TS3300
TYPICAL PERFORMANCE CHARACTERISTICS
V
BI
= 1.2V, V
BO
= 3V,
V
BEN
= LOW, I
BO
= 0A, L = 10µH (LPS4018-103ML), C
BO
= 22µF, C
BI
= 22µF, V
REGIN
= V
BO
= 3V, V
REGOUT
= 1.8V,
I
REGOUT
= 0A, C
REGOUT
= 10µF unless otherwise noted. Values are at T
A
= 25°C unless otherwise noted.
Boost Regulator Output Voltage Ripple
V
BI
= 1.2V, V
BO
= 3V, C
BO
= 22µF, I
BO
= 80mA
Boost Regulator Load Step Response
V
BI
= 1.2V, V
BO
= 3V, C
BO
= 10µF, I
BO
= 5mA
V
BO
–
50mV/DIV
I
BO
4.17mA/DIV
V
BO
100mV/DIV
50µs/DIV
Boost Regulator Load Step Response
V
BI
= 1.2V, V
BO
= 3V, C
BO
= 10µF, I
BO
= 40mA
200µs/DIV
LDO Load Step Response
V
BI
= 1.2V, V
BO
= 3V, C
REGOUT
= 10µF, I
BO
= 5mA
V
BO
100mV/DIV
I
REGOUT
4.17mA/DIV
I
BO
33mA/DIV
V
REGOUT
100mV/DIV
200µs/DIV
LDO Load Step Response
V
BI
= 1.2V, V
BO
= 3V, C
REGOUT
= 10µF, I
BO
= 40mA
200µs/DIV
Boost Regulator Output Voltage Ripple, Inductor Current,
and LSW Voltage
V
BI
= 1.2V, V
BO
= 1.8V, C
BO
= 22µF, I
BO
= 5mA
I
L
V
BO
100mA/DIV 50mV/DIV
V
REGOUT
100mV/DIV
L: LPS4018-103ML
I
REGOUT
33mA/DIV
200µs/DIV
V
LSW
1V/DIV
2µs/DIV
TS3300DS r1p0
Page 7
RTFDS
TOUCHSTONE [ TOUCHSTONE SEMICONDUCTOR INC ]
