TPS60101

REGULATED 3.3V 100mA LOW NOISE

CHARGE PUMP DC/DC CONVERTER

SLVS214B − JUNE 1999 − REVISED AUGUST 2008

8

POST OFFICE BOX 655303

Figure 13

3.35

3.2

3.1

3

1.5

2

2.5

3

3.4

3.45

OUTPUT VOLTAGE

vs

INPUT VOLTAGE

3.5

3.5

4

3.3

3.25

3.15

3.05

VIN − Input Voltage − V

V(SKIP) = VIN or 0 V

V(3V8) = 0 V

IO = 1 mA to 100 mA

Figure 14

3.7

3.4

3.2

3

1.5

2

2.5

3

3.8

3.9

OUTPUT VOLTAGE

vs

INPUT VOLTAGE

3.10

3.5

4

3.6

3.5

3.3

3.1

VIN − Input Voltage − V

V(SKIP) = VIN or 0 V

V(3V8) = VIN

IO = 10 mA

IO = 100 mA

Figure 15

3.33

3.32

3.31

3.30

01

2

3

4

5

3.34

3.35

OUTPUT VOLTAGE

vs

TIME

3.36

67

8

t − Time −

µs

V(SKIP) = 0 V

V(3V8) = 0 V

VIN = 2.4 V

IO = 50 mA

CO = 22 µF (X5R ceramic)

Constant

Frequency

Mode

Less than

5 mVpp

Figure 16

3.34

3.32

3.3

−5

0

5

10

15

20

25

3.36

OUTPUT VOLTAGE

vs

TIME

3.38

t − Time −

µs

V(SKIP) = VIN

V(3V8) = 0 V

IO = 100 mA

Pulse-Skip Mode

†TC = 25°C, VCOM = VSYNC = 0 V, CIN = 10 µF, C1F = C2F = 2.2 µF, CO = 22 µF, unless otherwise noted