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Part Name  

LD7550 View Datasheet(PDF) - Unspecified

Part NameLD7550 ETC
Unspecified 
DescriptionGreen-Mode PWM Controller
LD7550 Datasheet PDF : 10 Pages
1 2 3 4 5 6 7 8 9 10
Typical Performance Characteristics
12.2
12.0
11.8
11.6
11.4
11.2
11.0
-40 -20
0
20
40
60
80 100 120
Temperature (°C)
Fig. 1 UVLO (Off) vs. Temperature
72.0
71.0
70.0
69.0
68.0
67.0
66.0
-40 -20
0
20
40
60
80 100 120
Temperature (°C)
Fig. 3 Frequency vs. Temperature
75.9
75.6
75.3
75.0
74.7
74.4
-40 -20
0
20
40
60
80
100 120
Temperature (°C)
Fig. 5 Duty-Cycle (max.) vs. Temperature
LD7550
17.0
16.8
16.4
16.0
15.6
15.2
14.8
14.4
14.0
-40 -20
0
20
40
60
80
100 120
Temperature (°C)
Fig. 2 UVLO (On) vs. Temperature
18.2
18.0
17.8
17.6
17.4
17.2
17.0
-40
-20
Fig. 4
0
20
40
60
80 100 120
Temperature (°C)
Green-Mode Frequency vs. Temperature
5
Leadtrend Technology Corporation
LD7550-DS-00 August 2004
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