Overview
The MC33164P-5RPG 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
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Power Input Supply Voltage | Vin | -1.0 | 12 | V | |
| Reset Output Voltage | VO | -1.0 | 12 | V | |
| Reset Output Sink Current | ISink | Internally Limited | mA | ||
| Clamp Diode Forward Current, Reset to Input Pin | IF | 100 | mA | ||
| Operating Junction Temperature | TJ | +150 | °C | ||
| Operating Ambient Temperature Range | |||||
| Threshold Voltage (High State Output, Vin Increasing) | VIH | 4.33 | 4.27 | 4.45 | V |
| Threshold Voltage (Low State Output, Vin Decreasing) | VIL | 4.15 | 4.15 | 4.33 | V |
| Hysteresis (ISink = 100 μA) | VH | 0.02 | 0.09 | V | |
| Output Sink Saturation (Vin = 4.0 V, ISink = 1.0 mA) | VOL | 0.14 | 0.4 | V |
Key Features
- Temperature Compensated Reference
- Monitors 5.0 V Power Supplies (MC33164-5)
- 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 (TO-226AA), TSOP-5, SOIC-8 and Micro8 Surface Mount Packages
- Pb-Free and RoHS Compliant
Applications
The MC33164P-5RPG is used in various applications including direct monitoring of 5.0 V MPU/logic power supplies in:
- Appliance equipment
- Automotive systems
- Consumer electronics
- Industrial equipment
Q & A
- What is the primary function of the MC33164P-5RPG?
The MC33164P-5RPG is primarily used as an undervoltage sensing circuit and reset controller in microprocessor-based systems. - What are the typical voltage thresholds for the MC33164-5?
The high state output threshold is typically around 4.27 V, and the low state output threshold is typically around 4.15 V. - What is the maximum reset output sink current?
The reset output is capable of sinking in excess of 6.0 mA. - What is the minimum input voltage for guaranteed reset operation?
The device guarantees reset operation with an input voltage as low as 1.0 V. - What are the available package types for the MC33164P-5RPG?
The device is available in TO-92 (TO-226AA), TSOP-5, SOIC-8, and Micro8 surface mount packages. - Is the MC33164P-5RPG Pb-Free and RoHS compliant?
- What is the typical standby current of the MC33164P-5RPG?
The standby current is as low as 9.0 μA.- What applications benefit from using the MC33164P-5RPG?
- Does the MC33164P-5RPG have built-in hysteresis?
- What is the operating junction temperature range for the MC33164P-5RPG?
- What is the typical standby current of the MC33164P-5RPG?
