參數(shù)資料
型號: LM2575
廠商: ON SEMICONDUCTOR
英文描述: 1.0 A, Adjustable Output Voltage, Step-Down Switching Regulator(1.0A,可調(diào)輸出電壓,降壓型開關(guān)穩(wěn)壓器)
中文描述: 1.0甲,可調(diào)輸出電壓,降壓型開關(guān)穩(wěn)壓器(1.0安培,可調(diào)輸出電壓,降壓型開關(guān)穩(wěn)壓器)
文件頁數(shù): 12/28頁
文件大?。?/td> 363K
代理商: LM2575
LM2575
http://onsemi.com
12
INDUCTOR VALUE SELECTION GUIDE
Vi
Vi
I
L
, MAXIMUM LOAD CURRENT (A)
I
L
, MAXIMUM LOAD CURRENT (A)
0.2
60
0.2
60
40
25
20
0.2
60
Vi
Figure 17. LM25753.3
I
L
, 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
35
30
20
15
10
25
15
8.0
22
12
7.0
20
19
10
6.0
9.0
18
8.0
17
7.0
5.0
0.3
0.3
0.3
0.4
0.4
0.4
0.5
0.5
0.5
0.6
0.6
0.6
0.7
0.7
0.8
0.8
0.8
0.9
0.9
1.0
1.0
1.0
L220
Vi
I
L
, 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
E
μ
I
L
, 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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