參數(shù)資料
型號: TPS68000DBTRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: FLUORESCENT LIGHT CONTROLLER, 100 kHz SWITCHING FREQ-MAX, PDSO30
封裝: GREEN, PLASTIC, TSSOP-30
文件頁數(shù): 25/25頁
文件大小: 981K
代理商: TPS68000DBTRG4
www.ti.com
Resistance at SET k
0
20
40
60
80
100
120
140
60
90
120 150 180 210 240 270 300 330 360
Operating
Frequency
kHz
V5 = 5 V
Voltage at PH V
0
20
40
60
80
100
120
140
160
180
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
Phase
Shift
of
Operating
Frequency
°
V5 = 5 V
Voltage at BBR V
0
10
20
30
40
50
60
70
80
90
100
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
Burst
Dimming
Duty
Cycle
%
V5 = 5 V
Voltage at PH V
0
30
60
90
120
150
180
210
240
270
300
330
360
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
Burst
Dimming
Phase
Shift
°
V5 = 5 V
SLVS524A – OCTOBER 2005 – REVISED FEBRUARY 2006
OPERATING FREQUENCY
PHASE SHIFT OF OPERATING FREQUENCY
vs
RESISTANCE AT SET
VOLTAGE AT PH
Figure 3.
Figure 4.
BURST DIMMING DUTY CYCLE
BURST DIMMING PHASE SHIFT
vs
VOLTAGE AT BBR
VOLTAGE AT PH
Figure 5.
Figure 6.
9
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