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Maxim > Solutions > Telecom Switches (PBX and Central Office)

Overvoltage Protection

DATA SHEETS
Display Title/Parts Key Advantages
QV  PDF 72V, Overvoltage-Protection Switches/Limiter Controllers with an External MOSFET
MAX6495, MAX6496, MAX6497, MAX6498, MAX6499

QV  PDF Ultra-Small, Overvoltage Protection/Detection Circuits
MAX16010, MAX16011, MAX16012, MAX16013, MAX16014




Key Specifications:  Overvoltage Protection Controllers
Part Number Channels VIN
(V)
VIN
(V)
Over Voltage Trip Level
(V)
Under Voltage Lockout
(V)
VGATE
(V)
Features Design Tools Oper. Temp.
(°C)
Package/Pins
min max
MAX6495  1 5.5 72 Adjustable (1.2V) 5
8
8.6
10
Internal Charge Pump
Voltage Limiter Mode
- -40 to +125
TDFN-EP/6
MAX6496 
Internal Charge Pump
Latch
Reverse Polarity Protection
Voltage Limiter Mode
EE-Sim
TDFN-EP/8
MAX6497 
Internal Charge Pump
Latch
-
TDFN-EP/8
MAX6498 
Auto Retry
Internal Charge Pump
-
TDFN-EP/8
MAX6499 
Internal Charge Pump
Latch
-
TDFN-EP/8
See All Overvoltage Protection Controllers (47)

Key Specifications:  Supervisors (1 Monitored Voltage)
Part Number Reset Thresh.
(V)
Reset Out tRESET Watchdog Feature Supervisor Features Reset Thresh. Accur.
(%)
ICC
(µA)
Active Low min @ +25°C max
MAX16012 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
Open Drain <1ms No Watchdog
Adjustable Reset Input
High Voltage (>6V)
Negative Voltage
Overvoltage/Window Monitor
2.5 30
MAX16013 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
Open Drain
Adjustable Reset Input
High Voltage (>6V)
Negative Voltage
Overvoltage/Window Monitor
30
MAX16014 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
Open Drain
Adjustable Reset Input
High Voltage (>6V)
Negative Voltage
Overvoltage/Window Monitor
30
MAX6495 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
-
Adjustable Reset Input
High Voltage (>6V)
Overvoltage/Window Monitor
30
MAX6496 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
-
Adjustable Reset Input
High Voltage (>6V)
Overvoltage/Window Monitor
30
MAX6497 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Open Drain
Adjustable Reset Input
High Voltage (>6V)
Latched Output
Overvoltage/Window Monitor
24
MAX6498 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Open Drain
Adjustable Reset Input
High Voltage (>6V)
Overvoltage/Window Monitor
24
MAX6499 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
-
Adjustable Reset Input
High Voltage (>6V)
Latched Output
Overvoltage/Window Monitor
24
See All Supervisors (1 Monitored Voltage) (274)

Key Specifications:  Supervisors (2 Monitored Voltages)
Part Number Interface Reset Thresh.
(V)
Reset Out tRESET Watchdog Feature Supervisor Features Reset Thresh. Accur.
(%)
ICC
(µA)
Active Low min @ +25°C max
MAX16010  R/C Adjustable
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
Open Drain <1ms No Watchdog
Adjustable Reset Input
High Voltage (>6V)
Overvoltage/Window Monitor
2.5 30
MAX16011 
See All Supervisors (2 Monitored Voltages) (84)



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