LTC1728ES5-5#PBF Linear Technology, LTC1728ES5-5#PBF Datasheet - Page 3

• Manufacturer Part Number: LTC1728ES5-5#PBF
• Manufacturer: Linear Technology

Specifications of LTC1728ES5-5#PBF

• Voltage Supervisor Type: Voltage Monitor
• Number Of Voltage Supervisors: 3
• Monitored Supervisor Voltage: 3.086/4.675/Adj
• Reset Threshold Voltage (min): 3.036/4.6/AdjV
• Reset Threshold Voltage (max): 3.135/4.75/AdjV
• Operating Supply Voltage (min): 1V
• Operating Supply Voltage (max): 7V
• Package Type: TSOT-23
• Operating Temperature Classification: Industrial
• Operating Temp Range: -40C to 85C
• Pin Count: 5
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Compliant

LTC1728-1.8 The
T
SYMBOL
V
V
V
V
I
I
I
t
t
V
V
ELECTRICAL CHARACTERISTICS
apply over the full operating temperature range, otherwise specifications are at T
V
SYMBOL
I
I
I
µA
I
t
t
V
V
LTC1727-5/LTC1728-5 Only
V
VCC3
VCC18
VCCA
RST
UV
VCC3
VCC25
VCC5
VCCA
RST
UV
A
RT3
RT18
RTA
CCOP
OL
OH
OL
OH
OVR
CC25
= 25°C. V
= 2.5V, V
PARAMETER
Reset Threshold V
Reset Threshold V
Reset Threshold V
V
V
V
V
Reset Pulse Width
V
Output Voltage Low, RST
Output Voltage High, RST
PARAMETER
V
V
V
V
Reset Pulse Width
V
or COMPX
Output Voltage Low, RST, COMPX
Output Voltage High, RST, COMPX (Note 6)
V
CC3
CC3
CC18
CCA
CC
CC3
CC25
CC5
CCA
CC
CC5
CC3
Undervoltage Detect to RST
Undervoltage Detect to RST
, V
Supply Current
CCA
Supply Current
Input Current
Supply Current
Input Current
Reset Override Voltage (Note 7)
= 3V, V
Supply Current
Supply Current
CC18
●
= V
denotes specifications which apply over the full operating temperature range, otherwise specifications are at
Operating Voltage
CC3
CC18
unless otherwise noted.
CC3
CC18
CCA
= 1.8V, V
CCA
= V
CC3
CONDITIONS
V
V
V
RST in Correct Logic State
V
V
V
V
RST Low (Note 5)
V
Threshold V
I
I
I
I
I
SINK
SINK
SINK
SINK
SOURCE
CC3
CC18
CCA
CC18
CC18
CC18
CCA
CC18
unless otherwise noted.
Input Threshold
Input Threshold
= 1V
= 2.5mA, V
= 100µA, V
= 100µA, V
= 100µA, V
, V
Input Threshold
> V
< V
< V
CC3
= 1µA (Note 6)
CONDITIONS
V
V
V
V
V
–40°C < T
RST Low with 10k Pull-Up to V
–40°C < T
V
Threshold V
I
I
I
I
I
Override V
CC3
CC3
CC3
SINK
SINK
SINK
SINK
SOURCE
CC5
CC5
CC25
CC5
CCA
CC5
RT
or V
, V
, V
/V
/V
, V
All except LTC1728-1.8/LTC1728-3.3. The
= 5V, V
= 1V
= 2.5mA, V
= 100µA, V
= 100µA, V
= 100µA, V
by More Than 1%
< V
CC3
CC18
CC25
CC25
CC25
CCA
CC3
CC3
CC3
CC3
= 1µA
CC3
A
A
CC5
= 3V (Note 4)
= 1V, V
= 0V, V
= 1V, V
= 1.8V (Note 4)
Less Than Reset (Note 5)
= 3V, V
> V
< V
, V
< 125°C
< 125°C
RT
CC3
, V
CC3
Ability to Assert RST
CC3
CC3
by More Than 1% (Note 5)
CC25
< V
CC3
CC3
CC3
CC3
, V
or V
CC18
CC18
CC18
CC18
CC5
= 1V, V
= 0V, V
= 1V, V
= 2.5V (Note 4)
= 3V, V
CC3
CCA
= 0V
= 0V
= 1V
= 1V
= 3.3V (Note 4)
Less Than Reset
CC5
CC5
CC5
CC5
CC3
/V
/V
/V
/V
A
CC25
CC25
CC25
= 25°C. V
CC25
(Note 5)
= 0V
= 0V
= 1V
= 1V
CC3
= 3.3V, V
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
LTC1727/LTC1728
V
V
2.760
1.656
0.985
CC3
CC3
●
MIN
– 15
MIN
140
– 15
–50
140
140
●
1
denotes specifications which
– 1
– 1
CC5
V
CC3
= 5V,
2.805
1.683
1.000
0.15
0.05
0.05
0.05
TYP
0.15
0.05
0.05
0.05
200
110
TYP
200
110
10
10
±0.025
1
1
0
1
1
0
0
2.850
1.710
1.015
MAX
MAX
280
280
350
0.4
0.3
0.3
0.3
0.4
0.3
0.3
0.3
20
15
20
10
15
50
7
2
2
2
2
UNITS
UNITS
17278fb
3
ms
ms
ms
µA
µA
µA
nA
µA
µA
µA
nA
nA
µs
20
µs
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V