Electronic Components Datasheet Search
  English  ▼

X  

L4981 Datasheet(PDF) 11 Page - STMicroelectronics

Part # L4981
Description  POWER FACTOR CORRECTOR
PDF  17 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L4981 Datasheet(HTML) 11 Page - STMicroelectronics

Back Button L4981 Datasheet HTML 7Page - STMicroelectronics L4981 Datasheet HTML 8Page - STMicroelectronics L4981 Datasheet HTML 9Page - STMicroelectronics L4981 Datasheet HTML 10Page - STMicroelectronics L4981 Datasheet HTML 11Page - STMicroelectronics L4981 Datasheet HTML 12Page - STMicroelectronics L4981 Datasheet HTML 13Page - STMicroelectronics L4981 Datasheet HTML 14Page - STMicroelectronics L4981 Datasheet HTML 15Page - STMicroelectronics Next Button
Zoom Inzoom in Zoom Outzoom out
 11 / 17 page
background image
Figure 16: Programmable Under Voltage Lock-
out Thresholds
Table 1: Programmable Under Voltage Lockout Thresholds.
VCC ON
VCC OFF
R22
R23
11V
10V
82k
12k
12V
10.1V
220k
33k
13V
10.5V
430k
62k
14V
10.8V
909k
133k
14.5V
10.9V
1.36M
200k
15V
11V
2.7M
390k
Vl
0.8
1
0.4
0.2
0
0
45
90
135
Electrical degrees
180
0.8
1
0.4
0.2
0
fsw
Figure 17: Modulation Frequency Normalized in
an Half Cycle of the Mains Voltage
Figure 18: Oscillator Diagram
R22 = R23
⋅ 6.8
R23 (Kohm)
L4981A - L4981B
11/17



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17


Datasheet Download

Go To PDF Page


Link URL



Does ALLDATASHEET help your business so far?  [ DONATE ] 

About Alldatasheet   |   Advertisement   |   Contact us   |   Privacy Policy   |   Link to Datasheet    |   Link Exchange   |   Manufacturer List
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com