Datasheet

3
LTC1755/LTC1756
The ● denotes specifications which apply over the full specified
temperature range, otherwise specificatons are at T
A
= 25°C.
ELECTRICAL CHARACTERISTICS
PARAMETER CONDITIONS MIN TYP MAX UNITS
LTC1755 (V
IN
= 2.7V to 6V, DV
CC
= 2V to 5.5V, unless otherwise noted)
V
IN
Operating Voltage ● 2.7 6 V
DV
CC
Operating Voltage ● 2.0 5.5 V
I
VIN
Operating Current ACTIVE State, I
VCC
= 0 ● 50 100 µA
I
DVCC
Operating Current ACTIVE State, DV
CC
= 3V ● 10 20 µA
I
VIN
Shutdown Current IDLE State, DV
CC
= 0V, V
IN
≤ 3.6V ● 1 µA
IDLE State, DV
CC
= 0V, 3.6V < V
IN
≤ 6V ● 10 µA
IDLE State, DV
CC
= 5.5V, V
IN
≤ 6V ● 20 µA
V
CC
Output Voltage 5V/3V = DV
CC
● 4.75 5.00 5.25 V
5V/3V = 0V
● 2.80 3.00 3.20 V
I
VCC
Output Current 5V/3V = 0V 3V ≤ V
IN
≤ 6.0V ● 55 mA
5V/3V = DV
CC
3V ≤ V
IN
≤ 6.0V ● 65 mA
5V/3V = 0V 2.7V ≤ V
IN
≤ 6.0V ● 55 mA
5V/3V = DV
CC
2.7V ≤ V
IN
≤ 6.0V ● 40 mA
V
CC
Turn-On Time C
OUT
= 10µF, PWR to READY, 50% to 50% ● 2.7 12 ms
V
CC
Discharge Time to 0.4V I
VCC
= 0mA, V
CC
= 5V, C
OUT
= 10µF ● 100 250 µs
LTC1756 (V
IN
= 2.7V to 5.5V, unless otherwise noted)
V
IN
Operating Voltage ● 2.7 5.5 V
I
VIN
Operating Current ACTIVE State, I
VCC
= 0 ● 75 150 µA
I
VIN
Shutdown Current IDLE State, V
IN
≤ 3.6V ● 2.5 µA
IDLE State, 3.6V < V
IN
≤ 5.5V ● 10 µA
V
CC
Output Voltage 5V/3V = V
IN
● 4.75 5.00 5.25 V
5V/3V = 0V
● 2.80 3.00 3.20 V
I
VCC
Output Current 5V/3V = 0V 3V ≤ V
IN
≤ 5.5V ● 55 mA
5V/3V = V
IN
3V ≤ V
IN
≤ 5.5V ● 65 mA
5V/3V = 0V 2.7V ≤ V
IN
≤ 5.5V ● 55 mA
5V/3V = V
IN
2.7V ≤ V
IN
≤ 5.5V ● 40 mA
V
CC
Turn-On Time C
OUT
= 10µF, PWR to READY, 50% to 50% ● 2.7 12 ms
V
CC
Discharge Time to 0.4V I
VCC
= 0mA, V
CC
= 5V, C
OUT
= 10µF ● 100 250 µs