Overview
The MC33064DM-5R2G is an undervoltage sensing circuit produced by onsemi, designed specifically for use as a reset controller in microprocessor-based systems. This device offers an economical solution for low voltage detection with a single external resistor. It features a trimmed-in-package bandgap reference and a comparator with precise thresholds and built-in hysteresis to prevent erratic reset operations. The MC33064DM-5R2G is packaged in a Micro8 surface mount package and is Pb-free and RoHS compliant.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Power Input Supply Voltage | -1.0 to 10 | V |
| Reset Output Voltage | 10 | V |
| Reset Output Sink Current | Internally Limited | mA |
| Clamp Diode Forward Current | 100 | mA |
| Operating Ambient Temperature | -40 to +85 | °C |
| Storage Temperature Range | -65 to +150 | °C |
| Comparator Threshold Voltage | 4.6 | V |
| Comparator Hysteresis | 0.01 to 0.05 | V |
| Output Sink Saturation (Vin = 4.0 V, ISink = 8.0 mA) | 0.46 | V |
| Quiescent Input Current (Vin = 5.0 V) | 390 to 500 | μA |
| Package Type | Micro8 |
Key Features
- Trimmed-in-package temperature compensated reference
- Comparator with precise thresholds and built-in hysteresis to prevent erratic reset
- Reset output capable of sinking in excess of 10 mA
- Internal clamp diode for discharging delay capacitor
- Guaranteed reset operation with 1.0 V input
- Low standby current
- Economical Micro8 surface mount package
- Pb-free and RoHS compliant
Applications
The MC33064DM-5R2G is used in various applications including direct monitoring of the 5.0 V MPU/logic power supply in appliances, automotive systems, consumer electronics, and industrial equipment.
Q & A
- What is the primary function of the MC33064DM-5R2G? The MC33064DM-5R2G is an undervoltage sensing circuit designed for use as a reset controller in microprocessor-based systems.
- What is the comparator threshold voltage of the MC33064DM-5R2G? The comparator threshold voltage is 4.6 V at 25°C.
- What is the maximum reset output sink current? The reset output can sink in excess of 10 mA.
- What is the operating ambient temperature range for the MC33064DM-5R2G? The operating ambient temperature range is -40°C to +85°C.
- What type of package does the MC33064DM-5R2G come in? The MC33064DM-5R2G comes in a Micro8 surface mount package.
- Is the MC33064DM-5R2G Pb-free and RoHS compliant? Yes, the MC33064DM-5R2G is Pb-free and RoHS compliant.
- What is the quiescent input current at 5.0 V input voltage? The quiescent input current is between 390 μA and 500 μA.
- What is the purpose of the internal clamp diode? The internal clamp diode is for discharging the delay capacitor.
- Can the MC33064DM-5R2G operate at low input voltages? Yes, the MC33064DM-5R2G guarantees reset operation with an input voltage as low as 1.0 V.
- What are some common applications of the MC33064DM-5R2G? Common applications include monitoring power supplies in appliances, automotive systems, consumer electronics, and industrial equipment.
