TPS70845 datasheet(13/37 Pages) TI1

13 / 37 page

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TYPICAL CHARACTERISTICS

3.299

3.298

3.296

3.295

0.05

0.1

0.15

3.301

3.302

3.303

0.2

0.25

3.3

3.297

=4.3V

=+25 C

IN1

OUT1

OutputCurrent

O -

1.799

1.797

1.796

1.795

0.025

0.05

0.075

1.800

1.801

1.802

0.1

0.125

1.798

=2.8V

=+25 C

IN2

OUT2

OutputCurrent

O -

TPS70845, TPS70848

TPS70851, TPS70858

TPS70802

SLVS301D – JUNE 2000 – REVISED DECEMBER 2007

Table of Graphs

FIGURE

vs Output current

Figure 1 to Figure 3

Output voltage

vs Junction temperature

Figure 4 to Figure 5

Ground current

vs Junction temperature

Figure 6

PSRR

Power-supply rejection ratio

vs Frequency

Figure 7 to Figure 10

Output spectral noise density

vs Frequency

Figure 11 to Figure 14

Output impedance

vs Frequency

Figure 15 to Figure 18

vs Temperature

Figure 19 and Figure 20

Dropout voltage

vs Input voltage

Figure 21 and Figure 22

Load transient response

Figure 23 and Figure 24

Line transient response (VOUT1)

Figure 25

Line transient response (VOUT2)

Figure 26

Output voltage

vs Time (start-up)

Figure 27 and Figure 28

Equivalent series resistance (ESR)

vs Output current

Figure 30 to Figure 33

TPS70851

OUTPUT VOLTAGE

OUTPUT CURRENT

Figure 1.

Figure 2.

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