NCP1445 ONSEMI [ON Semiconductor], NCP1445 Datasheet - Page 8

• Manufacturer Part Number: NCP1445
• Description: 4.0 A 280 kHz/560 kHz Boost Regulators
• Manufacturer: ONSEMI [ON Semiconductor]

1.14
1.12
1.10
1.08
1.06
1.04
1.02
1.00
180
160
140
120
100
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
80
60
40
20
0
0
0
0
0
Figure 17. Shutdown Delay versus Temperature
Figure 15. V
10
10
5
T
T
20
20
A
A
, AMBIENT TEMPERATURE ( C)
Figure 19. I
, AMBIENT TEMPERATURE ( C)
V
V
V
CC
CC
CC
10
30
30
C
= 2.7 V
= 12 V
= 30 V
Temperature
Threshold Voltage versus
(NCP1442)
V
40
40
SS
SS
15
(V)
NCP1442, NCP1443, NCP1444, NCP1445
versus V
50
50
20
60
60
SS
70
70
25
http://onsemi.com
80
80
30
8
250
200
150
100
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
50
45
40
35
30
25
20
15
10
0
5
0
0
0
0
0
Figure 18. Shutdown Delay versus Temperature
V
V
V
CC
Figure 20. Supply Current versus Supply
CC
CC
10
10
Figure 16. Shutdown Threshold versus
= 2.7 V
= 30 V
= 12 V
5
T
T
A
20
20
A
, AMBIENT TEMPERATURE ( C)
, AMBIENT TEMPERATURE ( C)
Voltage During Shutdown
V
CC
10
, SUPPLY VOLTAGE (V)
30
30
Temperature
(NCP1444)
40
40
15
50
50
20
60
60
T
70
T
70
A
25
A
= 25 C
= 85 C
80
80
30