參數(shù)資料
型號(hào): UCC38517
廠商: Texas Instruments, Inc.
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: ADVANCED PFC/PWM COMBINA CONTROLLERS
中文描述: 高級(jí)式PFC /脈寬調(diào)制COMBINA控制器
文件頁(yè)數(shù): 25/39頁(yè)
文件大?。?/td> 725K
代理商: UCC38517
SLUS517B DECEMBER 2002 REVISED AUGUST 2004
25
www.ti.com
TYPICAL CHARACTERISTICS
Figure 12
0
10
20
30
40
0.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
VREF CURRENT LIMIT
V
VREF External Load Current mA
Figure 13
0.0
5.0
10.0
15.0
20.0
7.460
7.465
7.470
7.475
7.480
7.485
7.490
V
7.495
7.500
VREF
vs
LOAD CURRENT
IREF External Load Current mA
VCC = 15 V
VCC = 12 V
VCC = 10 V
Figure 14
50
25
0
25
50
75
100
125
0
2
6
8
12
16
18
4
10
14
PFC UVLO THRESHOLDS
vs
TEMPERATURE (UCC28510/2/4/6)
U
UVLO Hysteresis
UVLO Off
UVLO On
Temperature
°
C
Figure 15
50
25
0
25
50
75
100
125
0
2
4
6
8
10
12
PFC UVLO THRESHOLDS
vs
TEMPERATURE (UCC28511/3/5/7)
Temperature
°
C
UVLO On
UVLO Off
UVLO Hysteresis
U
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