ncp1400a ON Semiconductor, ncp1400a Datasheet - Page 6

• Manufacturer Part Number: ncp1400a
• Description: 100ma, Fixed Frequency Pwm Step-up Micropower Switching Regulator
• Manufacturer: ON Semiconductor

100
1.0
0.8
0.6
0.4
0.2
70
60
50
40
30
20
10
80
60
40
20
80
−50
0
0
0
1.5
−50
Figure 12. NCP1400ASN30T1 V
NCP1400ASNXXT1
L = 10 mH
T
NCP1400ASN50T1
V
Open−loop Test
NCP1400ASN30T1
V
Figure 8. NCP1400ASNXXT1 Operating
A
2.0
OUT
OUT
Figure 10. NCP1400ASN50T1 Current
−25
= 25°C
−25
Current (I
= 5.0 V x 0.96
= 3.0 V x 0.96
Consumption vs. Temperature
T
T
A
A
2.5
, AMBIENT TEMPERATURE (°C)
, AMBIENT TEMPERATURE (°C)
V
OUT
, OUTPUT VOLTAGE (V)
0
0
vs. Temperature
3.0
DD1
) vs. Output Voltage
3.5
25
25
4.0
50
50
LX
Voltage Limit
4.5
75
75
http://onsemi.com
5.0
NCP1400A
100
100
5.5
6
100
1.0
0.8
0.6
0.4
0.2
1.0
0.8
0.6
0.4
0.2
80
60
40
20
−50
0
−50
0
0
−50
Figure 11. NCP1400ASN19T1 V
Figure 13. NCP1400ASN50T1 V
NCP1400ASN30T1
V
Open−loop Test
NCP1400ASN19T1
V
NCP1400ASN50T1
V
OUT
OUT
OUT
−25
−25
Figure 9. NCP1400ASN30T1 Current
−25
= 3.0 V x 0.96
= 1.9 V x 0.96
= 5.0 V x 0.96
T
Consumption vs. Temperature
T
T
A
A
A
, AMBIENT TEMPERATURE (°C)
, AMBIENT TEMPERATURE (°C)
, AMBIENT TEMPERATURE (°C)
0
0
0
vs. Temperature
vs. Temperature
25
25
25
50
50
LX
50
LX
Voltage Limit
Voltage Limit
75
75
75
100
100
100