Electronic Components Datasheet Search
Selected language     English  ▼


E-L4960 Datasheet(PDF) 3 Page - STMicroelectronics

Part No. E-L4960
Description  2.5A POWER SWITCHING REGULATOR
Download  16 Pages
Scroll/Zoom Zoom In 100% Zoom Out
Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo 

 
 3 page
background image
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
DYNAMIC CHARACTERISTICS
Vo
Output voltage range
Vi = 46V
Io = 1A
Vref
40
V
Vi
Input voltage range
Vo = Vref to 36V
Io = 2.5A
9
46
V
∆ Vo
Line regulation
Vi = 10V to 40V
Vo = Vref
Io = 1A
15
50
mV
∆ Vo
Load regulation
Vo = Vref
Io = 0.5A to 2A
10
30
mV
Vref
Internal reference voltage
(pin 2)
Vi = 9V to 46V
Io = 1A
5
5.1
5.2
V
∆ Vref
∆ T
Average temperature
coefficient of refer voltage
Tj = 0
°C to 125°C
Io = 1A
0.4
mV/
°C
Vd
Dropout voltage
Io = 2A
1.4
3
V
Iom
Maximum operating load
current
Vi = 9V to 46V
Vo = Vref to 36V
2.5
A
I7L
Current limiting threshold
(pin 7)
Vi = 9V to 46V
Vo = Vref to 36V
3
4.5
A
ISH
Input average current
Vi = 46V;
output short-circuit
30
60
mA
η
Efficiency
f = 100KHz
Vo = Vref
75
%
Io = 2A
Vo = 12V
85
%
SVR
Supply voltage ripple
rejection
∆ Vi = 2Vrms
fripple = 100Hz
Vo = Vref
Io = 1A
50
56
dB
f
Switching frequency
85
100
115
KHz
∆ f
∆ Vi
Voltage stability of
switching frequency
Vi = 9V to 46V
0.5
%
∆ f
∆ Tj
Temperature stability of
switching frequency
Tj = 0
°C to 125°C
1
%
fmax
Maximum operating
switching frequency
Vo = Vref
Io = 2A
120
150
KHz
Tsd
Thermal shutdown
junction temperature
150
°C
ELECTRICAL CHARACTERISTICS (Refer to the test circuit, Tj = 25
°C, Vi = 35V, unless otherwise
specified)
Symbol
Parameter
Value
Unit
Rth j-case
Thermal resistance junction-case
max
4
°C/W
Rth j-amb
Thermal resistance junction-ambient
max
50
°C/W
THERMAL DATA
3/16
L4960




Html Pages

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


Datasheet Download




Link URL

Does ALLDATASHEET help your business so far?  [ DONATE ]  

About Alldatasheet   |   Advertisement   |   Contact us   |   Privacy Policy   |   Bookmark   |   Link Exchange   |   Manufacturer List
All Rights Reserved© Alldatasheet.com 2003 - 2017    


Mirror Sites
English : Alldatasheet.com  , 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