參數(shù)資料
型號: L4973V3
廠商: 意法半導(dǎo)體
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS
中文描述: 抗輻射高效,5安培開關(guān)穩(wěn)壓器
文件頁數(shù): 9/16頁
文件大?。?/td> 222K
代理商: L4973V3
0
1
2
3
I
O
(A)
5.0
5.05
5.1
5.15
V
O
(V)
D97IN640
Tj=25
°
C
Tj=125
°
C
V
CC
= 35V
Figure10:
LoadRegulation(seefig.1c)
0
10
20
30
40
50
V
CC
(V)
3.3
3.31
3.32
3.34
V
O
(V)
3.33
3.35
D97IN660A
Tj=25
°
C
Tj=125
°
C
I
O
= 1A
Figure 11:
LineRegulation(seefig.1d)
0
1
2
3
I
O
(A)
3.3
3.31
3.33
3.35
V
O
(V)
3.32
3.34
D97IN661
Tj=25
°
C
Tj=125
°
C
V
CC
= 35V
Figure12:
Load Regulation (see fig. 1d)
0
20
40
60
80
R2(K
)
5
10
20
50
100
200
500
fsw
(KHz)
D97IN630
0.82nF
1.2nF
2.2nF
3.3nF
4.7nF
5.6nF
Tamb=25
°
C
Figure 13:
Switching Frequencyvs.R2 and C7
(fig. 1)
0
10
20
30
40
50
V
CC
(V)
90
95
100
105
fsw
(KHz)
D97IN631
Tamb=25
°
C
Figure14:
SwitchingFrequencyvs. Input Voltage
-50
0
50
100
Tj(
°
C)
90
95
100
105
fsw
(KHz)
D97IN632
Figure 15:
Switching Frequencyvs. Junction
temperature(see fig.1)
L4973V3 - L4973V5 - L4973D3- L4973D5
9/16
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