Overview
The MC34164P-5G is a micropower undervoltage sensing circuit produced by onsemi. This device is specifically designed for use as a reset controller in portable microprocessor-based systems where extended battery life is crucial. It offers an economical solution for low voltage detection with a single external resistor, making it ideal for various applications requiring precise voltage monitoring.
Key Specifications
| Parameter | Value |
|---|---|
| Voltage Supervisor Type | Undervoltage Detector |
| Number of Supervisors | 1 |
| Minimum Reset Threshold Voltage | 4.15 V |
| Typical Reset Threshold Voltage | 4.33 V |
| Maximum Reset Threshold Voltage | 4.45 V |
| Mounting Type | Through Hole |
| Package Type | TO-92 |
| Pin Count | 3 |
| Dimensions | 5.2 x 4.19 x 5.33 mm |
| Maximum Monitored Voltage | 5 V |
| Maximum Operating Supply Voltage | 10 V |
| Minimum Operating Supply Voltage | 1 V |
| Minimum Operating Temperature | 0 °C |
| Maximum Operating Temperature | 70 °C |
| Maximum Power Dissipation | 700 mW |
Key Features
- Temperature Compensated Reference
- Monitors 5.0 V Power Supplies
- Precise Comparator Thresholds Guaranteed Over Temperature
- Comparator Hysteresis Prevents Erratic Reset
- Reset Output Capable of Sinking in Excess of 6.0 mA
- Internal Clamp Diode for Discharging Delay Capacitor
- Guaranteed Reset Operation With 1.0 V Input
- Extremely Low Standby Current: As Low as 9.0 µA
- Economical TO-92 Package
- Pb-Free Packages Available
Applications
The MC34164P-5G is suitable for a variety of applications, including:
- Desktop, laptop, and notebook computers
- Test and measurement instruments
- Portable battery-powered equipment
- Multiple-output power supplies
- Appliance, automotive, consumer, and industrial equipment
Q & A
- What is the primary function of the MC34164P-5G?
The MC34164P-5G is a micropower undervoltage sensing circuit designed to monitor and reset microprocessor systems in case of undervoltage conditions.
- What is the typical reset threshold voltage of the MC34164P-5G?
The typical reset threshold voltage is 4.33 V.
- What is the operating temperature range of the MC34164P-5G?
The operating temperature range is from 0 °C to 70 °C.
- What is the maximum power dissipation of the MC34164P-5G?
The maximum power dissipation is 700 mW.
- What type of package does the MC34164P-5G come in?
The MC34164P-5G comes in a 3-pin TO-92 package.
- What is the minimum operating supply voltage for the MC34164P-5G?
The minimum operating supply voltage is 1 V.
- Does the MC34164P-5G have built-in hysteresis to prevent erratic reset operations?
Yes, the MC34164P-5G features built-in hysteresis to prevent erratic reset operations.
- What is the maximum current the reset output can sink?
The reset output can sink in excess of 6.0 mA.
- Is the MC34164P-5G available in Pb-free packages?
Yes, Pb-free packages are available for the MC34164P-5G.
- What are some common applications for the MC34164P-5G?
Common applications include desktop and laptop computers, test and measurement instruments, portable battery-powered equipment, and multiple-output power supplies.
