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Электронный компонент: R1211x002A

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TYPICAL APPLICATIONS AND TECHNICAL NOTES
<R1211x002A/R1211x002C>
V
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R3
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: IRF7601 (International Rectifier)
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: LDR655312T-220 22
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C1 : 4.7
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C4 : 680pF (Ceramic)
C5 : 2200pF (Ceramic)
R1 : Output Voltage Setting Resistor 1
R2 : Output Voltage Setting Resistor 2
R3 : 30k
R4 : 30k
<R1211x002B/R1211x002D>
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C1 : 4.7
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R1 : Setting Output Voltage Resistor 1
R2 : Setting Output Voltage Resistor 2
R3 : 30k
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V
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R1211x
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TEST CIRCUITS
R1211x002A/R1211x002C
*Oscillator Frequency,
Maximum Duty Cycle, V
FB
Voltage Test
*Consumption Current Test
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V
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GND
EXT
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FB
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3.3V
V
IN
GND
V
FB
DELAY
6V
A
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*EXT "L" ON Resistance
OSCILLOSCOPE
V
IN
GND
EXT
V
FB
DELAY
3.3V
150
V
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GND
EXT
V
FB
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3.3V
150
V
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V
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GND
V
FB
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IN
GND
V
FB
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2.5V
A
0.1V
R1211x
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*AMP "H" Output Current/"L"
Output Current Test
OSCILLOSCOPE
V
IN
GND
EXT
V
FB
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3.3V
V
IN
GND
AMPOUT
V
FB
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3.3V
A
0.9V/1.1V
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OSCILLOSCOPE
V
IN
GND
EXT
V
FB
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V
IN
GND
EXT
AMPOUT
V
FB
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Coil
C5
C2
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R3
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R1
R2
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FB
Voltage Test
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GND
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FB
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V
IN
GND
CE
V
FB
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A
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OSCILLOSCOPE
V
IN
GND
EXT
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V
FB
DELAY
3.3V
150
V
IN
GND
EXT
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V
FB
DELAY
3.3V
150
V
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GND
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FB
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A
V
IN
GND
CE
V
FB
DELAY
2.5V
A
0.1V
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*Standby Current Test
V
IN
GND
EXT
CE
V
FB
DELAY
3.3V
OSCILLOSCOPE
V
IN
GND
CE
V
FB
DELAY
6V
A
R1211x
17
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* CE "L" Input Current/"H" Input Current Test
Hysteresis Range Test
V
IN
GND
EXT
CE
V
FB
DELAY
OSCILLOSCOPE
V
IN
GND
CE
V
FB
DELAY
6V
A
0V/6V
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V
IN
GND
EXT
CE
V
FB
DELAY
OSCILLOSCOPE
2.5V/6V
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V
IN
GND
EXT
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V
FB
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C5
C2
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C1
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R2
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TYPICAL CHARACTERISTICS
1)
Output Voltage vs. Output Current
R1211x002A
R1211x002A
4.9
5.1
5.0
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
1
10
100
1000
L=10
H
V
OUT
=5V
V
IN
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V
IN
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9.8
10.2
10.0
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
1
10
100
1000
L=10
H
V
OUT
=10V
V
IN
=2.5V
V
IN
=3.3V
V
IN
=5.0V
R1211x002A
R1211x002B
14.7
15.3
15.0
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
1
10
100
1000
L=10
H
V
OUT
=15V
V
IN
=2.5V
V
IN
=3.3V
V
IN
=5.0V
4.9
5.1
5.0
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
1
10
100
1000
L=10
H
V
OUT
=5V
V
IN
=2.5V
V
IN
=3.3V
R1211x002B
R1211x002B
9.8
10.2
10.0
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
1
10
100
1000
L=10
H
V
OUT
=10V
V
IN
=2.5V
V
IN
=3.3V
V
IN
=5.0V
14.7
15.3
15.0
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
1
10
100
1000
L=10
H
V
OUT
=15V
V
IN
=2.5V
V
IN
=3.3V
V
IN
=5.0V
R1211x
19
R1211x002C
R1211x002C
4.9
5.1
5.0
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
1
10
100
1000
L=22
H
V
OUT
=5V
V
IN
=2.5V
V
IN
=3.3V
9.8
10.2
10.0
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
1
10
100
1000
L=22
H
V
OUT
=10V
V
IN
=2.5V
V
IN
=3.3V
V
IN
=5.0V
R1211x002C
R1211x002D
14.7
15.3
15.0
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
1
10
100
1000
L=22
H
V
OUT
=15V
V
IN
=2.5V
V
IN
=3.3V
V
IN
=5.0V
4.9
5.1
5.0
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
1
10
100
1000
L=22
H
V
OUT
=5V
V
IN
=2.5V
V
IN
=3.3V
R1211x002D
R1211x002D
9.8
10.2
10.0
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
1
10
100
1000
L=22
H
V
OUT
=10V
V
IN
=2.5V
V
IN
=3.3V
V
IN
=5.0V
14.7
15.3
15.0
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
1
10
100
1000
L=22
H
V
OUT
=15V
V
IN
=2.5V
V
IN
=3.3V
V
IN
=5.0V
R1211x
20
2)
Efficiency vs. Output Current
R1211x002A
R1211x002A
0
20
40
100
60
80
Output Current I
OUT
(mA)
Efficiency
(%)
1
10
100
1000
L=10
H
V
OUT
=5V
V
IN
=2.5V
V
IN
=3.3V
0
20
40
100
60
80
Output Current I
OUT
(mA)
Efficiency
(%)
1
10
100
1000
L=10
H
V
OUT
=10V
V
IN
=2.5V
V
IN
=3.3V
V
IN
=5.0V
R1211x002A
R1211x002B
0
20
40
100
60
80
Output Current I
OUT
(mA)
Efficiency
(%)
1
10
100
1000
L=10
H
V
OUT
=15V
V
IN
=2.5V
V
IN
=3.3V
V
IN
=5.0V
0
20
40
100
60
80
Output Current I
OUT
(mA)
Efficiency
(%)
1
10
100
1000
L=10
H
V
OUT
=5V
V
IN
=2.5V
V
IN
=3.3V
R1211x002B
R1211x002B
0
20
40
100
60
80
Output Current I
OUT
(mA)
Efficiency
(%)
1
10
100
1000
L=10
H
V
OUT
=10V
V
IN
=2.5V
V
IN
=3.3V
V
IN
=5.0V
0
20
40
100
60
80
Output Current I
OUT
(mA)
Efficiency
(%)
1
10
100
1000
L=10
H
V
OUT
=15V
V
IN
=2.5V
V
IN
=3.3V
V
IN
=5.0V
R1211x
21
R1211x002C
R1211x002C
0
20
40
100
60
80
Output Current I
OUT
(mA)
Efficiency
(%)
1
10
100
1000
L=22
H
V
OUT
=5V
V
IN
=2.5V
V
IN
=3.3V
0
20
40
100
60
80
Output Current I
OUT
(mA)
Efficiency
(%)
1
10
100
1000
L=22
H
V
OUT
=10V
V
IN
=2.5V
V
IN
=3.3V
V
IN
=5.0V
R1211x002C
R1211x002D
0
20
40
100
60
80
Output Current I
OUT
(mA)
Efficiency
(%)
1
10
100
1000
L=22
H
V
OUT
=15V
V
IN
=2.5V
V
IN
=3.3V
V
IN
=5.0V
0
20
40
100
60
80
Output Current I
OUT
(mA)
Efficiency
(%)
1
10
100
1000
L=22
H
V
OUT
=5V
V
IN
=2.5V
V
IN
=3.3V
R1211x002D
R1211x002D
0
20
40
100
60
80
Output Current I
OUT
(mA)
Efficiency
(%)
1
10
100
1000
L=22
H
V
OUT
=10V
V
IN
=2.5V
V
IN
=3.3V
V
IN
=5.0V
0
20
40
100
60
80
Output Current I
OUT
(mA)
Efficiency
(%)
1
10
100
1000
L=22
H
V
OUT
=15V
V
IN
=2.5V
V
IN
=3.3V
V
IN
=5.0V
R1211x
22
3)
V
)%
Voltage vs. Input Voltage (Topt =25C)
R1211x002x
Input Voltage V
IN
(V)
1015
1010
1005
1000
995
990
985
2
3
4
5
6
V
FB
Voltage(mV)
Topt=25
C
4)
Oscillator Frequency vs. Input Voltage (Topt=25C)
R1211x002A/B
R1211x002C/D
Input Voltage V
IN
(V)
900
600
800
700
500
2
3
4
5
6
Oscillator Frequency(kHz)
Topt=25
C
Input Voltage V
IN
(V)
400
250
350
300
200
2
3
4
5
6
Oscillator Frequency(kHz)
Topt=25
C
5)
Supply Current vs. Input Voltage (Topt=25C)
R1211x002A
R1211x002B
Input Voltage V
IN
(V)
600
500
400
300
200
100
0
2
3
4
5
6
Supply Current(
A)
Topt=25
C
Input Voltage V
IN
(V)
600
100
200
400
500
300
0
2
3
4
5
6
Supply Current(
A)
Topt=25
C
R1211x
23
R1211x002C
R1211x002D
Input Voltage V
IN
(V)
100
200
400
300
0
2
3
4
5
6
Supply Current(
A)
Topt=25
C
Input Voltage V
IN
(V)
100
200
400
300
0
2
3
4
5
6
Supply Current(
A)
Topt=25
C
6)
Maximum Duty Cycle vs. Input Voltage (Topt=25C)
R1211x002A/B
R1211x002C/D
Input Voltage V
IN
(V)
84
86
88
90
94
96
92
80
82
2
3
4
5
6
Maximum Duty Cycle(
%
)
Topt=25
C
Input Voltage V
IN
(V)
84
86
88
90
94
96
92
80
82
2
3
4
5
6
Maximum Duty Cycle(
%
)
Topt=25
C
7)
V
FB
Voltage vs. Temperature
R1211x002x
Temperature Topt(
C)
985
990
995
1000
1010
1015
1005
-50
-25
0
25
75
50
100
V
FB
Voltage(mV)
V
IN
=3.3V
R1211x
24
8)
Oscillator Frequency vs. Temperature
R1211x002A/B
R1211x002C/D
Temperature Topt(
C)
500
600
700
800
900
-50
-25
0
25
75
50
100
Oscillator Frequency(kHz)
V
IN
=3.3V
Temperature Topt(
C)
200
250
300
350
400
-50
-25
0
25
75
50
100
Oscillator Frequency(kHz)
V
IN
=3.3V
9)
Supply Current vs. Temperature
R1211x002A
R1211x002B
Temperature Topt(
C)
0
100
300
500
600
-50
-25
0
25
75
50
100
Supply Current(
A)
400
200
V
IN
=3.3V
Temperature Topt(
C)
0
100
300
500
600
-50
-25
0
25
75
50
100
Supply Current(
A)
400
200
V
IN
=3.3V
R1211x002C
R1211x002D
Temperature Topt(
C)
0
100
300
400
-50
-25
0
25
75
50
100
Supply Current(
A)
200
V
IN
=3.3V
Temperature Topt(
C)
0
100
300
400
-50
-25
0
25
75
50
100
Supply Current(
A)
200
V
IN
=3.3V
R1211x
25
10) Maximum Duty Cycle vs. Temperature
R1211x002A/B
R1211x002C/D
84
86
88
90
94
96
92
80
82
Maximum Duty Cycle(%)
-50
-25
0
25
75
50
100
Temperature Topt(
C)
V
IN
=3.3V
84
86
88
90
94
96
92
80
82
Maximum Duty Cycle(%)
-50
-25
0
25
75
50
100
Temperature Topt(
C)
V
IN
=3.3V
11) EXT "H" On Resistance vs. Temperature
R1211x002x
4
5
6
7
8
2
3
EXT "H" ON Resistance(
)
-50
-25
0
25
75
50
100
Temperature Topt(
C)
V
IN
=3.3V
12) EXT "L" On Resistance vs. Temperature
R1211x002x
3
4
5
1
2
EXT "L" ON Resistance(
)
-50
-25
0
25
75
50
100
Temperature Topt(
C)
V
IN
=3.3V
R1211x
26
13) Soft-start Time vs. Temperature
R1211x002A/B
R1211x002C/D
10
14
12
16
6
8
Soft-start Time(ms)
-50
-25
0
25
75
50
100
Temperature Topt(
C)
V
IN
=3.3V
10
14
12
16
6
8
Soft-start Time(ms)
-50
-25
0
25
75
50
100
Temperature Topt(
C)
V
IN
=3.3V
14) UVLO Detector Threshold vs. Temperature
R1211x002x
2200
2250
2300
2100
2150
UVLO Detector
Threshold(mV)
-50
-25
0
25
75
50
100
Temperature Topt(
C)
V
IN
=3.3V
15) AMP "H" Output Current vs. Temperature
R1211x002A/C
800
1000
1200
1400
1600
400
600
AMP "H" Output Current(
A)
-50
-25
0
25
75
50
100
Temperature Topt(
C)
V
IN
=3.3V
R1211x
27
16) AMP "L" Output Current vs. Temperature
R1211x002A
R1211x002C
40
50
60
70
80
20
30
AMP "L" Output Current(
A)
-50
-25
0
25
75
50
100
Temperature Topt(
C)
V
IN
=3.3V
40
50
60
70
80
20
30
AMP "L" Output Current(
A)
-50
-25
0
25
75
50
100
Temperature Topt(
C)
V
IN
=3.3V
17) DELAY Pin Charge Current vs. Temperature
R1211x002A/B
R1211x002C/D
4
6
5
7
2
3
DELAY Pin Charge Current(
A)
-50
-25
0
25
75
50
100
Temperature Topt(
C)
V
IN
=3.3V
4
6
5
7
2
3
DELAY Pin Charge Current(
A)
-50
-25
0
25
75
50
100
Temperature Topt(
C)
V
IN
=3.3V
18) DELAY Pin Detector Threshold vs. Temperature
R1211x002x
1020
1000
1040
960
980
DELAY Pin Detector Threshold(mV)
-50
-25
0
25
75
50
100
Temperature Topt(
C)
V
IN
=3.3V
R1211x
28
19) DELAY Pin Discharge Current vs. Temperature
R1211x002x
4
8
6
10
0
2
DELAY Pin Discharge Current(
A)
-50
-25
0
25
75
50
100
Temperature Topt(
C)
V
IN
=2.5V
20) CE "L" Input Voltage vs. Temperature
R1211x002B/D
800
900
1000
1100
1200
600
700
CE "L" Input Voltage(mV)
-50
-25
0
25
75
50
100
Temperature Topt(
C)
V
IN
=2.5V
21) CE "H" Input Voltage vs. Temperature
R1211x002B/D
800
900
1000
1100
1200
600
700
CE "H" Input Voltage(mV)
-50
-25
0
25
75
50
100
Temperature Topt(
C)
V
IN
=6.0V
R1211x
29
22) Standby Current vs. Temperature
R1211x002B/D
0.4
0.8
0.6
1.0
-0.2
0.2
Standby Current(
A)
0.0
-50
-25
0
25
75
50
100
Temperature Topt(
C)
V
IN
=6.0V
23) Load Transient Response
R1211x002A
5.6
5.0
4.4
200
100
0
Time (5ms/div)
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
L=10H
V
IN
=3.3V, C3=22F
V
OUT
=5V, I
OUT
=1-100mA
V
OUT
I
OUT
R1211x002A
11.2
10.0
8.8
200
100
0
Time (5ms/div)
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
L=10
H
V
IN
=3.3V, C3=22
F
V
OUT
=10V, I
OUT
=1-100mA
V
OUT
I
OUT
R1211x
30
R1211x002A
16.8
15.0
13.2
300
200
100
0
Time (5ms/div)
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
L=10
H
V
IN
=3.3V, C3=22
F
V
OUT
=15V, I
OUT
=1-50mA
V
OUT
I
OUT
R1211x002B
5.6
5.0
4.4
300
200
100
0
Time (5ms/div)
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
L=10
H
V
IN
=3.3V, C3=22
F
V
OUT
=5V, I
OUT
=1-100mA
V
OUT
I
OUT
R1211x002B
11.2
10.0
8.8
300
200
100
0
Time (5ms/div)
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
L=10
H
V
IN
=3.3V, C3=22
F
V
OUT
=10V, I
OUT
=1-100mA
V
OUT
I
OUT
R1211x
31
R1211x002B
V
OUT
I
OUT
16.8
15.0
13.2
300
200
100
0
Time (5ms/div)
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
L=10
H
V
IN
=3.3V, C3=22
F
V
OUT
=15V, I
OUT
=1-50mA
R1211x002C
5.6
5.0
4.4
200
100
0
Time (5ms/div)
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
L=22
H
V
IN
=3.3V, C3=22
F
V
OUT
=5V, I
OUT
=1-100mA
V
OUT
I
OUT
R1211x002C
11.2
10.0
8.8
200
100
0
Time (5ms/div)
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
L=22
H
V
IN
=3.3V, C3=22
F
V
OUT
=10V, I
OUT
=1-100mA
V
OUT
I
OUT
R1211x
32
R1211x002C
16.8
15.0
13.2
300
200
100
0
Time (5ms/div)
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
L=22
H
V
IN
=3.3V, C3=22
F
V
OUT
=15V, I
OUT
=1-50mA
V
OUT
I
OUT
R1211x002D
5.6
5.0
4.4
200
100
0
Time (5ms/div)
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
L=22
H
V
IN
=3.3V, C3=22
F
V
OUT
=5V, I
OUT
=1-100mA
V
OUT
I
OUT
R1211x002D
11.2
10.0
8.8
200
100
0
Time (5ms/div)
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
L=22
H
V
IN
=3.3V, C3=22
F
V
OUT
=10V, I
OUT
=1-100mA
V
OUT
I
OUT
R1211x
33
R1211x002D
16.8
15.0
13.2
300
200
100
0
Time (5ms/div)
Output Current I
OUT
(mA)
Output Voltage V
OUT
(V)
L=22
H
V
IN
=3.3V, C3=22
F
V
OUT
=15V, I
OUT
=1-50mA
V
OUT
I
OUT
24) Power-on Response
R1211x002A
R1211x002B
16
2
8
6
4
12
14
10
0
0
5
10
15
20
25
Output Voltage(V)
Time (5ms/div)
L=10
H
V
IN
=3.3V, I
OUT
=10mA
(c)V
OUT
=15V
(b)V
OUT
=10V
(a)V
OUT
=5V
V
IN
16
2
8
6
4
12
14
10
0
0
5
10
15
20
25
Output Voltage(V)
Time (5ms/div)
L=10
H
V
IN
=3.3V, I
OUT
=10mA
(c)V
OUT
=15V
(b)V
OUT
=10V
(a)V
OUT
=5V
V
IN
R1211x002C
R1211x002D
16
2
8
6
4
12
14
10
0
0
5
10
15
20
25
Output Voltage(V)
Time (5ms/div)
L=22
H
V
IN
=3.3V, I
OUT
=10mA
(c)V
OUT
=15V
(b)V
OUT
=10V
(a)V
OUT
=5V
V
IN
16
2
8
6
4
12
14
10
0
0
5
10
15
20
25
Output Voltage(V)
Time (5ms/div)
L=22
H
V
IN
=3.3V, I
OUT
=10mA
(c)V
OUT
=15V
(b)V
OUT
=10V
(a)V
OUT
=5V
V
IN
R1211x
34
25) Turn-on speed with CE pin
R1211x002B
R1211x002D
16
2
8
6
4
12
14
10
0
0
5
10
15
20
25
Output Voltage(V)
Time (5ms/div)
L=10
H
V
IN
=3.3V, I
OUT
=10mA
(c)V
OUT
=15V
(b)V
OUT
=10V
(a)V
OUT
=5V
CE
16
2
8
6
4
12
14
10
0
0
5
10
15
20
25
Output Voltage(V)
Time (5ms/div)
L=22
H
V
IN
=3.3V, I
OUT
=10mA
(c)V
OUT
=15V
(b)V
OUT
=10V
(a)V
OUT
=5V
CE