MAX817LCSA+ Maxim Integrated Products, MAX817LCSA+ Datasheet - Page 6

• Manufacturer Part Number: MAX817LCSA+
• Description: IC SUPERVISOR MPU 5V 8-SOIC
• Manufacturer: Maxim Integrated Products
• Type: Battery Backup Circuitr

Specifications of MAX817LCSA+

• Number Of Voltages Monitored: 1
• Reset: Active Low
• Reset Timeout: 140 ms Minimum
• Voltage - Threshold: 4.65V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Monitored Voltage: 4.65 V
• Output Type: Active Low, Open Drain
• Manual Reset: Not Resettable
• Watchdog: Watchdog
• Battery Backup Switching: Backup
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 0 V
• Supply Current (typ): 11 uA
• Maximum Power Dissipation: 471 mW
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• Power Fail Detection: Yes
• Undervoltage Threshold: 4.5 V
• Overvoltage Threshold: 4.75 V
• Power-up Reset Delay (typ): 280 ms
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

+5V Microprocessor Supervisory Circuits
6
(V
____________________________Typical Operating Characteristics (continued)
CC
_______________________________________________________________________________________
4.3
4.7
4.6
4.5
4.4
= +5V, V
7
6
5
4
3
2
1
0
-40
-40
CE IN TO CE OUT PROPAGATION DELAY
-20
-20
BATT
RESET THRESHOLD
vs. TEMPERATURE
vs. TEMPERATURE
0
TEMPERATURE (°C)
TEMPERATURE (°C)
0
= 3.0V, T
20
20
40
MAX81_M
40
t
t
PD
PD
A
MAX81_L
+
-
= +25°C, unless otherwise noted.)
60
60
80
80
100
1.254
1.252
1.250
1.248
1.246
1.244
1.242
1.240
1600
1400
1200
1000
800
600
400
200
0
RESET COMPARATOR OVERDRIVE, V
1
-40
vs. RESET THRESHOLD OVERDRIVE
MAXIMUM TRANSIENT DURATION
MAX817/MAX819 PFI THRESHOLD
-20
10
vs. TEMPERATURE
TEMPERATURE (°C)
0
RESET OCCURS
ABOVE CURVE
20
100
40
1000
60
TH
-V
80 100
CC
10,000
(mV)
33
32
31
30
29
28
8
7
6
5
4
3
2
1
0
MAX817/MAX819 PFI TO PFO PROPAGATION
-40
0
-20
BATTERY SUPPLY CURRENT
1
DELAY vs. TEMPERATURE
vs. SUPPLY VOLTAGE
0
TEMPERATURE (°C)
2
V
20
CC
3
(V)
40
4
60
5
80
100
6