Overview
The NCV4299D1, produced by onsemi, is a precision micropower voltage regulator designed to provide stable output voltages of 3.3 V or 5.0 V with a maximum output current of 150 mA. This regulator is part of the NCV4299 family and is ideal for battery-operated microprocessor equipment due to its low quiescent current and high accuracy. The device is available in 8-lead SOIC and 14-lead SOIC (fused) packages, making it versatile for various applications, including automotive environments where it can withstand load dump transients and other fault conditions.
Key Specifications
| Characteristic | Symbol | Test Conditions | Min | Typ | Max | Unit | |
|---|---|---|---|---|---|---|---|
| Output Voltage (5.0 V Version) | VQ | 1.0 mA < IQ < 150 mA, 6.0 V < VI < 16 V | 4.9 | 5.0 | 5.1 | V | |
| Output Voltage (3.3 V Version) | VQ | 1.0 mA < IQ < 150 mA, 5.5 V < VI < 16 V | 3.23 | 3.3 | 3.37 | V | |
| Current Limit | IQ | - | - | 250 | 400 | 500 | mA |
| Quiescent Current (Iq = II – IQ) | Iq | INH ON, IQ < 1.0 mA, TJ = 25°C | - | 86 | 100 | μA | |
| Input Voltage to Regulator (DC) | VI | - | -40 | 45 | V | ||
| Input Peak Transient Voltage to Regulator wrt GND | - | - | - | 60 | V |
Key Features
- Output Voltages: Available in 5.0 V and 3.3 V with ±2% accuracy.
- Low Quiescent Current: Typically 90 μA in the ON mode and less than 1.0 μA in the OFF mode.
- Early Warning and Reset: Features an adjustable reset output and system monitor for early warning of impending reset.
- Fault Protection: Includes protection against 60 V peak transient voltage, -40 V reverse voltage, short circuit, and thermal overload.
- Inhibit Function: Available on the 14-lead part, allowing the regulator to turn off and consume less than 1.0 μA of quiescent current.
- Internally Fused Leads: The 14-lead SOIC package has internally fused leads.
- Pb-Free Packages: Available in lead-free packages.
- Wide Temperature Range: Operates over a wide temperature range.
Applications
The NCV4299D1 is suitable for a variety of applications, including:
- Battery-Operated Microprocessor Equipment: Ideal due to its low quiescent current and high accuracy.
- Automotive Environments: Can withstand load dump transients and other fault conditions, making it suitable for automotive use.
- Consumer and Industrial Equipment: Suitable for a wide range of applications requiring precise voltage regulation.
Q & A
- What are the available output voltages for the NCV4299D1?
The NCV4299D1 is available with output voltages of 3.3 V and 5.0 V.
- What is the maximum output current of the NCV4299D1?
The maximum output current is 150 mA.
- What is the typical quiescent current of the NCV4299D1 in the ON mode?
The typical quiescent current is 90 μA.
- Does the NCV4299D1 have an inhibit function?
- What kind of fault protection does the NCV4299D1 offer?
The device includes protection against 60 V peak transient voltage, -40 V reverse voltage, short circuit, and thermal overload.
- Is the NCV4299D1 suitable for automotive applications?
- What are the package options for the NCV4299D1?
The device is available in 8-lead SOIC and 14-lead SOIC (fused) packages.
- Does the NCV4299D1 have Pb-free packages available?
- What is the operating temperature range of the NCV4299D1?
The device operates over a wide temperature range from -40°C to 150°C.
- Does the NCV4299D1 have an adjustable reset threshold?
