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L4963 数据表(PDF) 12 Page - STMicroelectronics

部件名 L4963
功能描述  1.5A SWITCHING REGULATOR
PDF  17 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L4963 数据表(HTML) 12 Page - STMicroelectronics

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Figure 26: Evaluation Board Circuit
PART LIST
CAPACITOR
C1
1000
µF 50V EKR (*)
C2
2.2mF 16V
C3
1000
µF 40V with low ESR
C4
1
µF 50V film
RESISTOR
R1
1K
R2
51K
R3
1K
R4
1K
R5, R6
see table
Resistor Values for Standard Output Voltages
VO
R6
R5
12
4.7K
6.2K
15
4.7K
9.1KW
18
4.7K
12KW
24
4.7K
18KW
Diode: BYW98
Core: L= 40
µH Magnetics58121-A2MPP34 Turns
0.9mm (20AWG)
(*) Minimum 100
µFif Vi is a preregulated offline SMPS output or 1000µF if a 50Hz transformer plus rectifiers is used.
L4963 - L4963D
12/17



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