Electronic Components Datasheet Search
  English  ▼

X  

Preview PDF HTML

STW41413/T Datasheet(PDF) 15 Page - STMicroelectronics

Part # STW41413/T
Description  Single Coil Dual Output Step Down DC/DC Converter for Digital Base Band and Multimedia Processor Supply
PDF  27 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STW41413/T Datasheet(HTML) 15 Page - STMicroelectronics

Back Button STW41413/T Datasheet HTML 11Page - STMicroelectronics STW41413/T Datasheet HTML 12Page - STMicroelectronics STW41413/T Datasheet HTML 13Page - STMicroelectronics STW41413/T Datasheet HTML 14Page - STMicroelectronics STW41413/T Datasheet HTML 15Page - STMicroelectronics STW41413/T Datasheet HTML 16Page - STMicroelectronics STW41413/T Datasheet HTML 17Page - STMicroelectronics STW41413/T Datasheet HTML 18Page - STMicroelectronics STW41413/T Datasheet HTML 19Page - STMicroelectronics Next Button
Zoom Inzoom in Zoom Outzoom out
 15 / 27 page
background image
STw4141
2 Electrical Characteristics
15/27
2.12
Efficiency in AUTO
The efficiency of a switching regulator is equal to the total output power divided by the input.
STw4141 has high efficiency up to 92% (both outputs) and always higher than 70% for output
currents higher than 1mA.
Figure 10. Switching regulator efficiency in auto mode
1
30
60
90
120
150
180
0
10
20
30
40
50
60
70
80
90
100
Efficiency (%)
IOUT2 (mA)
IOUT1 (mA)
90-100
80-90
70-80
60-70
50-60
40-50
30-40
20-30
10-20
0-10
Efficiency VS output currents IOUT1 and IOUT2, VIN = 2.7V, AUTO mode
1
40
80
120
160
200
0
10
20
30
40
50
60
70
80
90
100
Efficiency (%)
IOUT2 (mA)
IOUT1 (mA)
90-100
80-90
70-80
60-70
50-60
40-50
30-40
20-30
10-20
0-10
Efficiency VS output currents IOUT1 and IOUT2, VIN = 3.6V, AUTO mode
0
10
20
30
40
50
60
70
80
90
100
1
10
100
1000
IOUT1 (mA)
V
IN = 2.7V
V
OUT1 = 1.8V
V
OUT2 = 1.2V
IOUT2 = 0 mA
I
OUT2 = 200 mA
IOUT2 = 400 mA
Efficiency VS IOUT1@IOUT2, AUTO mode, TA = 25°C
0
10
20
30
40
50
60
70
80
90
100
1
10
100
1000
IOUT1 (mA)
V
IN = 3.6V
V
OUT1 = 1.8V
VOUT2 = 1.2V
IOUT2 = 0 mA
I
OUT2 = 200 mA
I
OUT2 = 400 mA
Efficiency VS IOUT1@IOUT2, AUTO mode, TA = 25°C
0
10
20
30
40
50
60
70
80
90
100
1
10
100
1000
IOUT2 (mA)
V
IN = 2.7V
V
OUT1 = 1.8V
V
OUT2 = 1.2V
I
OUT1 = 0 mA
I
OUT1 = 100 mA
IOUT1 = 200 mA
Efficiency VS IOUT2@IOUT1, AUTO mode, TA = 25°C
0
10
20
30
40
50
60
70
80
90
100
110
100
1000
IOUT2 (mA)
V
IN = 3.6V
V
OUT1 = 1.8V
V
OUT2 = 1.2V
IOUT1 = 0 mA
IOUT1 = 100 mA
IOUT1 = 200 mA
Efficiency VS IOUT2@IOUT1, AUTO mode, TA = 25°C



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 25 26 27


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