Electronic Components Datasheet Search
  English  ▼

X  

Preview PDF HTML

LM5025AMTC Datasheet(PDF) 6 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # LM5025AMTC
Description  Active Clamp Voltage Mode PWM Controller
PDF  16 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM5025AMTC Datasheet(HTML) 6 Page - National Semiconductor (TI)

Back Button LM5025AMTC Datasheet HTML 2Page - National Semiconductor (TI) LM5025AMTC Datasheet HTML 3Page - National Semiconductor (TI) LM5025AMTC Datasheet HTML 4Page - National Semiconductor (TI) LM5025AMTC Datasheet HTML 5Page - National Semiconductor (TI) LM5025AMTC Datasheet HTML 6Page - National Semiconductor (TI) LM5025AMTC Datasheet HTML 7Page - National Semiconductor (TI) LM5025AMTC Datasheet HTML 8Page - National Semiconductor (TI) LM5025AMTC Datasheet HTML 9Page - National Semiconductor (TI) LM5025AMTC Datasheet HTML 10Page - National Semiconductor (TI) Next Button
Zoom Inzoom in Zoom Outzoom out
 6 / 16 page
background image
Electrical Characteristics (Continued)
Specifications with standard typeface are for T
J = 25˚C, and those with boldface type apply over full Operating Junction
Temperature range.V
IN = 48V, VCC = 10V, RT = 31.3k
Ω,R
SET = 27.4k
Ω) unless otherwise stated (Note 3)
Symbol
Parameter
Conditions
Min
Typ
Max
Units
CS2 Sink Impedance
(Post Fault Discharge)
CS2 = 0.6V
55
85
Ω
CS1 and CS2
Leakage Current
CS = CS Threshold -
100mV
1
µA
Soft-Start
Soft-start Current
Source Normal
17
22
27
µA
Soft-start Current
Source following a
CS2 event
0.5
1
1.5
µA
Oscillator
Frequency1
T
A = 25˚C
T
J =Tlow to Thigh
180
175
200
220
225
kHz
Frequency2
RT = 10.4K
Ω
510
580
650
kHz
Sync threshold
2
V
Min Sync Pulse Width
100
ns
Sync Frequency
Range
160
kHz
PWM Comparator
Delay to Output
COMP step 5V to 0V
Time to onset of OUT_A
transition low
40
ns
Duty Cycle Range
080
%
COMP to PWM Offset
0.7
1
1.3
V
COMP Open Circuit
Voltage
4.3
5.9
V
COMP Short Circuit
Current
COMP = 0V
0.6
1
1.4
mA
Volt x Second Clamp
Ramp Clamp Level
Delta RAMP measured
from onset of OUT_A to
Ramp peak.
COMP = 5V
2.4
2.5
2.6
V
UVLO Shutdown
Undervoltage
Shutdown Threshold
2.44
2.5
2.56
V
Undervoltage
Shutdown Hysteresis
16
20
24
µA
Output Section
OUT_A High
Saturation
MOS Device @ Iout =
-10mA,
5
10
Ω
OUTPUT_A Peak
Current Sink
Bipolar Device @ Vcc/2
3
A
OUT_A Low
Saturation
MOS Device @ Iout =
10mA,
6
9
Ω
OUTPUT_A Rise Time
C
gate = 2.2nF
20
ns
OUTPUT_A Fall Time
C
gate = 2.2nF
15
ns
OUT_B High
Saturation
MOS Device @ Iout =
-10mA,
10
20
Ω
www.national.com
6



Html Pages

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


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