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TPS65140PWPRG4 Datasheet(PDF) 8 Page - Texas Instruments

No. de Pieza. TPS65140PWPRG4
Descripción  TRIPLE OUTPUT LCD SUPPLY WITH LINEAR REGULATOR AND POWER GOOD
Descarga  32 Pages
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Fabricante  TI [Texas Instruments]
Página de inicio  http://www.ti.com
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TPS65140PWPRG4 Datasheet(HTML) 8 Page - Texas Instruments

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TPS65140, TPS65141
TPS65145
SLVS497E – SEPTEMBER 2003 – REVISED NOVEMBER 2012
www.ti.com
Table of Graphs
FIGURE
Main Boost Converter
Efficiency, main boost converter VO1
vs Load current
1
η
Efficiency, main boost converter VO1
vs Load current
2
Efficiency
vs Input voltage
3
fsw
Switching frequency
vs Free-air temperature
4
rDS(on)
rDS(on) N-Channel main switch Q1
vs Free-air temperature
5
PWM operation continuous mode
6
PWM operation, discontinuous (light load)
7
Load transient response, CO = 22 μF
8
Load transient response, CO = 2 x 22 μF
9
Power-up sequencing
10
Soft start VO1
11
Negative Charge Pump
Imax
VO2 maximum load current
vs Output voltage VO1
12
Positive Charge Pump
Imax
VO3 maximum load current
vs Output voltage VO1 (doubler mode)
13
Imax
VO3 Maximum load current
vs Output voltage VO1 (tripler mode)
14
8
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Copyright © 2003–2012, Texas Instruments Incorporated
Product Folder Links: TPS65140 TPS65141 TPS65145


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