ld7576jps Leadtrend Technology, ld7576jps Datasheet - Page 9
ld7576jps
Manufacturer Part Number
ld7576jps
Description
Green-mode Pwm Controller With High-voltage Start-up Circuit And Adjustable Olp Delay Time
Manufacturer
Leadtrend Technology
Datasheet
1.LD7576JPS.pdf
(20 pages)
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Leadtrend Technology Corporation
LD7576-DS-03 December 2007
5.0
4.5
7.0
6.5
6.0
5.5
85
80
75
70
65
60
62
70
68
66
64
60
11
-40
-40
12
Fig. 11 V
Fig. 9 Max Duty vs. Temperature
14
0
0
COMP
Fig. 7 Frequency vs. Vcc
Temperature (°C)
16
open loop voltage vs. Temperature
Temperature (°C)
Vcc (V)
40
40
18
20
www.leadtrend.com.tw
80
80
22
120 125
24
120 125
25
9
6.0
5.5
5.0
4.5
4.0
3.5
35
30
25
20
15
10
25
23
21
19
17
15
11
-40
-40
12
Fig. 12 OLP-Trip Level vs. Temperature
Fig. 8 Green mode frequency vs. Vcc
LD7576/76H/76J/76K
Fig. 10 VCC OVP vs. Temperature
14
0
0
16
Temperature (°C)
Temperature (°C)
Vcc (V)
40
40
18
20
80
80
22
120 125
120 125
24
25
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