数据搜索系统，热门电子元器件搜索
  Chinese  ▼
ALLDATASHEETCN.COM

X  

预览 PDF HTML

L4990AD 数据表(PDF) 8 Page - STMicroelectronics

部件名 L4990AD
功能描述  PRIMARY CONTROLLER
PDF  24 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L4990AD 数据表(HTML) 8 Page - STMicroelectronics

Back Button L4990AD Datasheet HTML 4Page - STMicroelectronics L4990AD Datasheet HTML 5Page - STMicroelectronics L4990AD Datasheet HTML 6Page - STMicroelectronics L4990AD Datasheet HTML 7Page - STMicroelectronics L4990AD Datasheet HTML 8Page - STMicroelectronics L4990AD Datasheet HTML 9Page - STMicroelectronics L4990AD Datasheet HTML 10Page - STMicroelectronics L4990AD Datasheet HTML 11Page - STMicroelectronics L4990AD Datasheet HTML 12Page - STMicroelectronics Next Button
Zoom Inzoom in Zoom Outzoom out
 8 / 24 page
background image
0.01
0.1
1
10
100
1000
10000 100000
0
50
100
150
20
40
60
80
100
120
140
f(KHz)
G [dB]
Phase
Figure 19. E/A frequency response.
0
1020
3040
5060
7080
90 100
1
1.5
2
2.5
3
3.5
Duty C y cle [% ]
DC Control Voltage V pin3 [V]
Rt = 4.5Kohm ,
Ct = 1nF
V15 = 0 V
V1 5 = Vr ef
Figure 17. Maximum Duty Cycle vs Vpin3.
-50
-25
0
25
50
75
100
125
150
60
70
80
90
100
110
120
130
Tj (
°C)
Delay to output (ns)
PIN10 = OPEN
1V pulse
on PIN13
Figure18.Delayto output vs junctiontemperature.
-50
-25
0
25
50
75
100
125
150
280
290
300
310
320
Tj (
°C)
fsw (KHz)
Rt= 4.5Kohm, Ct = 1nF
Vcc = 15V, V15= 0
Figure 15. Switching frequency vs. temperature.
2468
10
300
600
900
1,200
1,500
Timing capacitor Ct [nF]
Dead time [ns]
Rt =4.5Kohm
V15 = 0V
V15 = Vref
Figure 16. Dead time vs Ct.
L4990 - L4990A
8/24



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24


数据表 下载

Go To PDF Page


链接网址



ALLDATASHEET是否为您带来帮助?  [ DONATE ] 

关于 Alldatasheet   |   广告服务   |   联系我们   |   隐私政策   |   数据表链接    |   链接交换   |   制造商名单
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