Motor de Búsqueda de Datasheet de Componentes Electrónicos
  Spanish  ▼
ALLDATASHEET.ES

X  

TPS40055PWPRG4 Datasheet(PDF) 5 Page - Texas Instruments

Click here to check the latest version.
No. de pieza TPS40055PWPRG4
Descripción Electrónicos  Wide-Input Synchronous Buck Controller
Download  39 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Fabricante Electrónico  TI1 [Texas Instruments]
Página de inicio  http://www.ti.com
Logo TI1 - Texas Instruments

TPS40055PWPRG4 Datasheet(HTML) 5 Page - Texas Instruments

  TPS40055PWPRG4 Datasheet HTML 1Page - Texas Instruments TPS40055PWPRG4 Datasheet HTML 2Page - Texas Instruments TPS40055PWPRG4 Datasheet HTML 3Page - Texas Instruments TPS40055PWPRG4 Datasheet HTML 4Page - Texas Instruments TPS40055PWPRG4 Datasheet HTML 5Page - Texas Instruments TPS40055PWPRG4 Datasheet HTML 6Page - Texas Instruments TPS40055PWPRG4 Datasheet HTML 7Page - Texas Instruments TPS40055PWPRG4 Datasheet HTML 8Page - Texas Instruments TPS40055PWPRG4 Datasheet HTML 9Page - Texas Instruments Next Button
Zoom Inzoom in Zoom Outzoom out
 5 / 39 page
background image
TPS40054, TPS40055, TPS40057
www.ti.com
SLUS593I – DECEMBER 2003 – REVISED DECEMBER 2014
6.4 Electrical Characteristics
TA = –40°C to 85°C, VIN = 24 Vdc, RT = 90.9 kΩ, IKFF = 150 µA, fSW = 500 kHz, all parameters at zero power dissipation
(unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
INPUT SUPPLY
VIN
Input voltage range, VIN
8
40
V
OPERATING CURRENT
IDD
Quiescent current
Output drivers not switching, VFB ≥ 0.75 V
1.5
3.0
mA
BP5
VBP5
Output voltage
IO ≤ 1 mA
4.7
5
5.2
V
OSCILLATOR/RAMP GENERATOR
fOSC
Accuracy
8 V
≤ VIN ≤ 40 V
470
520
570
kHz
VRAMP
PWM ramp voltage(1)
VPEAK – VVAL
2
V
VIH
High-level input voltage, SYNC
2
VIL
Low-level input voltage, SYNC
0.8
V
ISYNC
Input current, SYNC
5
10
µA
Pulse width, SYNC
50
ns
VRT
RT voltage
2.38
2.5
2.58
V
VFB = 0 V, fSW ≤ 500 kHz
85%
94%
DMAX
Maximum duty cycle
VFB = 0 V, 500 kHz ≤ fSW ≤ 1 MHz
(1)
80%
Minumum duty cycle
VFB ≥ 0.75 V
0%
VKFF
Feed-forward voltage
3.35
3.48
3.65
V
IKFF
Feed-forward current operating range(1) (2)
20
1100
µA
SOFT-START
ISS/SD
Soft-start source current
1.65
2.35
2.95
µA
VSS/SD
Soft-start clamp voltage
3.7
V
tDSCH
Discharge time
CSS/SD = 220 pF
1.6
2.2
2.8
µs
tSS/SD
Soft-start time
CSS/SD = 220 pF, 0 V ≤ VSS/SD ≤ 1.6 V
115
150
215
BP10
VBP10
Output voltage
IO ≤ 1 mA
9.0
9.6
10.3
V
ERROR AMPLIFIER
8 V
≤ VIN ≤ 40 V, TA = 25°C
0.698
0.7
0.704
VFB
Feedback input voltage
8 V
≤ VIN ≤ 40 V, 0°C ≤ TA ≤ 85°C
0.693
0.7
0.707
V
8 V
≤ VIN ≤ 40 V, -40°C≤ TA ≤ 85°C
0.693
0.7
0.715
GBW
Gain bandwidth(1)
3.0
5
MHz
AVOL
Open loop gain
60
80
dB
IOH
High-level output source current
2.0
4
mA
IOL
Low-level output sink current
2.0
4
VOH
High-level output voltage
ISOURCE = 500 µA
3.2
3.5
V
VOL
Low-level output voltage
ISINK = 500 µA
0.2
0.35
IBIAS
Input bias current
VFB = 0.7 V
100
200
nA
(1)
Ensured by design. Not production tested.
(2)
IKFF increases with SYNC frequency, maximum duty cycle decreases with IKFF.
Copyright © 2003–2014, Texas Instruments Incorporated
Submit Documentation Feedback
5
Product Folder Links: TPS40054 TPS40055 TPS40057
TPS40054: Not Recommended For New Designs


Número de pieza similar - TPS40055PWPRG4

Fabricante ElectrónicoNo. de piezaDatasheetDescripción Electrónicos
logo
Texas Instruments
TPS40055PWPR TI1-TPS40055PWPR Datasheet
1Mb / 35P
[Old version datasheet]   WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER
TPS40055PWPR TI-TPS40055PWPR Datasheet
1Mb / 35P
[Old version datasheet]   WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER
More results

Descripción similar - TPS40055PWPRG4

Fabricante ElectrónicoNo. de piezaDatasheetDescripción Electrónicos
logo
Texas Instruments
TPS40050 TI-TPS40050 Datasheet
275Kb / 30P
[Old version datasheet]   WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER
TPS40054 TI1-TPS40054_14 Datasheet
1Mb / 37P
[Old version datasheet]   WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER
TPS40057PWPG4 TI-TPS40057PWPG4 Datasheet
1Mb / 35P
[Old version datasheet]   WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER
TPS40060 TI-TPS40060 Datasheet
373Kb / 28P
[Old version datasheet]   WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER
TPS40050-Q1 TI-TPS40050-Q1 Datasheet
345Kb / 32P
[Old version datasheet]   WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER
TPS40055-EP TI-TPS40055-EP_15 Datasheet
2Mb / 35P
[Old version datasheet]   WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER
TPS40052 TI-TPS40052 Datasheet
452Kb / 30P
[Old version datasheet]   WIDE INPUT SYNCHRONOUS BUCK CONTROLLER
TPS40060EVM TI1-TPS40060EVM Datasheet
1Mb / 37P
[Old version datasheet]   WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER
TPS40052PWPR TI-TPS40052PWPR Datasheet
851Kb / 33P
[Old version datasheet]   WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER
TPS40060 TI1-TPS40060_17 Datasheet
1Mb / 39P
[Old version datasheet]   WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER
TPS40055-EP TI1-TPS40055-EP Datasheet
2Mb / 36P
[Old version datasheet]   WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER
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 39


Datasheet Descarga

Go To PDF Page


Enlace URL




Política de Privacidad
ALLDATASHEET.ES
¿ALLDATASHEET es útil para Ud.?  [ DONATE ] 

Todo acerca de Alldatasheet   |   Publicidad   |   Contáctenos   |   Política de Privacidad   |   Intercambio de Enlaces   |   Lista de Fabricantes
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