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Электронный компонент: R1210Nxx2C

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SOT-23-5 PWM Step-up DC/DC CONVERTER
51[[[ 6(5,(6
1
NO. EA-064-0204
OUTLINE
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R1210Nxx2x
2
BLOCK DIAGRAM
4
2
V
OUT
EXT
CE
GND
Buffer
OSC
PWM Controller
Phase Comp.
Vref Circuit
Chip Enable
-
+
-
+
-
+
1
5
SELECTION GUIDE
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51[[[[[[
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Code
Contents
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R1210Nxx2x
3
PIN CONFIGURATION
SOT-23-5
1
2
3
4
(mark side)
5
EXT
GND
NC
CE
V
OUT
PIN DESCRIPTION
Pin No.
Symbol
Description
&(
&KLS (QDEOH 3LQ
9
287
3LQ IRU 2XWSXW 9ROWDJH
1&
1R &RQQHFWLRQ
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ABSOLUTE MAXIMUM RATINGS
Symbol
Item
Rating
Unit
9
287
9
287
3LQ 2XWSXW 9ROWDJH
9
9
(;7
(;7 3LQ 2XWSXW 9ROWDJH
9
287
9
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R1210Nxx2x
4
ELECTRICAL CHARACTERISTICS
R1210Nxx2
7RSW &
Symbol
Item
Conditions
Min.
Typ.
Max.
Unit
9
287
2XWSXW 9ROWDJH
9
,1
9
6(7
,
287
P$
9
9
,1
0D[LPXP ,QSXW 9ROWDJH
9
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9
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9
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$
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[[&
9
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$
[['
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9
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9
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R1210Nxx2x
5
Symbol
Item
Conditions
Min.
Typ.
Max.
Unit
$
[[&
,
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6XSSO\ &XUUHQW
9
287
9
6(7
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9
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R1210Nxx2x
6
Symbol
Item
Conditions
Min.
Typ.
Max.
Unit
9 9
6(7
9 9
(;7
9
P$
9 9
6(7
9 9
(;7
9
P$
9 9
6(7
9 9
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9 9
6(7
9 9
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9
P$
9
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9
$
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&(/
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9
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9
$
*Note: V
SET
means setting Output Voltage.
R1210Nxx2x
7
TEST CIRCUITS
L
Tr
V
IN
Cb
C
L
Rb
SD
EXT
GND
V
OUT
CE
V
EXT
V
OUT
GND
CE
C
OSCILLOSCOPE
Test Circuit 1
Test Circuit 2
EXT
GND
CE
V
OUT
A
EXT
GND
CE
V
OUT
A
Test Circuit 3
Test Circuit 4
OSCILLOSCOPE
EXT
GND
CE
V
OUT
C
OSCILLOSCOPE
EXT
GND
CE
V
OUT
Test Circuit 5
Test Circuit 6
,QGXFWRU /
+ 6XPLGD (OHFWULF &R /WG &'
'LRGH 6'
5%' 5RKP 6FKRWWN\ 7\SH
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6'*
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7HVW &LUFXLW 7\SLFDO &KDUDFWHULVWLFV
7HVW &LUFXLW 7\SLFDO &KDUDFWHULVWLFV
7HVW &LUFXLW 7\SLFDO &KDUDFWHULVWLFV
7HVW &LUFXLW 7\SLFDO &KDUDFWHULVWLFV
7HVW &LUFXLW 7\SLFDO &KDUDFWHULVWLFV
R1210Nxx2x
8
TYPICAL CHARACTERISTICS
1)
Output Voltage vs. Output Current
R1210N302C
R1210N302D
L:27
H
V
IN
:1.5V
V
IN
:2.0V
V
IN
:2.5V
V
IN
:0.9V
Output Current I
OUT
(mA)
0
200
400
600
800
3.2
3.1
3.0
2.9
2.8
Output Voltage V
OUT
(V)
L:27
H
V
IN
:1.5V
V
IN
:2.0V
V
IN
:2.5V
V
IN
:0.9V
Output Current I
OUT
(mA)
0
200
400
600
800
3.2
3.1
3.0
2.9
2.8
Output Voltage V
OUT
(V)
R1210N502C
R1210N502D
L:27
H
V
IN
:3.0V
V
IN
:2.0V
V
IN
:4.0V
V
IN
:1.5V
Output Current I
OUT
(mA)
0
200
400
600
800
5.4
5.2
5.0
4.8
4.6
4.4
Output Voltage V
OUT
(V)
L:27
H
V
IN
:3.0V
V
IN
:2.0V
V
IN
:4.0V
V
IN
:1.5V
Output Current I
OUT
(mA)
0
200
400
600
800
5.4
5.2
5.0
4.8
4.6
4.4
Output Voltage V
OUT
(V)
2)
Efficiency vs. Output Current
R1210N302C
R1210N302D
L:27
H
V
IN
:2.5V
V
IN
:1.5V
V
IN
:2.0V
V
IN
:0.9V
Output Current I
OUT
(mA)
0
200
400
600
800
100
80
60
40
20
0
Efficiency
(%)
L:27
H
V
IN
:2.5V
V
IN
:1.5V
V
IN
:2.0V
V
IN
:0.9V
Output Current I
OUT
(mA)
0
200
400
600
800
100
80
60
40
20
0
Efficiency
(%)
R1210Nxx2x
9
R1210N502C
R1210N502D
L:27
H
V
IN
:4.0V
V
IN
:2.0V
V
IN
:1.5V
V
IN
:3.0V
Output Current I
OUT
(mA)
0
200
400
600
800
100
80
60
40
20
0
Efficiency
(%)
L:27
H
V
IN
:4.0V
V
IN
:2.0V
V
IN
:1.5V
V
IN
:3.0V
Output Current I
OUT
(mA)
0
200
400
600
800
100
80
60
40
20
0
Efficiency
(%)
3)
Ripple Voltage vs. Output Current
R1210N302C
R1210N302D
L:27
H
V
IN
:2.5V
V
IN
:0.9V
V
IN
:1.5V
Output Current I
OUT
(mA)
0
200
400
600
800
280
240
200
160
120
80
40
0
Ripple Voltage Vripple (mV)
L:27
H
V
IN
:2.5V
V
IN
:0.9V
V
IN
:1.5V
Output Current I
OUT
(mA)
0
200
400
600
800
280
240
200
160
120
80
40
0
Ripple Voltage Vripple (mV)
R1210N502C
R1210N502D
L:27
H
V
IN
:4.0V
V
IN
:1.5V
V
IN
:3.0V
Output Current I
OUT
(mA)
0
200
400
600
800
280
240
200
160
120
80
40
0
Ripple Voltage Vripple (mV)
L:27
H
V
IN
:4.0V
V
IN
:0.9V
V
IN
:1.5V
V
IN
:3.0V
Output Current I
OUT
(mA)
0
200
400
600
800
280
240
200
160
120
80
40
0
Ripple Voltage Vripple (mV)
R1210Nxx2x
10
4)
Start-up Voltage/ Hold-on Voltage vs. Output Current (Topt=25
C)
R1210N302C
R1210N302D
L:27H
Vhold
Vstart
Output Current I
OUT
(mA)
0
20
40
60
100
80
1.6
1.2
0.8
0.4
0.0
Start-up/Hold-on Voltage
Vstart/Vhold(V)
Start-up/Hold-on Voltage
Vstart/Vhold(V)
L:27H
Vhold
Vstart
Output Current I
OUT
(mA)
0
20
40
60
100
80
1.6
1.2
0.8
0.4
0.0
R1210N502C
R1210N502D
Start-up/Hold-on Voltage
Vstart/Vhold(V)
L:27H
Vhold
Vstart
Output Current I
OUT
(mA)
0
20
40
60
100
80
1.6
1.2
0.8
0.4
0.0
Start-up/Hold-on Voltage
Vstart/Vhold(V)
L:27H
Vhold
Vstart
Output Current I
OUT
(mA)
0
20
40
60
100
80
1.6
1.2
0.8
0.4
0.0
5)
Output Voltage vs. Temperature
R1210N302C
R1210N302D
Output Voltage V
OUT
(V)
L:27H
I
OUT
:30mA
I
OUT
:0mA
I
OUT
:100mA
Temperature Topt(
C)
-50
-25
0
25
50
100
75
3.10
3.05
3.00
2.95
2.90
Output Voltage V
OUT
(V)
L:27H
I
OUT
:30mA
I
OUT
:0mA
I
OUT
:100mA
Temperature Topt(
C)
-50
-25
0
25
50
100
75
3.10
3.05
3.00
2.95
2.90
R1210Nxx2x
11
R1210N502C
R1210N502D
Output Voltage V
OUT
(V)
L:27H
I
OUT
:30mA
I
OUT
:0mA
I
OUT
:100mA
Temperature Topt(
C)
-50
-25
0
25
50
100
75
5.15
5.10
5.05
5.00
4.95
4.90
4.85
Output Voltage V
OUT
(V)
L:27H
I
OUT
:30mA
I
OUT
:0mA
I
OUT
:100mA
Temperature Topt(
C)
-50
-25
0
25
50
100
75
5.15
5.10
5.05
5.00
4.95
4.90
4.85
6)
Supply Current 1 vs. Temperature
R1210N302C
R1210N302D
Supply Current I
ss
1(
A)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
40
30
20
10
0
Supply Current I
ss
1(
A)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
40
30
20
10
0
R1210N502C
R1210N502D
Supply Current I
ss
1(
A)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
80
60
40
20
0
Supply Current I
ss
1(
A)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
80
60
40
20
0
R1210Nxx2x
12
7)
Supply Current 2 vs. Temperature
R1210N302C
R1210N302D
Supply Current2 I
ss
2(
A)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
25
60
15
10
0
5
Supply Current2 I
ss
2 (
A)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
25
60
15
10
0
5
R1210N502C
R1210N502D
Supply Current2 I
ss
2 (
A)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
25
60
15
10
0
5
Supply Current2 I
ss
2 (
A)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
25
60
15
10
0
5
8)
Supply Current 3 vs. Temperature
R1210N302C
R1210N302D
Temperature Topt(
C)
Supply Current 3 Istandby (
A)
0
0.0
-0.2
0.4
0.2
0.8
1.0
0.6
25
100
75
50
-50
-25
Supply Current3 Istandby(
A)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
1.0
0.8
0.6
0.4
0.2
-0.2
0.0
R1210Nxx2x
13
R1210N502C
R1210N502D
Supply Current3 Istandby(
A)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
1.0
0.8
0.6
0.4
0.2
-0.2
0.0
Supply Current3 Istandby(
A)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
1.0
0.8
0.6
0.4
0.2
-0.2
0.0
9)
Oscillator Frequency vs. Temperature
R1210N302C
R1210N302D
Oscillator Frequency fosc(kHz)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
300
250
200
150
100
0
50
Oscillator Frequency fosc(kHz)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
300
250
200
150
100
0
50
R1210N502C
R1210N502D
Oscillator Frequency fosc(kHz)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
300
250
200
150
100
0
50
Oscillator Frequency fosc(kHz)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
300
250
200
150
100
0
50
R1210Nxx2x
14
10) Maximum Duty Cycle vs. Temperature
R1210N302C
R1210N302D
Maximum Duty Cycle Duty(%)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
100
90
80
70
60
40
50
Maximum Duty Cycle Duty(%)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
100
90
80
70
60
40
50
R1210N502C
R1210N502D
Maximum Duty Cycle Duty(%)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
100
90
80
70
60
40
50
Maximum Duty Cycle Duty(%)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
100
90
80
70
60
40
50
11) EXT "H" Output Current vs. Temperature
R1210N302C
R1210N302D
EXT "H" Output Current
I
EXTH
(mA)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
20
15
10
0
5
EXT "H" Output Current
I
EXTH
(mA)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
20
15
10
0
5
R1210Nxx2x
15
R1210N502C
R1210N502D
EXT "H" Output Current
I
EXTH
(mA)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
20
15
10
0
5
EXT "H" Output Current
I
EXTH
(mA)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
20
15
10
0
5
12) EXT "L" Output Current vs. Temperature
R1210N302C
R1210N302D
EXT "L" Output Current
I
EXTL
(mA)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
20
15
10
0
5
EXT "L" Output Current
I
EXTL
(mA)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
20
15
10
0
5
R1210N502C
R1210N502D
EXT "L" Output Current
I
EXTL
(mA)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
20
15
10
0
5
EXT "L" Output Current
I
EXTL
(mA)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
20
15
10
0
5
R1210Nxx2x
16
13) CE "H" Input Voltage vs. Temperature
R1210N602C
R1210N602D
CE "H" Input Voltage V
CEH
(V)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
0.9
0.8
0.7
0.6
0.5
0.3
0.4
CE "H" Input Voltage V
CEH
(V)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
0.9
0.8
0.7
0.6
0.5
0.3
0.4
14) CE "L" Input Voltage vs. Temperature
R1210N602C
R1210N602D
CE "L" Input Voltage V
CEL
(V)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
0.9
0.8
0.7
0.6
0.5
0.3
0.4
CE "L" Input Voltage V
CEL
(V)
Temperature Topt(
C)
-50
-25
0
25
50
100
75
0.9
0.8
0.7
0.6
0.5
0.3
0.4
15) Output Waveform at Power-on (Topt: 25
C)
51& 9
,1
99
,
287
P$
,
287
P$
M50.0ms
V
IN
V
OUT
2V/div
M50.0ms
V
IN
V
OUT
2V/div
R1210Nxx2x
17
51' 9
,1
99
,
287
P$
,
287
P$
M50.0ms
V
IN
V
OUT
2V/div
M50.0ms
V
IN
V
OUT
2V/div
51& 9
,1
99
,
287
P$
,
287
P$
M50.0ms
V
IN
V
OUT
1V/div
M50.0ms
V
IN
V
OUT
1V/div
51' 9
,1
99
,
287
P$
,
287
P$
1V/div
M50.0ms
V
IN
V
OUT
M50.0ms
V
IN
V
OUT
1V/div
R1210Nxx2x
18
16) Load Transient Response (Topt: 25
C)
51& 9
,1
9 ,
287
P$P$
M50.0ms
I
OUT
V
OUT
200mV
M50.0ms
I
OUT
V
OUT
200mV
51' 9
,1
9 ,
287
P$P$
M50.0ms
I
OUT
V
OUT
200mV
M50.0ms
I
OUT
V
OUT
200mV
51& 9
,1
9 ,
287
P$P$
M50.0ms
I
OUT
V
OUT
100mV
M50.0ms
I
OUT
V
OUT
100mV
R1210Nxx2x
19
51' 9
,1
9 ,
287
P$P$
M50.0ms
I
OUT
V
OUT
100mV
M50.0ms
I
OUT
V
OUT
100mV