NCP1450A ON, NCP1450A Datasheet - Page 6

• Manufacturer Part Number: NCP1450A
• Description: PWM Step-up DC-DC Controller
• Manufacturer: ON

140
120
100
2.1
2.0
1.9
1.8
1.7
1.6
5.2
5.1
5.0
4.9
4.8
4.7
80
60
40
-50
-50
-50
Figure 11. NCP1450ASN50T1 Output Voltage
NCP1450ASN19T1
L = 22 mH
I
V
NCP1450ASN50T1
L = 22 mH
I
V
NCP1450ASN30T1
V
Open-Loop Test
Figure 9. NCP1450ASN19T1 Output Voltage
O
O
IN
IN
OUT
Figure 13. NCP1450ASN30T1 Operating
= 0 mA
= 0 mA
= 1.2 V
= 1.2 V
-25
-25
-25
= 3.0 V x 0.96
Current vs. Temperature
TEMPERATURE ( C)
TEMPERATURE ( C)
TEMPERATURE ( C)
0
vs. Temperature
0
0
vs. Temperature
25
25
25
50
50
50
75
75
75
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NCP1450A
100
100
100
6
100
200
180
160
140
120
100
3.2
3.1
3.0
2.9
2.8
2.7
80
60
40
20
0
-50
-50
-50
Figure 10. NCP1450ASN30T1 Output Voltage
NCP1450ASN30T1
L = 22 mH
I
V
NCP1450ASN19T1
V
Open-Loop Test
NCP1450ASN50T1
V
Open-Loop Test
O
IN
OUT
OUT
Figure 12. NCP1450ASN19T1 Operating
Figure 14. NCP1450ASN50T1 Operating
= 0 mA
= 1.2 V
-25
-25
-25
= 1.9 V x 0.96
= 5.0 V x 0.96
Current vs. Temperature
Current vs. Temperature
TEMPERATURE ( C)
TEMPERATURE ( C)
TEMPERATURE ( C)
0
0
0
vs. Temperature
25
25
25
50
50
50
75
75
75
100
100
100