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

X  

TPS40007DGQRG4 Fiches technique(PDF) 3 Page - Texas Instruments

Click here to check the latest version.
No de pièce TPS40007DGQRG4
Description  LOW-INPUT HIGH-EFFICIENCY SYNCHRNOUS BUCK CONTROLLER
Download  28 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Fabricant  TI1 [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI1 - Texas Instruments

TPS40007DGQRG4 Fiches technique(HTML) 3 Page - Texas Instruments

  TPS40007DGQRG4 Datasheet HTML 1Page - Texas Instruments TPS40007DGQRG4 Datasheet HTML 2Page - Texas Instruments TPS40007DGQRG4 Datasheet HTML 3Page - Texas Instruments TPS40007DGQRG4 Datasheet HTML 4Page - Texas Instruments TPS40007DGQRG4 Datasheet HTML 5Page - Texas Instruments TPS40007DGQRG4 Datasheet HTML 6Page - Texas Instruments TPS40007DGQRG4 Datasheet HTML 7Page - Texas Instruments TPS40007DGQRG4 Datasheet HTML 8Page - Texas Instruments TPS40007DGQRG4 Datasheet HTML 9Page - Texas Instruments Next Button
Zoom Inzoom in Zoom Outzoom out
 3 / 28 page
background image
TPS40007
TPS40009
SLUS589B− NOVEMBER 2003 − REVISED FEBRUARY 2005
3
www.ti.com
ELECTRICAL CHARACTERISTICS
temperature range, TA = −40_C to 85_C, VDD = 5.0 V, TA = TJ; all parameters measured at zero power dissipation
(unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
INPUT SUPPLY
VDD
Input voltage range
2.25
5.5
V
VHGATE High-side gate voltage
VBOOT − VSW
6
V
Shutdown current
SS/SD = 0 V,
Outputs off
0.25
0.45
IDD
Quiescent current
FB = 0.8 V
1.4
2.0
mA
IDD
Switching current
No load at HDRV/LDRV
1.5
4.0
mA
UVLO
Minimum on-voltage
1.95
2.05
2.15
V
Hysteresis
80
150
220
mV
OSCILLATOR
fOSC
Oscillator frequency
TPS40007
2.25 V
≤ VDD ≤ 5.00 V
250
300
350
kHz
fOSC
Oscillator frequency
TPS40009
2.25 V
≤ VDD ≤ 5.00 V
500
600
700
kHz
VRAMP Ramp voltage
VPEAK − VVALLEY
0.80
0.93
1.07
V
Ramp valley voltage
0.24
0.31
0.44
V
PWM
Maximum duty cycle(2)
TPS40007
FB = 0 V,
VDD = 3.3 V
87.0%
94.0%
Maximum duty cycle(2)
TPS40009
FB = 0 V,
VDD = 3.3 V
83.0%
93.0%
Minimum duty cycle
0%
Minimum controllable pulse width(1)(3)
100
150
ns
ERROR AMPLIFIER
VFB
FB input voltage
Line,
Temperature
0.690
0.700
0.711
V
VFB
FB input voltage
TA = 25°C
0.693
0.700
0.707
V
IFB
FB input bias current
30
130
nA
VOH
High-level output voltage
FB = 0 V,
IOH = 1.0 mA
2.0
2.5
V
VOL
Low-level output voltage
FB =VDD,
IOL = 0.5 mA
0.08
0.15
V
IOH
Output source current
COMP = 0.7 V,
FB = GND
2
6
mA
IOL
Output sink current
COMP = 0.7 V,
FB = VDD
3
8
mA
GBW
Gain bandwidth(1)
5
10
MHz
AOL
Open loop gain
55
85
dB
SHORT CIRCUIT CURRENT PROTECTION
ISINK
ILIM sink current
VDD = 5 V
11
15
19
µA
ISINK
ILIM sink current
VDD = 2.25 V
9.5
13.0
16.5
µA
VOS
Offset voltage SW vs ILIM(1)
2.25 V
≤ VDD ≤ 5.00
−20
0
20
mV
VILIM
Input voltage range
2
VDD
V
tON
Minimum HDRV pulse time in overcurrent
VDD = 3.3 V
220
330
ns
SW leading edge blanking pulse in over-
current detection(1)
100
ns
tSS
Soft-start capacitor cycles as fault timer(1)
6
(1)
Ensured by design. Not production tested.
(2)
Derate the maximum duty cycle by 3% for VDD < 3 V
(3)
Operating at PWM on-times of less than 100 ns could lead to overlap between HDRV and LDRV pulses.


Numéro de pièce similaire - TPS40007DGQRG4

FabricantNo de pièceFiches techniqueDescription
logo
Texas Instruments
TPS40007DGQ TI-TPS40007DGQ Datasheet
429Kb / 23P
[Old version datasheet]   LOW-INPUT HIGH-EFFICIEDCY SYNCHRONOUS BUCK CONTROLLER
More results

Description similaire - TPS40007DGQRG4

FabricantNo de pièceFiches techniqueDescription
logo
Texas Instruments
TPS40007-DIE TI1-TPS40007-DIE Datasheet
96Kb / 6P
[Old version datasheet]   LOW-INPUT, HIGH EFFICIENCY SYNCHRONOUS BUCK CONTROLLER
logo
Micrel Semiconductor
MIC2182 MICREL-MIC2182_04 Datasheet
229Kb / 28P
   High-Efficiency Synchronous Buck Controller
logo
Microchip Technology
MIC2182 MICROCHIP-MIC2182 Datasheet
2Mb / 40P
   High-Efficiency Synchronous Buck Controller
09/14/21
logo
Texas Instruments
TPS40007 TI-TPS40007 Datasheet
429Kb / 23P
[Old version datasheet]   LOW-INPUT HIGH-EFFICIEDCY SYNCHRONOUS BUCK CONTROLLER
logo
Semtech Corporation
SC4608 SEMTECH-SC4608 Datasheet
361Kb / 19P
   Low Input, MHz Operation, High Efficiency Synchronous Buck
SC4609 SEMTECH-SC4609 Datasheet
329Kb / 18P
   Low Input, MHz Operation, High Efficiency Synchronous Buck
logo
Texas Instruments
UCC2541 TI1-UCC2541_16 Datasheet
1,014Kb / 43P
[Old version datasheet]   HIGH-EFFICIENCY SYNCHRONOUS BUCK PWM CONTROLLER
logo
Richtek Technology Corp...
RT8128A RICHTEK-RT8128A Datasheet
172Kb / 15P
   High Efficiency Synchronous Buck PWM Controller
logo
Texas Instruments
UCC2541 TI-UCC2541 Datasheet
684Kb / 43P
[Old version datasheet]   HIGH-EFFICIENCY SYNCHRONOUS BUCK PWM CONTROLLER
logo
Semtech Corporation
SC4605 SEMTECH-SC4605 Datasheet
427Kb / 19P
   Low Input, High Efficiency Synchronous, Step Down 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


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