參數(shù)資料
型號(hào): TOP234Y
英文描述: 0-75 W Flyback design energy efficient
中文描述: 0-75糯反激式設(shè)計(jì)節(jié)能
文件頁數(shù): 29/36頁
文件大小: 650K
代理商: TOP234Y
TOP232-234
B
7/01
29
Figure 32. CONTROL Pin I-V Characteristic.
Figure 31. Duty Cycle Measurement.
Figure 33. Drain Current Operating Envelope.
Figure 34. TOPSwitch-FX General Test Circuit.
PI-2538-040401
5-50 V
S4
0-60 k
40 V
0-15 V
0.1
μ
F
47
μ
F
470
5 W
470
100 k
NOTES:
1. This test circuit is not applicable for current limit or output characteristic measurements.
2. For P and G packages, short all SOURCE pins together.
D
S
F
C
M
C
CONTROL
TOPSwitch-FX
S2
S3
S1
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
1.3
1.2
1.1
1.0
0.9
0
0
1
2
6
8
3
Time (us)
D
P
4
5
7
ILIMIT(MAX) @ 25
°
C
ILIMIT(MIN) @ 25
°
C
IINIT(MIN) @ 85 VAC
IINIT(MIN) @ 265 VAC
tLEB (Blanking Time)
PI-2039-033001
DRAIN
VOLTAGE
HV
0 V
90%
10%
90%
t2
t1
D = t1
t2
120
100
80
40
20
60
0
0
2
4
6
8
10
CONTROL Pin Voltage (V)
C
1
Slope
IDynamic
P
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