Moteur de recherche de fiches techniques de composants électroniques
  French  ▼
ALLDATASHEET.FR

X  

UC2854B-EP Fiches technique(PDF) 6 Page - Texas Instruments

No de pièce UC2854B-EP
Description  Advanced High-Power Factor Preregulator
Download  38 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Fabricant  TI1 [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI1 - Texas Instruments

UC2854B-EP Fiches technique(HTML) 6 Page - Texas Instruments

Back Button UC2854B-EP_15 Datasheet HTML 2Page - Texas Instruments UC2854B-EP_15 Datasheet HTML 3Page - Texas Instruments UC2854B-EP_15 Datasheet HTML 4Page - Texas Instruments UC2854B-EP_15 Datasheet HTML 5Page - Texas Instruments UC2854B-EP_15 Datasheet HTML 6Page - Texas Instruments UC2854B-EP_15 Datasheet HTML 7Page - Texas Instruments UC2854B-EP_15 Datasheet HTML 8Page - Texas Instruments UC2854B-EP_15 Datasheet HTML 9Page - Texas Instruments UC2854B-EP_15 Datasheet HTML 10Page - Texas Instruments Next Button
Zoom Inzoom in Zoom Outzoom out
 6 / 38 page
background image
UC2854B-EP
SGLS318A – NOVEMBER 2005 – REVISED NOVEMBER 2015
www.ti.com
7.5 Electrical Characteristics
over operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
OVERALL
CAO = 0 V, VAO = 0 V, VCC =
Supply current, off
250
400
µA
VUVLO − 0.3 V
Supply current, on
12
18
mA
VCC turn-on threshold voltage
8
10.5
11.3
V
VCC turn-off threshold voltage
9
10
12
V
VCC clamp
IVCC = IVCC(on) + 5 mA
18
20
22
V
VOLTAGE AMPLIFIER
Input voltage
2.9
3
3.1
V
VSENSE bias current
−500
−25
500
nA
Open loop gain
2 V
≤ VOUT ≤ 5 V
70
100
dB
VOH
High-level output voltage
ILOAD = −500 µA
6
V
VOL
Low-level output voltage
ILOAD = 500 µA
0.3
0.5
V
ISC
Output short-circuit current
VOUT = 0 V
1.5
3.5
mA
Gain bandwidth product(1)
fIN = 100 kHz, 10 mVP−P
1
MHz
CURRENT AMPLIFIER
VCM = 0 V, TA = 25°C
−4
0
Input offset voltage
mV
VCM = 0 V, overtemperature
−5.5
0
Input bias current, ISENSE
VCM = 0 V
−500
500
nA
Open loop gain
2 V
≤ VOUT ≤ 6 V
80
110
dB
VOH
High-level output voltage
ILOAD = −500 µA
8
V
VOL
Low-level output voltage
ILOAD = 500 µA
0.3
0.5
V
ISC Output short-circuit current
VOUT = 0 V
1.5
3.5
mA
CMRR Common mode rejection
−0.3
5
V
range
Gain bandwidth product(1)
fIN = 100 kHz, 10 mVP−P
3
5
MHz
REFERENCE
IREF = 0 mA, TA = 25°C
7.4
7.5
7.6
Output voltage
V
IREF = 0 mA
7.35
7.5
7.65
Load regulation
1 mA
≤ IREF ≤ 10 mA
0
8
20
mV
Line regulation
12 V
≤ VCC ≤ 18 V
0
14
25
mV
ISC Short circuit current
VREF = 0 V
25
35
60
mA
OSCILLATOR
Initial accuracy
TA = 25°C
85
100
115
kHz
Voltage stability
12 V
≤ VCC ≤ 18 V
1%
Total variation
Line, temperature
80
120
kHz
Ramp amplitude (peak-to-peak)
4.9
5.9
Ramp valley voltage
0.8
1.3
V
ENABLE/SOFT-START/CURRENT LIMIT
Enable threshold voltage
2.35
2.55
2.90
V
Enable hysteresis
VFAULT = 2.5 V
500
600
mV
Enable input bias current
VENA = 0 V
−2
−5
µA
Propagation delay to disable time(1)
Enable overdrive = 100 mV
300
ns
Soft-start charge current
VSS = 2.5 V
10
14
24
µA
Peak limit offset voltage
−15
15
mV
Peak limit input current
VPKLMT = −0.1 V
−200
−100
µA
(1)
Ensured by design. Not production tested.
6
Submit Documentation Feedback
Copyright © 2005–2015, Texas Instruments Incorporated
Product Folder Links: UC2854B-EP


Numéro de pièce similaire - UC2854B-EP_15

FabricantNo de pièceFiches techniqueDescription
logo
Texas Instruments
UC2854B-EP TI-UC2854B-EP_15 Datasheet
893Kb / 36P
[Old version datasheet]   UC2854B-EP Advanced High-Power Factor Preregulator
More results

Description similaire - UC2854B-EP_15

FabricantNo de pièceFiches techniqueDescription
logo
Texas Instruments
UC1854B TI-UC1854B Datasheet
455Kb / 16P
[Old version datasheet]   ADVANCED HIGH-POWER FACTOR PREREGULATOR
UC1854A TI1-UC1854A_15 Datasheet
743Kb / 18P
[Old version datasheet]   ADVANCED HIGH-POWER FACTOR PREREGULATOR
UC1854A TI1-UC1854A_13 Datasheet
741Kb / 18P
[Old version datasheet]   ADVANCED HIGH-POWER FACTOR PREREGULATOR
UC2854B-EP TI1-UC2854B-EP Datasheet
263Kb / 13P
[Old version datasheet]   ADVANCED HIGH-POWER FACTOR PREREGULATOR
UC2854B-EP TI-UC2854B-EP_15 Datasheet
893Kb / 36P
[Old version datasheet]   UC2854B-EP Advanced High-Power Factor Preregulator
UC2853A TI-UC2853A Datasheet
411Kb / 10P
[Old version datasheet]   High Power Factor Preregulator
UC1854 TI-UC1854 Datasheet
281Kb / 9P
[Old version datasheet]   High Power Factor Preregulator
UC2853A TI1-UC2853A_16 Datasheet
854Kb / 9P
[Old version datasheet]   High Power Factor Preregulator
UC1854 TI-UC1854_08 Datasheet
473Kb / 13P
[Old version datasheet]   High Power Factor Preregulator
logo
TOKO, Inc
TK83854 TOKO-TK83854 Datasheet
109Kb / 12P
   HIGH POWER FACTOR PREREGULATOR
More results


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 35 36 37 38


Fiches technique Télécharger

Go To PDF Page


Lien URL




Politique de confidentialité
ALLDATASHEET.FR
ALLDATASHEET vous a-t-il été utile ?  [ DONATE ] 

À propos de Alldatasheet   |   Publicité   |   Contactez-nous   |   Politique de confidentialité   |   Echange de liens   |   Fabricants
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