Overview
The NCV4274CDT33RKG is a precision micro-power voltage regulator produced by onsemi. This device is part of the NCV4274C series, which offers high accuracy and reliability in voltage regulation. It is available in the DPAK package and is AEC-Q100 qualified, making it suitable for automotive and other applications requiring stringent quality standards.
The regulator provides an output current capability of 400 mA with an output voltage accuracy of ±2.0%. It features a low quiescent current of 125 µA at a 1 mA load, making it efficient for battery-operated microprocessor equipment.
The device is protected against reverse battery, short circuit, and thermal overload conditions, and it can withstand load dump transients, ensuring robust performance in demanding environments.
Key Specifications
| Parameter | Symbol | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Output Voltage | VQ | 5 mA < IQ < 400 mA, 4.5 V < VI < 28 V | 3.23 | 3.3 | 3.37 | V |
| Input Voltage | VI | - | 4.5 | - | 40 | V |
| Output Current Capability | IQ | - | - | 400 | mA | |
| Quiescent Current at 1 mA load | Iq | - | - | 125 | µA | |
| Maximum Dropout Voltage | VDO | - | - | 0.5 | V | |
| Junction Temperature | TJ | - | -40 | 150 | °C | |
| Thermal Shutdown Temperature | TSD | - | 150 | - | °C |
Key Features
- Precision micro-power voltage regulator with ±2.0% output voltage accuracy
- Output current capability of 400 mA
- Low quiescent current of 125 µA at a 1 mA load
- Maximum dropout voltage of 0.5 V with an input up to 40 V
- Protection against reverse battery, short circuit, and thermal overload conditions
- Able to withstand load dump transients, suitable for automotive environments
- Available in DPAK, D2PAK, and SOT-223 packages
Applications
The NCV4274CDT33RKG is ideal for various applications, including:
- Automotive systems requiring robust voltage regulation
- Battery-operated microprocessor equipment
- Industrial control systems needing high reliability and accuracy
- Consumer electronics requiring efficient power management
Q & A
- What is the output voltage accuracy of the NCV4274CDT33RKG?
The output voltage accuracy is ±2.0%.
- What is the maximum output current capability of the NCV4274CDT33RKG?
The maximum output current capability is 400 mA.
- What is the quiescent current at a 1 mA load for the NCV4274CDT33RKG?
The quiescent current at a 1 mA load is 125 µA.
- What is the maximum dropout voltage of the NCV4274CDT33RKG?
The maximum dropout voltage is 0.5 V.
- What are the package options available for the NCV4274CDT33RKG?
The device is available in DPAK, D2PAK, and SOT-223 packages.
- Is the NCV4274CDT33RKG protected against thermal overload?
Yes, the device is protected against thermal overload conditions.
- Can the NCV4274CDT33RKG withstand load dump transients?
Yes, it can withstand load dump transients, making it suitable for automotive environments.
- What is the junction temperature range for the NCV4274CDT33RKG?
The junction temperature range is -40°C to 150°C.
- Is the NCV4274CDT33RKG AEC-Q100 qualified?
Yes, it is AEC-Q100 qualified, making it suitable for automotive applications.
- What is the thermal shutdown temperature for the NCV4274CDT33RKG?
The thermal shutdown temperature is between 150°C to 210°C.
