![](http://datasheet.mmic.net.cn/Linear-Technology/LTC1755EGN-TR_datasheet_98014/LTC1755EGN-TR_3.png)
3
LTC1755/LTC1756
The q denotes specifications which apply over the full specified
temperature range, otherwise specificatons are at TA = 25°C.
ELECTRICAL CHARACTERISTICS
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
LTC1755 (VIN = 2.7V to 6V, DVCC = 2V to 5.5V, unless otherwise noted)
VIN Operating Voltage
q
2.7
6
V
DVCC Operating Voltage
q
2.0
5.5
V
IVIN Operating Current
ACTIVE State, IVCC = 0
q
50
100
A
IDVCC Operating Current
ACTIVE State, DVCC = 3V
q
10
20
A
IVIN Shutdown Current
IDLE State, DVCC = 0V, VIN ≤ 3.6V
q
1
A
IDLE State, DVCC = 0V, 3.6V < VIN ≤ 6V
q
10
A
IDLE State, DVCC = 5.5V, VIN ≤ 6V
q
20
A
VCC Output Voltage
5V/3V = DVCC
q
4.75
5.00
5.25
V
5V/3V = 0V
q
2.80
3.00
3.20
V
IVCC Output Current
5V/3V = 0V
3V
≤ VIN ≤ 6.0V
q
55
mA
5V/3V = DVCC
3V
≤ VIN ≤ 6.0V
q
65
mA
5V/3V = 0V
2.7V
≤ VIN ≤ 6.0V
q
55
mA
5V/3V = DVCC
2.7V
≤ VIN ≤ 6.0V
q
40
mA
VCC Turn-On Time
COUT = 10F,
PWR to
READY, 50% to 50%
q
2.7
12
ms
VCC Discharge Time to 0.4V
IVCC = 0mA, VCC = 5V, COUT = 10F
q
100
250
s
LTC1756 (VIN = 2.7V to 5.5V, unless otherwise noted)
VIN Operating Voltage
q
2.7
5.5
V
IVIN Operating Current
ACTIVE State, IVCC = 0
q
75
150
A
IVIN Shutdown Current
IDLE State, VIN ≤ 3.6V
q
2.5
A
IDLE State, 3.6V < VIN ≤ 5.5V
q
10
A
VCC Output Voltage
5V/3V = VIN
q
4.75
5.00
5.25
V
5V/3V = 0V
q
2.80
3.00
3.20
V
IVCC Output Current
5V/3V = 0V
3V
≤ VIN ≤ 5.5V
q
55
mA
5V/3V = VIN
3V
≤ VIN ≤ 5.5V
q
65
mA
5V/3V = 0V
2.7V
≤ VIN ≤ 5.5V
q
55
mA
5V/3V = VIN
2.7V
≤ VIN ≤ 5.5V
q
40
mA
VCC Turn-On Time
COUT = 10F,
PWR to
READY, 50% to 50%
q
2.7
12
ms
VCC Discharge Time to 0.4V
IVCC = 0mA, VCC = 5V, COUT = 10F
q
100
250
s