參數(shù)資料
型號: L5970D
廠商: STMICROELECTRONICS
元件分類: 穩(wěn)壓器
英文描述: 2.25 A SWITCHING REGULATOR, 280 kHz SWITCHING FREQ-MAX, PDSO8
封裝: SOP-8
文件頁數(shù): 14/16頁
文件大?。?/td> 274K
代理商: L5970D
L5970D
Typical characteristics
7/16
4
Typical characteristics
Figure 3.
Junction temperature vs
output current
Figure 4.
Load regulator
Figure 5.
Junction temperature vs
output current
Figure 6.
Line regulator
Figure 7.
Junction temperature vs
output current
Figure 8.
Output voltage vs junction
temperature
20
30
40
50
60
70
80
90
100
110
120
130
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
Io(A)
Tj(°C)
Vo=3.3V
Vo=2.5V
Vo=1.8V
Vcc=5V
Tamb=25°C
3.276
3.28
3.284
3.288
3.292
3.296
3.3
3.304
3.308
3.312
00.5
1
1.5
Io (A)
Vo (V)
Tj = 125°C
Tj = 25°C
Vcc = 12V
Vo = 3.3V
20
30
40
50
60
70
80
90
100
110
120
130
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
Io(A)
Tj(°C)
Vo=5V
Vo=2.5V
Vo=3.3V
Vcc=12V
Tamb=25°C
3.276
3.28
3.284
3.288
3.292
3.296
3.3
3.304
3.308
3.312
010
20
30
40
Vcc (V)
Tj =125°C
Tj =25°C
Vcc =12V
Vo=3.3V
Vo(V)
0
20
40
60
80
100
120
140
0.2
0.4
0.6
0.8
1
1.2
1.4
Io(A)
Tj(°C)
Vo=18V
Vo=12V
Vo=5V
Vcc=24V
Tamb=25°C
Tj (°C)
Vcc=12V
1.2
1.21
1.22
1.23
1.24
1.25
-50
0
50
100
150
Vo (V)
Vcc = 12V
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