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參數(shù)資料
| 型號： | CS51021EDR16 |
| 廠商： | ZF Electronics Corporation |
| 英文描述： | Enhanced Current Mode PWM Controller |
| 中文描述： | 增強(qiáng)電流模式PWM控制器 |
| 文件頁數(shù)： | 8/9頁 |
| 文件大小： | 170K |
| 代理商： | CS51021EDR16 |
C
8
timing capacitor’s discharge current is trimmed, the maxi-
mum duty cycle is well defined. It is determined by the
ratio between the timing resistor R
T
and the timing capaci-
tor C
T
. Refer to figures 5 and 6 to select appropriate values
for R
T
and C
T.
1
T
SW
f
SW
=
; T
SW
= t
CH
+ t
DIS
Figure 5: Frequency vs. R
T
for Discrete Capacitor Values.
Figure 6: Duty Cycle vs. R
T
for Discrete Capacitor Values.
90
80
70
60
50
40
10
15
20
25
30
35
5
40
45
50
D
R
T
(k
)
2
3
4
5
6
7
8
55
100
1
1. C
T
= 47pF
2. C
T
= 100pF
3. C
T
= 150pF
4. C
T
= 220pF
5. C
T
= 390pF
6. C
T
= 470pF
7. C
T
= 560pF
8. C
T
= 680pF
2500
2000
1500
1000
500
0
10
15
20
25
30
35
5
40
45
50
F
R
T
(k
)
1
2
3
4
5
6
7
8
1. C
T
= 47pF
2. C
T
= 100pF
3. C
T
= 150pF
4. C
T
= 220pF
5. C
T
= 390pF
6. C
T
= 470pF
7. C
T
= 560pF
8. C
T
= 680pF
Circuit Description: continued
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PDF描述 |
|---|---|
| CS51022 | Enhanced Current Mode PWM Controller |
| CS51023 | Enhanced Current Mode PWM Controller |
| CS51023EDR16 | Enhanced Current Mode PWM Controller |
| CS51024 | Enhanced Current Mode PWM Controller |
| CS51021ED16 | Enhanced Current Mode PWM Controller |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| CS51021N16 | 制造商:ON Semiconductor 功能描述: |
| CS-51021N16 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Mode SMPS Controller |
| CS51022 | 制造商:CHERRY 制造商全稱:CHERRY 功能描述:Enhanced Current Mode PWM Controller |
| CS-51022 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Enhanced Current Mode PWM Controller |
| CS51022A | 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:Enhanced Current Mode PWM Controller |
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