Overview
The MAX16165, a highly integrated 4-channel sequencer and supervisor from Analog Devices, is designed to monitor and sequence multiple power supply voltages. This device is part of a family of power management ICs that ensure reliable and controlled power-on and power-off sequences in complex systems.
Key Specifications
| Parameter | Specification |
|---|---|
| Operating Voltage Range | 2.7V to 16.0V |
| Number of Voltages Monitored | Up to 5 |
| Number of Voltages Sequenced | Up to 4 |
| Sequencing Delay | Capacitor-adjustable |
| Power-Good Timeout | Capacitor-adjustable |
| Output Type | Open-drain (MAX16165) / Push-pull (MAX16166) |
| Operating Temperature Range | -40°C to +125°C |
| Package Options | 4 x 5-Bump WLP, 20L TQFN |
Key Features
- Monitors up to five voltages and sequences up to four voltages.
- Adjustable delay for power-on sequencing and power-good timeout.
- Resistor-configurable power-supply on and off thresholds.
- Power-off in reverse order or simultaneously.
- Unlimited daisy-chain capability.
- POK output for system microcontroller reset.
- Bidirectional FAULT input/output.
Applications
The MAX16165 is suitable for various power management applications, including:
- Digital power system management.
- Hot swap controllers.
- Power-over-Ethernet (PoE) interface controllers.
- Sequencers, trackers, and margining controllers.
- Supervisory circuits.
Q & A
- What is the operating voltage range of the MAX16165?
The operating voltage range is 2.7V to 16.0V. - How many voltages can the MAX16165 monitor and sequence?
The device can monitor up to five voltages and sequence up to four voltages. - What types of outputs does the MAX16165 have?
The MAX16165 has open-drain outputs, while the MAX16166 has push-pull outputs. - How is the sequencing delay adjusted?
The sequencing delay is capacitor-adjustable. - What is the operating temperature range of the MAX16165?
The operating temperature range is -40°C to +125°C. - What package options are available for the MAX16165?
The device is available in 4 x 5-Bump WLP and 20L TQFN packages. - Can the MAX16165 be daisy-chained?
Yes, the MAX16165 supports unlimited daisy-chaining. - What is the purpose of the POK output?
The POK output is used for system microcontroller reset. - What is the function of the FAULT input/output?
The FAULT input/output is bidirectional. - How are power-supply on and off thresholds configured?
The power-supply on and off thresholds are resistor-configurable.
