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Maxim > Solutions > Network Hubs, Switches, and Routers

Voltage Sequencing and Tracking

DATA SHEETS
Display Title/Parts Key Advantages
QV  PDF Quad-Channel, I²C-Margining IDACs with Three Channels of Power-Supply Tracking
DS4426

Inexpensive, I²C-Adjustable, Power-Supply Margining and Tracking
QV  PDF Voltage Monitors/Sequencer Circuits with Reverse-Sequencing Capability
MAX16050, MAX16051

Easy-to-Use, Four-/Five-Voltage, Power-Up/Power-Down Sequencer/Monitors
QV  PDF Dual-/Triple-Voltage, Power-Supply Sequencers/Supervisors
MAX6880, MAX6881, MAX6882, MAX6883
QV  PDF Dual-/Triple-Voltage, Power-Supply Trackers/Sequencers/Supervisors
MAX6877, MAX6878, MAX6879
QV  PDF Ultra-Small, Adjustable Sequencing/Supervisory Circuits
MAX6895, MAX6896, MAX6897, MAX6898, MAX6899
QV  PDF Pin-Selectable, Octal/Hex/Quad, Power-Supply Sequencers/Supervisors
MAX6892, MAX6893, MAX6894
QV  PDF EEPROM-Programmable, Octal/Hex/Quad, Power-Supply Sequencers/Supervisors
MAX6889, MAX6890, MAX6891
QV  PDF EEPROM-Programmable, Quad, Power-Supply Tracker/Sequencer Circuit
MAX6876

EEPROM-Programmable, Quad, Power-Supply Tracker/Sequencer Circuit
QV  PDF EEPROM-Programmable Hex/Quad Power-Supply Sequencers/Supervisors with ADC
MAX6870, MAX6871

EEPROM-Programmable Hex/Quad Power-Supply Sequencers/Supervisors with ADC
QV  PDF Reset Sequence Pushbutton
DS1830, DS1830A
QV  PDF Dual-Voltage µP Supervisory Circuits with Sequenced Reset Outputs
MAX6391, MAX6392
QV  PDF SOT23 Power-Supply Sequencers
MAX6819, MAX6820

Power Supply Sequencers for Dual/Multi-Voltage Systems Control Power On/Power Off Characteristics for Higher System Reliability



Key Specifications:  Power-Supply Sequencers and Voltage Trackers
Part Number Option Interface Input Chan. VIN
(V)		 Features RoHS Available Industry Qualified Oper. Temp.
(°C)		 Package/Pins Smallest Available Pckg.
(mm2)
max max w/pins
MAX16050  Sequence
Factory Fixed
R/C Adjustable
 5
<6
>6
Charge Pump Output
Enable Input
Output Discharge Pin
Overvoltage Detection
Reset Output
Reverse Sequencing
 Yes - -40 to +85
TQFN/28
 16.8
MAX16051  Sequence 6
<6
>6
Charge Pump Output
Enable Input
Output Discharge Pin
Overvoltage Detection
Reset Output
Reverse Sequencing
 - -40 to +85
TQFN/28
 16.8
MAX6877 
Sequence
Sequence and Track
Track
 3 <6
Charge Pump Output
Enable Input
Reset Output
Slew Rate Control
 - -40 to +85
TQFN/24
 16.8
MAX6878 
Sequence
Sequence and Track
Track
 2 <6
Charge Pump Output
Enable Input
Reset Output
Slew Rate Control
 - -40 to +85
TQFN/24
 16.8
MAX6879 
Sequence
Sequence and Track
Track
 2 <6
Charge Pump Output
Enable Input
Slew Rate Control
 - -40 to +85
TQFN/16
 16.8
MAX6880  Sequence 3 <6
Charge Pump Output
Enable Input
Reset Output
Slew Rate Control
 - -40 to +85
TQFN/24
 16.8
MAX6881  Sequence 3 <6
Charge Pump Output
Enable Input
Slew Rate Control
 - -40 to +85
TQFN/16
 16.8
MAX6882  Sequence 2 <6
Charge Pump Output
Enable Input
Reset Output
Slew Rate Control
 - -40 to +85
TQFN/16
 16.8
MAX6883  Sequence 2 <6
Charge Pump Output
Enable Input
Slew Rate Control
 - -40 to +85
TQFN/16
 16.8
MAX6895  Sequence 1 <6
Enable Input
Overvoltage Detection
 Automotive - General -40 to +125
µDFN/6
TSOT/6
 8.3
MAX6896  Sequence 1 <6
Enable Input
Overvoltage Detection
 Automotive - General -40 to +125
µDFN/6
TSOT/6
 8.3
MAX6897  Sequence 1 <6
Enable Input
Overvoltage Detection
 Automotive - General -40 to +125
µDFN/6
TSOT/6
 8.3
MAX6898  Sequence 1 <6
Enable Input
Overvoltage Detection
 Automotive - General -40 to +125
µDFN/6
TSOT/6
 8.3
MAX6899  Sequence 1 <6
Enable Input
Overvoltage Detection
 Automotive - General -40 to +125
µDFN/6
TSOT/6
 8.3
DS1830  Sequence 2 <6 Reset Output - -40 to +85
µMAX/8
PDIP(N)/8
SOIC(N)/8
 79.7
DS1830A  Sequence 2 <6 Reset Output - -40 to +85
µMAX/8
PDIP(N)/8
SOIC(N)/8
 79.7
MAX6391  Sequence 2 <6 Reset Output -
-40 to +85
0 to +70
SOT/8
 9
MAX6392  Sequence 2 <6 Reset Output -
-40 to +85
0 to +70
SOT/8
 9
MAX6819  Sequence 2 <6 Enable Input Automotive - General
-40 to +85
-40 to +125
0 to +70
SOT/6
 9
MAX6820  Sequence 2 <6 - Automotive - General
-40 to +85
-40 to +125
0 to +70
SOT/6
 9
See All Power-Supply Sequencers and Voltage Trackers (35)

Key Specifications:  Supervisors (1 Monitored Voltage)
Part Number Reset Thresh.
(V)		 Reset Out Reset Out tRESET Watchdog Feature Supervisor Features Reset Thresh. Accur.
(%)		 ICC
(µA)
Active Low Active High min @ +25°C max
MAX6895 
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 - Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
<1ms
>1s
Adjustable
 No Watchdog
Adjustable Reset Input
Overvoltage/Window Monitor
 1.8 20
MAX6896  Push-Pull -
MAX6897  - Open Drain
MAX6898  Open Drain -
MAX6899  - Push-Pull
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
MAX6391 
Factory Fixed
R/C Adjustable
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Open Drain
85ms to 300ms
300ms to 1s
>1s
Adjustable
 No Watchdog Adjustable Reset Input 1.5 25
MAX6392 
Open Drain
Push-Pull
Adjustable Reset Input
Manual Reset
See All Supervisors (2 Monitored Voltages) (84)



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