参数资料
型号: LM2575T-012G
厂商: ON SEMICONDUCTOR
元件分类: 稳压器
英文描述: 3.2 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, SFM5
封装: LEAD FREE, CASE 314D-04, TO-220, 5 PIN
文件页数: 5/28页
文件大小: 492K
代理商: LM2575T-012G
LM2575, NCV2575
http://onsemi.com
13
INDUCTOR VALUE SELECTION GUIDE
V
in
,MAXIMUM
INPUT
VOL
TAGE
(V)
V
in
,MAXIMUM
INPUT
VOL
TAGE
(V)
IL, MAXIMUM LOAD CURRENT (A)
0.2
60
0.2
60
0.2
60
V
in
,MAXIMUM
INPUT
V
O
LT
A
G
E
(V)
Figure 17. LM25753.3
IL, MAXIMUM LOAD CURRENT (A)
Figure 18. LM25755.0
Figure 19. LM257512
Figure 20. LM257515
Figure 21. LM2575Adj
NOTE: This Inductor Value Selection Guide is applicable for continuous mode only.
H1500
H1000
L680
L470
L330
L150
H1000
L100
L680
L470
L330
L220
L150
H1500
H1000
H680
H2200
H470
L680
L470
L220
L330
40
20
35
25
15
30
20
10
25
15
8.0
22
12
7.0
20
10
6.0
19
9.0
18
8.0
17
7.0
5.0
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
L220
V
in
,MAXIMUM
INPUT
VOL
TAGE
(V)
IL, MAXIMUM LOAD CURRENT (A)
0.2
60
H1500
H1000
H470
H680
H2200
L680
L470
L220
L330
40
30
25
20
18
17
16
14
0.3
0.4
0.5
0.6
0.7 0.8 0.9 1.0
15
0.2
200
ET
,VOL
TAGE
TIME
(V
s)μ
IL, MAXIMUM LOAD CURRENT (A)
H680
H2200
H1500
H1000
H470
L330
L220
L150
L680
L470
L100
150
125
100
80
70
60
50
40
20
0.3
0.4
0.5
0.6
0.7
0.8 0.9 1.0
30
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