TPS60310 datasheet(8/24 Pages) TI

8 / 24 page

TPS60310, TPS60311, TPS60312, TPS60313

SINGLE-CELL TO 3-V/3.3-V, 20-mA DUAL OUTPUT,

HIGH-EFFICIENCY CHARGE PUMP WITH SNOOZE MODE

SLVS362A – MAY 2001 – REVISED AUGUST 2001

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

TYPICAL CHARACTERISTICS

Table of Graphs

FIGURE

Efficiency

vs Output current (TPS60310 and TPS60311)

1, 2

Supply current

vs Output current

Quiescent current

vs Input voltage

VO(OUT2)

Output voltage at OUT2

vs Output current (TPS60310 and TPS60311)

5, 6

VO(OUT1)

Output voltage at OUT1

vs Output current at 25

°C, VI = 0.9 V, 1.1 V, 1.25 V, 1.4 V, 1.6 V, 1.8 V

VO(OUT2)

Output voltage at OUT2

vs Input voltage (TPS60310 and TPS60311)

8, 9

VO(OUT1)

Output voltage at OUT1

vs Input voltage (TPS60310 and TPS60311)

VO(OUT2)

Output voltage at OUT2

vs Free-air temperature (TPS60310, TPS60312, TPS60311, and TPS60313)

11, 12

VO(OUT2)

Output voltage ripple at OUT2

Minimum input voltage

vs Output current for TPS60310, TPS60312, TPS60311, and TPS60313

14, 15

Start-up timing enable

Switching frequency

vs Input voltage

Load transient response

Line transient response

Output voltage

vs Time

Output voltage ripple in Snooze mode

TYPICAL CHARACTERISTICS

Figure 1

IO – Output Current – mA

0.1

100

VI = 0.9 V

VI = 1.25 V

VI = 1.8 V

TPS60310, TPS60312

EFFICIENCY

OUTPUT CURRENT

V(Snooze) = VI

Figure 2

IO – Output Current – mA

0.1

100

VI = 0.9 V

VI = 1.25 V

VI = 1.8 V

TPS60311, TPS60313

EFFICIENCY

OUTPUT CURRENT

V(Snooze) = VI

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