參數(shù)資料
型號: L4973V3.3
廠商: STMICROELECTRONICS
元件分類: 穩(wěn)壓器
英文描述: 5.5 A SWITCHING REGULATOR, 300 kHz SWITCHING FREQ-MAX, PDIP18
封裝: LEAD FREE, PLASTIC, DIP-18
文件頁數(shù): 7/28頁
文件大?。?/td> 637K
代理商: L4973V3.3
L4973
Typical characteristics
15/28
Figure 17.
Load regulation (see
Figure 18.
Line regulation (see Figure 8)
Figure 19.
Load regulation (see
Figure 4)
Figure 20.
Switching frequency vs.
R2 and C7 (Figure 4)
0123
IO(A)
5.0
5.05
5.1
5.15
VO
(V)
D97IN640
Tj=25C
Tj=125C
VCC = 35V
0
1020304050
VCC(V)
3.3
3.31
3.32
3.34
VO
(V)
3.33
3.35
D97IN660A
Tj=25C
Tj=125C
IO = 1A
0123
IO(A)
3.3
3.31
3.33
3.35
VO
(V)
3.32
3.34
D97IN661
Tj=25C
Tj=125C
VCC = 35V
0
20
40
60
80
R2(K
Ω)
5
10
20
50
100
200
500
fsw
(KHz)
D97IN630
0.82nF
1.2nF
2.2nF
3.3nF
4.7nF
5.6nF
Tamb=25C
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