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NCP1402
http://onsemi.com
5
100
60
80
40
20
0
3.0
2.0
3.5
2.5
1.5
4.0
40
0
1.9
604020
V
OUT
, OUTPUT VOLTAGE (V)
1.6
I
O
, OUTPUT CURRENT (mA)
Figure 3. NCP1402SN19T1 Output Voltage vs.
Output Current
Figure 4. NCP1402SN30T1 Output Voltage vs.
Output Current
V
OUT
, OUTPUT VOLTAGE (V)
6.0
5.0
4.0
3.0
1.0
Figure 5. NCP1402SN50T1 Output Voltage vs.
Output Current
I
O
, OUTPUT CURRENT (mA)
Figure 6. NCP1402SN19T1 Efficiency vs.
Output Current
I
O
, OUTPUT CURRENT (mA)
EFFICIENCY (%)
V
OUT
, OUTPUT VOLTAGE (V)
Figure 7. NCP1402SN30T1 Efficiency vs.
Output Current
I
O
, OUTPUT CURRENT (mA)
Figure 8. NCP1402SN50T1 Efficiency vs.
Output Current
I
O
, OUTPUT CURRENT (mA)
EFFICIENCY (%)
2.1
20
60
0
80
100
V
in
= 0.9 V
NCP1402SN19T1
L = 47 H
T
A
= 25°C
I
O
, OUTPUT CURRENT (mA)
1.7
1.8
2.0
80 100 120 140 160 180 200 0 604020 80 100 120 140 160 180 200
2.0
0604020 80 100 120 140 160 180 200 0 604020 80 100 120 140 160 180 200
0604020 80 100 120 140 160 180 200
100
60
80
40
20
0
0604020 80 100 120 140 160 180 200
EFFICIENCY (%)
V
in
= 1.2 V
V
in
= 1.5 V
V
in
= 0.9 V
V
in
= 1.2 V
V
in
= 1.5 V
V
in
= 2.5 V
V
in
= 2.0 V
NCP1402SN30T1
L = 47 H
T
A
= 25°C
V
in
= 0.9 V
V
in
= 1.2 V
V
in
= 1.5 V
V
in
= 4.0 V
V
in
= 2.0 V
V
in
= 3.0 V
V
in
= 0.9 V V
in
= 1.2 V
V
in
= 1.5 V
V
in
= 0.9 V V
in
= 1.2 V V
in
= 1.5 V
V
in
= 2.0 V
V
in
= 2.5 V
V
in
= 0.9 V
V
in
= 1.2 V
V
in
= 1.5 V
V
in
= 2.0 V
V
in
= 3.0 V
V
in
= 4.0 V
NCP1402SN19T1
L = 47 H
T
A
= 25°C
NCP1402SN50T1
L = 47 H
T
A
= 25°C
NCP1402SN50T1
L = 47 H
T
A
= 25°C
NCP1402SN30T1
L = 47 H
T
A
= 25°C