SOT23-6 150mA 2ch LDO REGULATORS
51 6(5,(6
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51B(GRF
NO. EA-089-0204
OUTLINE
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FEATURES
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R5323N
2
BLOCK DIAGRAMS
R5323NxxxA
6
2
5
V
OUT1
GND
CE1
V
DD
+
-
Vref
1
Current Limit
4
V
OUT2
CE2
3
+
-
Vref
Current Limit
Error
Amp.
R1_1
R2_1
R1_2
R2_2
Error
Amp.
R5323NxxxB
6
2
5
V
OUT1
GND
CE1
V
DD
+
-
Vref
1
Current Limit
4
V
OUT2
CE2
3
+
-
Vref
Current Limit
R1_1
R2_1
R1_2
R2_2
Error
Amp.
Error
Amp.
R5323N
3
SELECTION GUIDE
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Code
Contents
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287
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PIN CONFIGURATION
SOT-23-6
6
4
5
CE1
CE2
GND
1
2
3
V
OUT1
V
DD
(mark side)
V
OUT2
R5323N
4
PIN DESCRIPTION
Pin No.
Symbol
Description
9
287
2XWSXW 3LQ
9
''
,QSXW 3LQ
9
287
2XWSXW 3LQ
&(
&KLS (QDEOH 3LQ
*1'
*URXQG 3LQ
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ABSOLUTE MAXIMUM RATINGS
Symbol
Item
Rating
Unit
9
,1
,QSXW 9ROWDJH
9
9
&(
,QSXW 9ROWDJH &( 3LQ
a9
,1
9
9
287
2XWSXW 9ROWDJH
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9
,
287
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R5323N
5
ELECTRICAL CHARACTERISTICS
R5323NxxxA/B
7RSW &
Symbol
Item
Conditions
Min.
Typ.
Max.
Unit
9
287
2XWSXW 9ROWDJH
9
,1
6HW 9
287
9
P$,
287
P$
9
287
9
287
9
,
287
2XWSXW &XUUHQW
9
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287
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9
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9
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287
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9
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9
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Note1: f=1kHz, 70dB as to V
287
2.5V Output type.
Note2: f=10kHz, 60dB as to V
OUT
2.5V Output type.
R5323N
6
ELECTRICAL CHARACTERISTICS by OUTPUT VOLTAGE
7RSW &
Dropout Voltage
V
DIF
(V)
Output Voltage
V
OUT
(V)
Condition
Typ.
Max.
9
287
9
287
9
287
9
287
9
287
9
287
,
287
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R5323N
7
TEST CIRCUITS
V
OUT2
V
OUT1
GND
CE2
V
DD
CE1
V
C3
C2
V
C1
I
OUT2
V
OUT2
I
OUT1
V
OUT1
R5323N
SERIES
V
OUT2
V
OUT1
GND
CE2
V
DD
CE1
C3
C2
C1
A
I
SS
R5323N
SERIES
Fig.1 Standard test Circuit
Fig.2 Supply Current Test Circuit
V
OUT2
V
OUT1
GND
CE2
V
DD
CE1
C3
C2
I
OUT2
I
OUT1
PG
Pulse
Generator
R5323N
SERIES
V
OUT2
V
OUT1
GND
R5323N
SERIES
CE2
V
DD
CE1
C3
C2
I
OUT1a
I
OUT1b
I
OUT2
I
OUT2b
C1
Fig.3 Ripple Rejection, Line Transient Response
Fig.4 Load Transient Response Test Circuit
Test Circuit
TYPICAL APPLICATION
C3
C2
C1
1
6
5
2
V
DD
CE1
V
OUT1
GND
R5323Nxxxx
SERIES
4
3
V
OUT2
CE2
OUT2
IN
OUT1
([WHUQDO &RPSRQHQWV 2XWSXW &DSDFLWRU &HUDPLF 7\SH
R5323N
8
TYPICAL CHARACTERISTICS
1)
Output Voltage vs. Output Current (Topt=25C)
1.5V (VR1)
1.5V (VR2)
1.6
1.4
1.2
0.8
0.6
1
0.4
0.2
0
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
0
100
200
300
400
V
IN
=1.8V
V
IN
=2.0V
V
IN
=3.5V
V
IN
=2.5V
1.6
1.4
1.2
0.8
0.6
1
0.4
0.2
0
0
100
200
300
400
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
V
IN
=1.8V
V
IN
=2.0V
V
IN
=3.5V
V
IN
=2.5V
2.8V (VR1)
2.8V (VR2)
3
2.5
1.5
2
1
0.5
0
0
100
200
300
400
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
V
IN
=3.1V
V
IN
=4.8V
3
2.5
1.5
2
1
0.5
0
0
100
200
300
400
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
V
IN
=3.1V
V
IN
=4.8V
4.0V (VR1)
4.0V (VR2)
5
4
2
3
1
0
0
100
200
300
400
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
V
IN
=4.3V
V
IN
=6.0V
5
4
2
3
1
0
0
100
200
300
400
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
V
IN
=4.3V
V
IN
=6.0V
R5323N
9
2)
Output Voltage vs. Input Voltage (Topt=25C)
1.5V (VR1)
1.5V (VR2)
1.6
1.4
1.5
1.3
1.1
1.2
1
1
2
3
5
6
4
Input Voltage V
IN
(V)
Output Voltage V
OUT
(V)
1mA
30mA
50mA
1.6
1.4
1.5
1.3
1.1
1.2
1
1
2
3
5
6
4
Input Voltage V
IN
(V)
Output Voltage V
OUT
(V)
1mA
30mA
50mA
2.8V (VR1)
2.8V (VR2)
2.9
2.6
2.8
2.5
2.1
2.3
2
1
2
3
5
6
4
2.7
2.4
2.2
Input Voltage V
IN
(V)
Output Voltage V
OUT
(V)
1mA
30mA
50mA
2.9
2.6
2.8
2.5
2.1
2.3
2
1
2
3
5
6
4
2.7
2.4
2.2
Input Voltage V
IN
(V)
Output Voltage V
OUT
(V)
1mA
30mA
50mA
4.0V (VR1)
4.0V (VR2)
4.2
3.8
4
3.6
3.4
3
1
2
3
5
6
4
3.2
Input Voltage V
IN
(V)
Output Voltage V
OUT
(V)
1mA
30mA
50mA
4.2
3.8
4
3.6
3.4
3
1
2
3
5
6
4
3.2
Input Voltage V
IN
(V)
Output Voltage V
OUT
(V)
1mA
30mA
50mA
R5323N
10
3)
Dropout Voltage vs. Temperature
1.5V (VR1)
1.5V (VR2)
0.6
0.5
0.4
0.3
0.2
0.1
0
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
0
25
50
100
125
150
75
Topt= 85
C
25
C
-40
C
0.6
0.5
0.4
0.3
0.2
0.1
0
0
25
50
100
125
150
75
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
Topt= 85
C
25
C
-40
C
2.8V (VR1)
2.8V (VR2)
0.4
0.35
0.25
0.3
0.2
0.15
0.1
0.05
0
0
25
50
100
125
150
75
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
Topt= 85
C
25
C
-40
C
0.4
0.35
0.25
0.3
0.2
0.15
0.1
0.05
0
0
25
50
100
125
150
75
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
Topt= 85
C
25
C
-40
C
4.0V (VR1)
4.0V (VR2)
0.4
0.35
0.25
0.3
0.2
0.15
0.1
0.05
0
0
25
50
100
125
150
75
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
Topt= 85
C
25
C
-40
C
0.4
0.35
0.25
0.3
0.2
0.15
0.1
0.05
0
0
25
50
100
125
150
75
Output Current I
OUT
(mA)
Dropout Voltage V
DIF
(V)
Topt= 85
C
25
C
-40
C
R5323N
11
4)
Output Voltage vs. Temperature
1.5V (VR1)
1.5V (VR2)
1.54
1.53
1.52
1.51
1.50
1.49
1.48
1.47
1.46
Temperature Topt(
C
)
-50
-25
0
50
75
100
25
Output Voltage V
OUT
(V)
V
IN
=2.5V, I
OUT
=30mA
1.54
1.53
1.52
1.51
1.50
1.49
1.48
1.47
1.46
-50
-25
0
50
75
100
25
V
IN
=2.5V, I
OUT
=30mA
Temperature Topt(
C
)
Output Voltage V
OUT
(V)
2.8V (VR1)
2.8V (VR2)
2.86
2.84
2.82
2.80
2.78
2.76
2.74
-50
-25
0
50
75
100
25
V
IN
=3.8V, I
OUT
=30mA
Temperature Topt(
C
)
Output Voltage V
OUT
(V)
2.86
2.84
2.82
2.80
2.78
2.76
2.74
-50
-25
0
50
75
100
25
V
IN
=3.8V, I
OUT
=30mA
Temperature Topt(
C
)
Output Voltage V
OUT
(V)
4.0V (VR1)
4.0V (VR2)
4.08
4.06
4.02
4.00
3.98
3.94
3.92
-50
-25
0
50
75
100
25
4.04
3.96
V
IN
=5.0V, I
OUT
=30mA
Temperature Topt(
C
)
Output Voltage V
OUT
(V)
4.08
4.06
4.02
4.00
3.98
3.94
3.92
-50
-25
0
50
75
100
25
4.04
3.96
V
IN
=5.0V, I
OUT
=30mA
Temperature Topt(
C
)
Output Voltage V
OUT
(V)
R5323N
12
5)
Supply Current vs. Input Voltage (Topt=25C)
1.5V
2.8V
100
80
60
40
20
0
Input Voltage V
IN
(V)
0
1
2
4
5
6
3
Supply Current I
SS
(
A)
VR1
VR2
100
80
60
40
20
0
0
1
2
4
5
6
3
Input Voltage V
IN
(V)
Supply Current I
SS
(
A)
VR1
VR2
4.0V
100
80
60
40
20
0
0
1
2
4
5
6
3
Input Voltage V
IN
(V)
Supply Current I
SS
(
A)
VR1
VR2
6)
Supply Current vs. Temperature
1.5V (VR1)
1.5V (VR2)
20
40
100
80
0
-50
-25
25
50
75
100
60
V
IN
=2.5V
0
Supply Current I
SS
(
A)
Temperature Topt(
C
)
20
40
100
80
0
-50
-25
25
50
75
100
60
V
IN
=2.5V
0
Supply Current I
SS
(
A)
Temperature Topt(
C
)
R5323N
13
2.8V (VR1)
2.8V (VR2)
20
40
100
80
0
-50
-25
25
50
75
100
60
V
IN
=3.8V
0
Supply Current I
SS
(
A)
Temperature Topt(
C
)
20
40
100
80
0
-50
-25
25
50
75
100
60
V
IN
=3.8V
0
Supply Current I
SS
(
A)
Temperature Topt(
C
)
4.0V (VR1)
4.0V (VR2)
20
40
100
80
0
-50
-25
25
50
75
100
60
V
IN
=5.0V
0
Supply Current I
SS
(
A)
Temperature Topt(
C
)
20
40
100
80
0
-50
-25
25
50
75
100
60
V
IN
=5.0V
0
Supply Current I
SS
(
A)
Temperature Topt(
C
)
7)
Dropout Voltage vs. Set Output Voltage (Topt=25C)
VR1
VR2
Set Output Voltage Vreg(
V
)
0.6
0.5
0
1
3
4
Dropout Voltage V
DIF
(
V
)
0.3
0.2
0.4
0.1
2
10mA
30mA
50mA
150mA
0.6
0.5
0
1
3
4
0.3
0.2
0.4
0.1
2
Set Output Voltage Vreg(
V
)
Dropout Voltage V
DIF
(
V
)
10mA
30mA
50mA
150mA
R5323N
14
8)
Ripple Rejection vs. Frequency (Topt=25C)
1.5V (VR1)
1.5V (VR2)
90
80
70
60
50
40
30
20
10
0
0.1
1
10
100
Ripple Rejection RR(dB)
Frequency f(kHz)
V
IN
=2.5V+0.5Vp-p, C
OUT
=Ceramic 1.0
F
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=150mA
90
80
70
60
50
40
30
20
10
0
0.1
1
10
100
V
IN
=2.5V+0.5Vp-p, C
OUT
=Ceramic 1.0
F
Ripple Rejection RR(dB)
Frequency f(kHz)
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=150mA
1.5V (VR1)
1.5V (VR2)
90
80
70
60
50
40
30
20
10
0
0.1
1
10
100
V
IN
=2.5V+0.5Vp-p, C
OUT
=Ceramic 2.2
F
Ripple Rejection RR(dB)
Frequency f(kHz)
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=150mA
90
80
70
60
50
40
30
20
10
0
0.1
1
10
100
V
IN
=2.5V+0.5Vp-p, C
OUT
=Ceramic 2.2
F
Ripple Rejection RR(dB)
Frequency f(kHz)
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=150mA
2.8V (VR1)
2.8V (VR2)
90
80
70
60
50
40
30
20
10
0
0.1
1
10
100
V
IN
=3.8V+0.5Vp-p, C
OUT
=Ceramic 1.0
F
Ripple Rejection RR(dB)
Frequency f(kHz)
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=150mA
90
80
70
60
50
40
30
20
10
0
0.1
1
10
100
V
IN
=3.8V+0.5Vp-p, C
OUT
=Ceramic 1.0
F
Ripple Rejection RR(dB)
Frequency f(kHz)
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=150mA
R5323N
15
2.8V (VR1)
2.8V (VR2)
90
80
70
60
50
40
30
20
10
0
0.1
1
10
100
V
IN
=3.8V+0.5Vp-p, C
OUT
=Ceramic 2.2
F
Ripple Rejection RR(dB)
Frequency f(kHz)
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=150mA
90
80
70
60
50
40
30
20
10
0
0.1
1
10
100
V
IN
=3.8V+0.5Vp-p, C
OUT
=Ceramic 2.2
F
Ripple Rejection RR(dB)
Frequency f(kHz)
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=150mA
4.0V (VR1)
4.0V (VR2)
90
80
70
60
50
40
30
20
10
0
0.1
1
10
100
V
IN
=5.0V+0.5Vp-p, C
OUT
=Ceramic 1.0
F
Ripple Rejection RR(dB)
Frequency f(kHz)
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=150mA
90
80
70
60
50
40
30
20
10
0
0.1
1
10
100
V
IN
=5.0V+0.5Vp-p, C
OUT
=Ceramic 1.0
F
Ripple Rejection RR(dB)
Frequency f(kHz)
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=150mA
4.0V (VR1)
4.0V (VR2)
90
80
70
60
50
40
30
20
10
0
0.1
1
10
100
V
IN
=5.0V+0.5Vp-p, C
OUT
=Ceramic 2.2
F
Ripple Rejection RR(dB)
Frequency f(kHz)
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=150mA
90
80
70
60
50
40
30
20
10
0
0.1
1
10
100
V
IN
=5.0V+0.5Vp-p, C
OUT
=Ceramic 2.2
F
Ripple Rejection RR(dB)
Frequency f(kHz)
I
OUT
=1mA
I
OUT
=30mA
I
OUT
=150mA
R5323N
16
9)
Ripple Rejection vs. Input Voltage (DC bias) C
OUT
= Ceramic 1.0F, Topt=25C
2.8V (VR1)
2.8V (VR2)
100
90
80
70
60
50
40
30
20
10
0
2.9
3
3.2
3.3
3.1
I
OUT
=1mA
Ripple Rejection RR(dB)
Input Voltage V
IN
(V)
f=1kHz
f=10kHz
f=100kHz
100
90
80
70
60
50
40
30
20
10
0
2.9
3
3.2
3.3
3.1
I
OUT
=1mA
Ripple Rejection RR(dB)
Input Voltage V
IN
(V)
f=1kHz
f=10kHz
f=100kHz
2.8V (VR1)
2.8V (VR2)
100
90
80
70
60
50
40
30
20
10
0
2.9
3
3.2
3.3
3.1
I
OUT
=30mA
Ripple Rejection RR(dB)
Input Voltage V
IN
(V)
f=1kHz
f=10kHz
f=100kHz
100
90
80
70
60
50
40
30
20
10
0
2.9
3
3.2
3.3
3.1
I
OUT
=30mA
Ripple Rejection RR(dB)
Input Voltage V
IN
(V)
f=1kHz
f=10kHz
f=100kHz
2.8V (VR1)
2.8V (VR2)
100
90
80
70
60
50
40
30
20
10
0
2.9
3
3.2
3.3
3.1
I
OUT
=50mA
Ripple Rejection RR(dB)
Input Voltage V
IN
(V)
f=1kHz
f=10kHz
f=100kHz
100
90
80
70
60
50
40
30
20
10
0
2.9
3
3.2
3.3
3.1
I
OUT
=50mA
Ripple Rejection RR(dB)
Input Voltage V
IN
(V)
f=1kHz
f=10kHz
f=100kHz
R5323N
17
10) Input Transient Response
R5323N001x (2.8V, VR1)
Time T(
s)
2.79
2.84
2.85
Output Voltage V
OUT
(V)
Input Voltage V
IN
(V)
2.80
2.81
2.82
2.83
0
5
6
1
2
3
4
0
10
20
30
40
50
60
70
80
90
100
I
OUT
=30mA, tr=tf=5
s,
C
OUT
=Ceramic 1.0
F
V
IN
V
OUT
R5323N001x (2.8V, VR1)
2.79
2.84
2.85
2.80
2.81
2.82
2.83
0
5
6
1
2
3
4
0
10
20
30
40
50
60
70
80
90
100
Topt=25
C, C
OUT
=Ceramic 2.2
F
Time T(
s)
Output Voltage V
OUT
(V)
Input Voltage V
IN
(V)
V
IN
V
OUT
R5323N001x (2.8V, VR1)
2.79
2.84
2.85
2.80
2.81
2.82
2.83
0
5
6
1
2
3
4
0
10
20
30
40
50
60
70
80
90
100
Topt=25
C, C
OUT
=Ceramic 4.4
F
Time T(
s)
Output Voltage V
OUT
(V)
Input Voltage V
IN
(V)
V
IN
V
OUT
R5323N
18
R5323N001x (2.8V, VR2)
2.79
2.84
2.85
2.80
2.81
2.82
2.83
0
5
6
1
2
3
4
0
10
20
30
40
50
60
70
80
90
100
Time T(
s)
Output Voltage V
OUT
(V)
Input Voltage V
IN
(V)
Topt=25
C, C
OUT
=Ceramic 1.0
F
V
IN
V
OUT
R5323N001x (2.8V, VR2)
2.79
2.84
2.85
2.80
2.81
2.82
2.83
0
5
6
1
2
3
4
0
10
20
30
40
50
60
70
80
90
100
Topt=25
C, C
OUT
=Ceramic 2.2
F
Time T(
s)
Output Voltage V
OUT
(V)
Input Voltage V
IN
(V)
V
IN
V
OUT
R5323N001x (2.8V, VR2)
2.79
2.84
2.85
2.80
2.81
2.82
2.83
0
5
6
1
2
3
4
0
10
20
30
40
50
60
70
80
90
100
Topt=25
C, C
OUT
=Ceramic 4.4
F
Time T(
s)
Output Voltage V
OUT
(V)
Input Voltage V
IN
(V)
V
IN
V
OUT
R5323N
19
11) Load Transient Response
2.8V (VR1)
2.8V (VR2)
2.80
0
5
10
15
20
Output Current I
OUT1
(
mA
)
2.85
2.85
150
100
50
0
2.80
2.75
2.75
C
IN
=Ceramic 1.0
F, C
OUT
=Ceramic 1.0
F
Time T(
s)
Output Voltage V
OUT
(V)
V
OUT1
V
OUT2
I
OUT2
=30mA
I
OUT1
2.80
0
5
10
15
20
2.85
2.85
150
100
50
0
2.80
2.75
2.75
C
IN
=Ceramic 1.0
F, C
OUT
=Ceramic 1.0
F
Output Current I
OUT2
(
mA
)
Time T(
s)
Output Voltage V
OUT
(V)
V
OUT1
V
OUT2
I
OUT1
=30mA
I
OUT2
12) ESR vs. Output Current
1.5V (VR1)
1.5V (VR2)
Output Current I
OUT
(mA)
100
1
0.1
0.01
ESR(
)
10
0
50
100
150
Topt=25
C, C
IN
=C
OUT
=Ceramic 1.0
F,
V
IN
=25V, f=10Hz to 2MHz(BW=30Hz)
100
1
0.1
0.01
ESR(
)
10
0
50
100
150
Topt=25
C, C
IN
=C
OUT
=Ceramic 1.0
F,
V
IN
=25V, f=10Hz to 2MHz(BW=30Hz)
Output Current I
OUT
(mA)
2.8V (VR1)
2.8V (VR2)
100
1
0.1
0.01
ESR(
)
10
0
50
100
150
Output Current I
OUT
(mA)
C
IN
=C
OUT
=Ceramic 1.0
F, V
IN
=2.5V,
f=10Hz to 2MHz(BW=30Hz)
100
1
0.1
0.01
ESR(
)
10
0
50
100
150
C
IN
=C
OUT
=Ceramic 1.0
F, V
IN
=2.5V,
f=10Hz to 2MHz(BW=30Hz)
Output Current I
OUT
(mA)
R5323N
20
13) Minimum Operating Voltage
1.5V Minimum Operating Voltage Range
2.3
2
2.2
1.9
1.7
1.5
Output Current I
OUT
(mA)
V
DD
(V)
0
75
150
2.1
1.8
1.6
V
DD
V
IN
(MIN)
TECHNICAL NOTES
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