Datasheet

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
11
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 11
2.80
2.90
3
3.10
3.20
3.30
3.40
–40 10 60 110
TPS60310, TPS60312
OUTPUT VOLTAGE (OUT2)
vs
FREE-AIR TEMPERATURE
– Output Voltage (OUT2) – V
V
O
V
I
= 1.8 V
V
I
= 1.25 V
V
I
= 1 V
T
A
– Free-Air Temperature – °C
Figure 12
2.90
2.92
2.94
2.96
2.98
3
3.02
3.04
–40 10 60 110
TPS60311, TPS60313
OUTPUT VOLTAGE (OUT2)
vs
FREE-AIR TEMPERATURE
– Output Voltage (OUT2) – V
V
O
V
I
= 1.8 V
V
I
= 1.25 V
V
I
= 1 V
T
A
– Free-Air Temperature – °C
Figure 13
TPS6031x
OUTPUT VOLTAGE RIPPLE (OUT2)
I
O(OUT2)
= 20 mA,
V
I
= 1.2 V
10 mV/DIV
500 ns/DIV
Figure 14
0.70
0.75
0.80
0.85
0.90
0.95
1.00
1.05
1.10
1.15
1.20
0.10 1
10 100
T
A
= 85°C
T
A
= –40°C
T
A
= 25°C
– Minimum Input Voltage – V
TPS60310, TPS60312
MINIMUM INPUT VOLTAGE
vs
OUTPUT CURRENT
V
I(min)
I
O
– Output Current – mA