Overview
The NCV4299D2G is a precision micropower voltage regulator produced by onsemi. This device is part of the NCV4299 family, which offers high accuracy and low current consumption, making it ideal for battery-operated microprocessor equipment. The regulator is available in 5.0 V and 3.3 V output voltage options and is housed in either an 8-lead SOIC or a 14-lead SOIC (fused) package. It features an output current capability of 150 mA and is designed to provide reliable voltage regulation with advanced fault protection and microprocessor interface capabilities.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Output Voltage (5.0 V Version) | VQ | 4.9 | 5.0 | 5.1 | V |
| Output Voltage (3.3 V Version) | VQ | 3.23 | 3.3 | 3.37 | V |
| Output Current | IQ | - | - | 150 | mA |
| Quiescent Current (INH ON, IQ < 1.0 mA) | Iq | - | 90 | 105 | μA |
| Input Voltage to Regulator (DC) | VI | -40 | - | 45 | V |
| Input Peak Transient Voltage to Regulator wrt GND | - | - | - | 60 | V |
| Operating Temperature Range | - | -40 | - | 150 | °C |
Key Features
- Precision Output Voltage: ±2% accuracy for both 5.0 V and 3.3 V versions.
- Low Current Consumption: 90 μA typical quiescent current in the ON mode and less than 1.0 μA in the OFF mode.
- Early Warning and Reset: Adjustable reset threshold and early warning signal through the SI/SO monitor.
- Fault Protection: Includes short circuit, thermal overload, and 60 V peak transient voltage protection.
- Inhibit Function: Available on the 14-lead package, allowing the regulator to turn off and consume less than 1.0 μA of quiescent current.
- Internally Fused Leads: Available in the SO-14 package for added reliability.
- Pb-Free Devices: Compliant with lead-free requirements.
Applications
The NCV4299D2G is suitable for a variety of applications, particularly in battery-operated microprocessor equipment. It is also ideal for use in automotive environments due to its ability to withstand load dump transients and its wide temperature range. Other applications include portable electronics, industrial control systems, and any scenario requiring precise voltage regulation with low power consumption.
Q & A
- What are the available output voltage options for the NCV4299D2G?
The NCV4299D2G is available in 5.0 V and 3.3 V output voltage options.
- What is the maximum output current capability of the NCV4299D2G?
The maximum output current capability is 150 mA.
- What is the typical quiescent current consumption of the NCV4299D2G?
The typical quiescent current consumption is 90 μA in the ON mode and less than 1.0 μA in the OFF mode.
- Does the NCV4299D2G have built-in fault protection?
- What is the purpose of the inhibit function on the 14-lead package?
The inhibit function allows the regulator to turn off and consume less than 1.0 μA of quiescent current when activated.
- Is the NCV4299D2G suitable for automotive applications?
- What is the accuracy of the output voltage for the NCV4299D2G?
The output voltage is accurate within ±2% for both 5.0 V and 3.3 V versions.
- Does the NCV4299D2G have an adjustable reset threshold?
- What is the operating temperature range of the NCV4299D2G?
- Is the NCV4299D2G Pb-free?
