124N
15
R1124N401x
R1124N401x
90
70
80
50
60
30
40
10
20
0
V
IN
=5.0V
DC
+0.5Vp-p,
C
OUT
=Ceramic 0.47
F
1
0.1
100
10
Frequency f(kHz)
Ripple Rejection RR(dB)
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=50mA
90
70
80
50
60
30
40
10
20
0
V
IN
=5.0V
DC
+0.5Vp-p,
C
OUT
=Ceramic 1.0
F
1
0.1
100
10
Frequency f(kHz)
Ripple Rejection RR(dB)
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=50mA
10) Input Transient Response (I
OUT
=30mA, C
IN
=none, tr=tf=5s, C
OUT
=Ceramic 0.47F)
R1124N151x
1.55
1.54
1.53
1.52
1.51
1.50
1.49
4
3
2
1
0
Time T(
s)
Output Voltage V
OUT
(V)
Input Voltage V
IN
(V)
10
0
20
40
50
60
70
80
90
100
30
Input Voltage
Output Voltage
R1124N281x
2.85
2.84
2.83
2.82
2.81
2.80
2.79
6
5
4
3
2
1
0
10
0
20
40
50
60
70
80
90
100
30
Time T(
s)
Output Voltage V
OUT
(V)
Input Voltage V
IN
(V)
Input Voltage
Output Voltage
R1124N
16
11) Load Transient Response (tr=tf=0.5s, C
IN
=Ceramic 1.0F)
R1124N151x
V
IN
=2.5V, C
OUT
=Ceramic 1.0
F
1.75
1.70
1.65
1.60
1.55
1.50
1.45
150
100
50
0
Output Current I
OUT
(mA)
2
0
4
8
10
12
14
16
18
20
6
Time T(
s)
Output Voltage V
OUT
(V)
Output Current
Output Voltage
R1124N151x
V
IN
=2.5V, C
OUT
=Ceramic 2.2
F
1.75
1.70
1.65
1.60
1.55
1.50
1.45
150
100
50
0
2
0
4
8
10
12
14
16
18
20
6
Output Current I
OUT
(mA)
Time T(
s)
Output Voltage V
OUT
(V)
Output Current
Output Voltage
R1124N281x
V
IN
=3.8V, C
OUT
=Ceramic 0.47
F
3.05
3.00
2.95
2.90
2.85
2.80
2.75
150
100
50
0
2
0
4
8
10
12
14
16
18
20
6
Output Current I
OUT
(mA)
Time T(
s)
Output Voltage V
OUT
(V)
Output Current
Output Voltage
R1124N
17
R1124N281x
V
IN
=3.8V, C
OUT
=Ceramic 1.0
F
3.05
3.00
2.95
2.90
2.85
2.80
2.75
150
100
50
0
2
0
4
8
10
12
14
16
18
20
6
Output Current I
OUT
(mA)
Time T(
s)
Output Voltage V
OUT
(V)
Output Current
Output Voltage
R1124N281x
V
IN
=3.8V, C
OUT
=Ceramic 2.2
F
3.05
3.00
2.95
2.90
2.85
2.80
2.75
150
100
50
0
2
0
4
8
10
12
14
16
18
20
6
Output Current I
OUT
(mA)
Time T(
s)
Output Voltage V
OUT
(V)
Output Current
Output Voltage
12) Turn-on/off speed with CE pin (D version)
R1124N151D (V
IN
=2.5V, C
IN
=Ceramic 1.0A, C
OUT
=Ceramic 1.0F)
4
0
1
2
3
6
2
3
0
1
4
5
Time T(
s)
CE Input Voltage V
CE
(V)
Output Voltage V
OUT
(V)
5
0
-5
25
10
15
20
V
IN
I
OUT
= 0mA
I
OUT
= 30mA
I
OUT
= 150mA
4
0
1
2
3
6
2
3
0
1
4
5
50
0
-50
450
100 150 200 250 300 350 400
Time T(
s)
CE Input Voltage V
CE
(V)
Output Voltage V
OUT
(V)
V
IN
I
OUT
= 0mA
I
OUT
= 30mA
I
OUT
= 150mA
R1124N
18
R1124N281D (V
IN
=3.8V, C
IN
=Ceramic 0.47A, C
OUT
=Ceramic 0.47F)
4
0
-1
1
2
3
8
4
5
0
3
2
1
6
7
0
5
10
15
20
25
-5
Time T(
s)
CE Input Voltage V
CE
(V)
Output Voltage V
OUT
(V)
V
IN
I
OUT
= 0mA
I
OUT
= 30mA
I
OUT
= 150mA
4
0
-1
1
2
3
8
4
5
0
3
2
1
6
7
0
20 40 60 80
120
100
140 160 180
-20
Time T(
s)
CE Input Voltage V
CE
(V)
Output Voltage V
OUT
(V)
V
IN
I
OUT
= 0mA
I
OUT
= 30mA
I
OUT
= 150mA
R1124N401D (V
IN
=5.0V, C
IN
=Ceramic 0.47A, C
OUT
=Ceramic 0.47F)
8
6
4
2
0
-2
14
12
10
8
6
4
2
0
-2
0
5
10
15
20
25
-5
Time T(
s)
CE Input Voltage V
CE
(V)
Output Voltage V
OUT
(V)
V
IN
I
OUT
= 0mA
I
OUT
= 30mA
I
OUT
= 150mA
8
6
4
2
0
-2
14
12
10
8
6
4
2
0
-2
0
20 40 60 80 100 120 140 160 180
-20
Time T(
s)
CE Input Voltage V
CE
(V)
Output Voltage V
OUT
(V)
V
IN
I
OUT
= 0mA
I
OUT
= 30mA
I
OUT
= 150mA
R1124N
19
TECHNICAL NOTES
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V
OUT
CE
V
IN
V
IN
I
OUT
ESR
R1124Nxx1B
S.A.
Ceramic
Cap.
Ceramic
Cap.
Spectrum
Analyzer
Measuring Circuit for white noise; R1124Nxx1B
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R1124N151x
R1124N161x
100
10
1
0.1
0.01
Load Current I
OUT
(mA)
0
60
30
150
120
ESR (
)
90
C
IN
=Ceramic 1.0
A,
C
OUT
=Ceramic 1.0
F
100
10
1
0.1
0.01
Load Current I
OUT
(mA)
0
60
30
150
120
ESR (
)
90
C
IN
=Ceramic 0.47
A,
C
OUT
=Ceramic 0.68
F
R1124N
20
R1124N211x
R1124N281x
100
10
1
0.1
0.01
Load Current I
OUT
(mA)
0
60
30
150
120
ESR (
)
90
C
IN
=Ceramic 0.47
A,
C
OUT
=Ceramic 0.47
F
100
10
1
0.1
0.01
Load Current I
OUT
(mA)
0
60
30
150
120
ESR (
)
90
C
IN
=Ceramic 0.47
A,
C
OUT
=Ceramic 0.47
F