Electronic Components Datasheet Search
  English  ▼

Delete All
ON OFF
ALLDATASHEET.COM

X  

Preview PDF HTML

LM2574 Datasheet(PDF) 10 Page - Texas Instruments

Part No. LM2574
Description  LM2574/LM2574HV SIMPLE SWITCHER™ 0.5A Step-Down Voltage Regulator
Download  34 Pages
Scroll/Zoom Zoom In 100% Zoom Out
Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
Logo 

LM2574 Datasheet(HTML) 10 Page - Texas Instruments

Zoom Inzoom in Zoom Outzoom out
 10 / 34 page
background image
LM2574, LM2574HV
SNVS104C – JUNE 1999 – REVISED APRIL 2013
www.ti.com
Typical Performance Characteristics
(Circuit of Figure 24)
Continuous Mode Switching Waveforms
Discontinuous Mode Switching Waveforms
VOUT = 5V, 500 mA Load Current, L = 330 μH
VOUT = 5V, 100 mA Load Current, L = 100 μH
Notes:
Notes:
A: Output Pin Voltage, 10V/div
A: Output Pin Voltage, 10V/div
B: Inductor Current, 0.2 A/div
B: Inductor Current, 0.2 A/div
C: Output Ripple Voltage, 20 mV/div,
C: Output Ripple Voltage, 20 mV/div,
AC-Coupled
AC-Coupled
Horizontal Time Base: 5
μs/div
Horizontal Time Base: 5
μs/div
Figure 18.
Figure 19.
500 mA Load Transient Response for Continuous
250 mA Load Transient Response for Discontinuous
Mode Operation. L = 330
μH, COUT = 300 μF
Mode Operation. L = 68
μH, COUT = 470 μF
Notes:
Notes:
A: Output Voltage, 50 mV/div.
A: Output Voltage, 50 mV/div.
AC Coupled
AC Coupled
B: 100 mA to 500 mA Load Pulse
B: 50 mA to 250 mA Load Pulse
Horizontal Time Base: 200
μs/div
Horizontal Time Base: 200
μs/div
Figure 20.
Figure 21.
10
Submit Documentation Feedback
Copyright © 1999–2013, Texas Instruments Incorporated
Product Folder Links: LM2574 LM2574HV


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  28  29  30  31  32  33  34 


Datasheet Download




Link URL




Privacy Policy
ALLDATASHEET.COM
Does ALLDATASHEET help your business so far?  [ DONATE ]  

About Alldatasheet   |   Advertisement   |   Datasheet Upload   |   Contact us   |   Privacy Policy   |   Alldatasheet API   |   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