Overview
The MAX708RCUA-TG is a microprocessor supervisory circuit produced by onsemi. This IC is designed to monitor voltage levels and provide reset signals to microprocessors in case of undervoltage conditions. It features a simple reset/power-on reset type and is packaged in an 8-pin Micro-8 (Micro8™) package, which includes 8-TSSOP and 8-MSOP options. The device operates over a wide temperature range from -40°C to 85°C, making it suitable for various industrial and medical applications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | onsemi |
| Package/Case | Micro-8 (8-TSSOP, 8-MSOP) |
| Number of Voltages Monitored | 1 |
| Monitored Voltage Range | 1 V to 5.5 V |
| Undervoltage Threshold | 2.63 V |
| Overvoltage Threshold | 2.67 V |
| Output Type | Push-Pull |
| Reset Type | Active High/Active Low |
| Reset Timeout | 140 ms Minimum |
| Power Up Reset Delay (Typ) | 200 ms |
| Supply Voltage Max | 5.5 V |
| Supply Voltage Min | 1 V |
| Operating Temperature Range | -40°C to 85°C |
| Mounting Style | SMD/SMT |
| Supply Current (Typ) | 16 μA |
| Power Fail Detection | Yes |
| Watchdog Timer | No Watchdog |
| Battery Backup Switching | No Backup |
Key Features
- Simple Reset/Power-On Reset Type: Provides reset signals during power-up and undervoltage conditions.
- Low Supply Current: Typical supply current of 16 μA, making it power-efficient.
- Wide Operating Temperature Range: Operates from -40°C to 85°C, suitable for various environments.
- Push-Pull Output: Active high and active low output options.
- Power Fail Detection: Detects power failures and provides appropriate reset signals.
- No Watchdog Timer: Does not include a watchdog timer, simplifying the design.
- No Battery Backup Switching: No built-in battery backup switching, allowing for simpler system design.
Applications
- Medical Equipment: Used in medical-specific isolation transformers, insulation monitors, and other medical devices.
- Transformer Load Monitoring: Monitors transformer loads and provides reset signals if necessary.
- External Alarm Systems: Can be integrated into external alarm systems for power monitoring.
- Display Equipment: Used in display equipment to ensure stable power supply.
- DC Stabilized Power Supply Modules: Ensures stable power supply in DC stabilized power supply modules.
- Insulation Fault Location Systems: Helps in locating insulation faults in various systems.
- Magnetic Resonance Imaging (MRI): Used in MRI systems for power monitoring and reset functions.
- Sensitive Sensors: Protects sensitive sensors by monitoring the power supply and providing reset signals if necessary.
Q & A
- What is the primary function of the MAX708RCUA-TG?
The primary function of the MAX708RCUA-TG is to monitor voltage levels and provide reset signals to microprocessors during undervoltage conditions.
- What is the package type of the MAX708RCUA-TG?
The MAX708RCUA-TG is packaged in an 8-pin Micro-8 package, which includes 8-TSSOP and 8-MSOP options.
- What is the operating temperature range of the MAX708RCUA-TG?
The operating temperature range of the MAX708RCUA-TG is from -40°C to 85°C.
- What is the typical supply current of the MAX708RCUA-TG?
The typical supply current of the MAX708RCUA-TG is 16 μA.
- Does the MAX708RCUA-TG have a watchdog timer?
No, the MAX708RCUA-TG does not have a watchdog timer.
- What is the undervoltage threshold of the MAX708RCUA-TG?
The undervoltage threshold of the MAX708RCUA-TG is 2.63 V.
- What is the power-up reset delay of the MAX708RCUA-TG?
The power-up reset delay of the MAX708RCUA-TG is typically 200 ms.
- Does the MAX708RCUA-TG support battery backup switching?
No, the MAX708RCUA-TG does not support battery backup switching.
- What are some common applications of the MAX708RCUA-TG?
The MAX708RCUA-TG is commonly used in medical equipment, transformer load monitoring, external alarm systems, display equipment, and other applications requiring power monitoring and reset functions.
- How many voltages can the MAX708RCUA-TG monitor?
The MAX708RCUA-TG can monitor one voltage.
- What is the maximum supply voltage for the MAX708RCUA-TG?
The maximum supply voltage for the MAX708RCUA-TG is 5.5 V.
