參數(shù)資料
型號: UCC28510DWR
廠商: Texas Instruments, Inc.
元件分類: 基準電壓源/電流源
英文描述: ADVANCED PFC/PWM COMBINA CONTROLLERS
中文描述: 高級式PFC /脈寬調(diào)制COMBINA控制器
文件頁數(shù): 27/39頁
文件大?。?/td> 725K
代理商: UCC28510DWR
SLUS517B DECEMBER 2002 REVISED AUGUST 2004
27
www.ti.com
TYPICAL CHARACTERISTICS
Figure 20
GT1 MAXIMUM DUTY CYCLE
vs
PFC SWITCHING FREQUENCY (C
AOUT
= 0.85 V)
G
0
200
500
94
97
100
99
98
96
95
400
GT1 Switching Frequency kHz
300
100
Figure 21
GT1, GT2 PULL-UP, PULL-DOWN RESISTANCE
vs
TEMPERATURE
R
Temperature
°
C
50
25
125
0
5
8
7
6
2
1
75
4
3
25
0
50
100
Pull-up
Pull-down
0
6
0
25
45
35
30
10
5
4
20
12
2
CLOAD nF
40
Figure 22
GT1 RISE/FALL TIME
vs
C
LOAD
AND R
SERIES
(V
CC
= 12 V)
t
tR: RSERIES = 2
tF: RSERIES = 2
tR: RSERIES = 10
tF: RSERIES = 10
Figure 23
50
125
0
10
18
14
12
4
2
100
8
6
0
16
75
50
25
25
GT1, GT2 RISE AND FALL TIMES
vs
TEMPERATURE
tR
tF
Temperature
°
C
t
相關PDF資料
PDF描述
UCC28510-17 ADVANCED PFC/PWW COMBINATION CONTROLLER WITH TRAILING-EDGE/TRAILING-EDGE MODULATION
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