Datasheet

TPS60120, TPS60121, TPS60122, TPS60123, TPS60124, TPS60125
REGULATED 200-mA HIGH EFFICIENCY CHARGE PUMP
DC/DC CONVERTERS
SLVS257B – NOVEMBER 1999 – REVISED AUGUST 2000
12
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
I
O
= 66 mA
0
10
20
30
40
50
60
70
80
90
100
1.8 2 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6
V
I
– Input Voltage – V
Efficiency – %
I
O
= 116 mA
V
O
= 3.3 V
T
C
= 25°C
TPS60122
EFFICIENCY
vs
INPUT VOLTAGE
Figure 10
Figure 11
I
O
= 50 mA
0
10
20
30
40
50
60
70
80
90
100
1.8 2 2.2 2.4 2.6 2.8 3 3.2 3.4 3.6
V
I
– Input Voltage – V
Efficiency – %
I
O
= 150 mA
I
O
= 200 mA
I
O
= 100 mA
TPS60124
EFFICIENCY
vs
INPUT VOLTAGE
V
O
= 3.0 V
T
C
= 25°C
Figure 12
V
I
– Input Voltage – V
SUPPLY CURRENT
vs
INPUT VOLTAGE
Supply Current –
A
µ
0
10
20
30
40
50
60
1.6 2.0 2.4 2.8 3.2 3.6
I
O
= 0 mA
100.1 1 10 100 1000
3.30
3.31
3.32
3.33
3.34
3.35
3.36
3.37
3.38
3.39
3.40
V
I
= 1.8 V
V
I
= 2.4 V
V
I
= 2.7 V
V
I
= 3.6 V
Figure 13
I
O
– Output Current – mA
TPS60120
OUTPUT VOLTAGE
vs
OUTPUT CURRENT
V
O
– Output Voltage – V