Moteur de recherche de fiches techniques de composants électroniques
Selected language     French  ▼

Delete All
ON OFF
ALLDATASHEET.FR

X  

Preview PDF Download HTML

MAX1582 Datasheet(Fiches technique) 3 Page - Maxim Integrated Products

Numéro de pièce MAX1582
Description  High-Efficiency, 26V Step-Up Converter for White LED Main and Subdisplay Backlighting
Télécharger  10 Pages
Scroll/Zoom Zoom In 100% Zoom Out
Fabricant  MAXIM [Maxim Integrated Products]
Site Internet  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAX1582 Datasheet(HTML) 3 Page - Maxim Integrated Products

  MAX1582 Datenblatt HTML 1Page - Maxim Integrated Products MAX1582 Datenblatt HTML 2Page - Maxim Integrated Products MAX1582 Datasheet HTML 3Page - Maxim Integrated Products MAX1582 Datenblatt HTML 4Page - Maxim Integrated Products MAX1582 Datenblatt HTML 5Page - Maxim Integrated Products MAX1582 Datenblatt HTML 6Page - Maxim Integrated Products MAX1582 Datenblatt HTML 7Page - Maxim Integrated Products MAX1582 Datenblatt HTML 8Page - Maxim Integrated Products MAX1582 Datenblatt HTML 9Page - Maxim Integrated Products Next Button
Zoom Inzoom in Zoom Outzoom out
 3 / 10 page
background image
High-Efficiency, 26V Step-Up Converter
for White LED Main and Subdisplay Backlighting
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VV+ = +3.0V, VOUT1 = 20V, L1 = 22µH, COUT = 0.1µF, CCOMP = 0.022µF, RSENSE = 7.5
Ω, VCTRL = +1.5V, EN1 = EN2 = V+, TA =
0°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.) (Note 1)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
N-CHANNEL SWITCH
LX On-Resistance
1.50
2.25
TA = +25
°C0.01
5
LX Leakage Current
VLX = +28V
TA = +85
°C0.02
µA
LX Current Limit
Duty cycle = 90%
450
650
950
mA
MAIN AND SUBDISPLAY ON/OFF SWITCHES
OUT1 to OUT2 On-Resistance
EN1 = GND, EN2 = V+
2.5
OUT2 to CS On-Resistance
EN1 = V+, EN2 = GND
2.5
OUT1 to OUT2 Leakage Current
EN1 = EN2 = V+, VOUT1 = 25V, VOUT2 = +9V, TA = +85
°C
0.05
µA
OUT2 to CS Leakage Current
EN1 = EN2 = V+, VOUT2 = 12V, VCS = 0, TA = +85
°C0.05
µA
EN1 and EN2 Logic Input Voltage
High
+2.6V < VV+ < +5.5V
1.6
V
EN1 and EN2 Logic Input Voltage
Low
+2.6V < VV+ < +5.5V
0.6
V
TA = +25
°C0.02
1
EN1 and EN2 Input Leakage
VV+ = VEN1 = VEN2 = +5.5V
TA = +85
°C0.1
µA
ELECTRICAL CHARACTERISTICS
(VV+ = +3.0V, VOUT1 = +20V, L1 = 22µH, COUT = 0.1µF, CCOMP = 0.022µF, RSENSE = 7.5
Ω, VCTRL = +1.5V, EN1 = EN2 = V+, TA =
-40°C to +85°C, unless otherwise noted.) (Notes 1, 3)
PARAMETER
CONDITIONS
MIN
MAX
UNITS
Supply Voltage
2.6
5.5
V
Undervoltage Lockout (UVLO)
Threshold
V+ rising or falling
2.10
2.55
V
Quiescent Current
No switching, VC = +0.25V
0.56
mA
Overvoltage Lockout (OVLO)
Threshold
Rising
26
29
V
OUT1 Input Bias Current
VOUT1 = +26V, EN1 = EN2 = V+
20
65
µA
Output Voltage Range
(Note 2)
(VV+ -
VDIODE)
25.5
V
ERROR AMPLIFIER
CTRL to CS Regulation
VCTRL = +1.0V, VV+ = +2.6V to +5.5V
0.093
0.107
V
CTRL Input Resistance
0 < VCTRL < +1.0V
290
780
k
CS to COMP Transconductance
VCOMP = 1.0V
32
85
µS
OSCILLATOR
Operating Frequency
0.75
1.30
MHz


Html Pages

1  2  3  4  5  6  7  8  9  10 


Datasheet Download

Go To PDF Page


Lien URL



Privacy Policy
ALLDATASHEET.FR
AllDATASHEET vous a-t-il été utile ?   [ DONATE ]  

À propos de Alldatasheet   |   Publicit   |   Contactez-nous   |   Politique de confidentialit   |   Echange de liens   |   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