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E-L4973D3.3-TR View Datasheet(PDF) - STMicroelectronics

Part Name
Description
View to exact match
E-L4973D3.3-TR
ST-Microelectronics
STMicroelectronics ST-Microelectronics
E-L4973D3.3-TR Datasheet PDF : 27 Pages
First Prev 11 12 13 14 15 16 17 18 19 20 Next Last
L4973
Typical characteristics
Figure 39. Soft start capacitor selection Figure 40. Open loop frequency and
vs. inductor and VCC max (ref.
AN938)
phase of error amplifier
Lomax
(ยตH)
150
fsw = 200KHz
D97IN654
100
50
Css=33nF
Css=22nF
0
15 20 25 30 35 40 45 50 Vi(V)
GAIN
(dB)
D97IN663
Phase
50
GAIN
0
0
-50
45
-100
-150
Phase
90
135
-200
10 102 103 104 105 106 107 108 f(Hz)
19/27
 

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