Datasheet

TPS60300, TPS60301, TPS60302, TPS60303
SINGLE-CELL TO 3.0-V/3.3-V, 20-mA DUAL OUTPUT,
HIGH-EFFICIENCY CHARGE PUMP
SLVS302A – DECEMBER 2000 – REVISED MARCH 2001
13
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 17
650
660
670
680
690
700
710
720
730
0.8 1.3 1.8
T
A
= –40°C
T
A
= 85°C
T
A
= 25°C
Switching Frequency – kHz
SWITCHING FREQUENCY
vs
INPUT VOLTAGE
V
I
– Input Voltage – V
Figure 18
LOAD TRANSIENT RESPONSE
V
O(OUT2)
I
O(OUT2)
V
I
= 1.25 V,
Load Step 2 mA to
18 mA to 2 mA,
T
A
= 25°C
20 µs/DIV
20 mV/DIV
10 mA/DIV
Figure 19
V
O(OUT2)
V
I
= 1.1 V to
1.7 V to 1.1 V,
I
O(OUT2)
= 20 mA
T
A
= 25°C
LINE TRANSIENT RESPONSE
50 mV/DIV
V
I
1 V/DIV
500 µs/DIV