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TPS61030 Fiches technique(PDF) 3 Page - Texas Instruments

No de pièce TPS61030
Description  96% EFFICIENT SYNCHRONOUS BOOST CONVERTER WITH 4A SWITCH
Download  28 Pages
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Fabricant  TI [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI - Texas Instruments

TPS61030 Fiches technique(HTML) 3 Page - Texas Instruments

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ELECTRICAL CHARACTERISTICS
TPS61030
TPS61031, TPS61032
SLUS534D – SEPTEMBER 2002 – REVISED APRIL 2004
over recommended free-air temperature range and over recommended input voltage range (typical at an ambient temperature
range of 25
°C) (unless otherwise noted)
DC/DC STAGE
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VI
Input voltage range
1.8
5.5
V
VO
TPS61030 output voltage range
1.8
5.5
V
VFB
TPS61030 feedback voltage
490
500
510
mV
f
Oscillator frequency
500
600
700
kHz
Frequency range for synchronization
500
700
kHz
Switch current limit
VOUT= 5 V
3600
4000
4500
mA
Start-up current limit
0.4 x ISW
mA
SWN switch on resistance
VOUT= 5 V
55
m
SWP switch on resistance
VOUT= 5 V
55
m
Total accuracy
-3%
3%
Line regulation
0.6%
Load regulation
0.6%
IO = 0 mA, VEN = VBAT = 1.8 V,
VBAT
10
25
µA
VOUT =5 V
Quiescent current
IO = 0 mA, VEN = VBAT = 1.8 V,
VOUT
10
20
µA
VOUT = 5 V
Shutdown current
VEN= 0 V, VBAT = 2.4 V
0.1
1
µA
CONTROL STAGE
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VUVLO Under voltage lockout threshold
VLBI voltage decreasing
1.5
V
VIL
LBI voltage threshold
VLBI voltage decreasing
490
500
510
mV
LBI input hysteresis
10
mV
LBI input current
EN = VBAT or GND
0.01
0.1
µA
LBO output low voltage
VO = 3.3 V, IOI = 100 µA
0.04
0.4
V
LBO output low current
100
µA
LBO output leakage current
VLBO= 7 V
0.01
0.1
µA
VIL
EN, SYNC input low voltage
0.2
× VBAT
V
VIH
EN, SYNC input high voltage
0.8
× VBAT
V
EN, SYNC input current
Clamped on GND or VBAT
0.01
0.1
µA
Overtemperature protection
140
°C
Overtemperature hysteresis
20
°C
3


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