Overview
The MC33064SN-5T1 is an undervoltage sensing circuit produced by onsemi, specifically designed for use as a reset controller in microprocessor-based systems. This device offers an economical solution for low voltage detection with the use of 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 MC33064SN-5T1 is packaged in a TSOP-5 surface mount package, making it suitable for various applications requiring compact and reliable voltage monitoring.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Input Voltage Range | 1.0 | - | 6.5 | V |
| Comparator Threshold Voltage (High State Output) | 4.59 | 4.6 | 4.61 | V |
| Comparator Threshold Voltage (Low State Output) | 4.55 | - | 4.65 | V |
| Comparator Hysteresis | 0.01 | - | 0.05 | V |
| Reset Output Sink Current | - | - | 10 | mA |
| Reset Output Saturation Voltage (Vin = 4.0 V, ISink = 8.0 mA) | - | - | 0.46 | V |
| Quiescent Input Current (Vin = 5.0 V) | - | 390 | 500 | μA |
| Operating Ambient Temperature | -40 | - | 85 | °C |
| Storage Temperature Range | -65 | - | 150 | °C |
Key Features
- Trimmed-in-package temperature compensated reference
- Comparator with precise thresholds and built-in hysteresis to prevent erratic reset operation
- 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 TSOP-5 surface mount package
- Pb-free and RoHS compliant packages
- NCV prefix for automotive and other applications requiring site and control changes
Applications
The MC33064SN-5T1 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. Its compact package and reliable performance make it suitable for a wide range of voltage monitoring tasks.
Q & A
- What is the primary function of the MC33064SN-5T1?
The MC33064SN-5T1 is primarily used as an undervoltage sensing circuit and reset controller in microprocessor-based systems. - What type of package does the MC33064SN-5T1 come in?
The MC33064SN-5T1 is packaged in a TSOP-5 surface mount package. - What is the input voltage range for the MC33064SN-5T1?
The input voltage range is from 1.0 V to 6.5 V. - What is the comparator threshold voltage at 25°C?
The comparator threshold voltage is approximately 4.6 V at 25°C. - Does the MC33064SN-5T1 have built-in hysteresis?
Yes, the MC33064SN-5T1 features built-in hysteresis to prevent erratic reset operations. - What is the maximum reset output sink current?
The reset output can sink in excess of 10 mA. - Is the MC33064SN-5T1 RoHS compliant?
Yes, the MC33064SN-5T1 is Pb-free and RoHS compliant. - What are the operating temperature ranges for the MC33064SN-5T1?
The operating ambient temperature range is from -40°C to +85°C. - What is the storage temperature range for the MC33064SN-5T1?
The storage temperature range is from -65°C to +150°C. - What are some common applications of the MC33064SN-5T1?
Common applications include monitoring power supplies in appliances, automotive systems, consumer electronics, and industrial equipment.
