Overview
The NCV4275ADT50RKG-IR01, produced by onsemi, is an integrated low dropout (LDO) linear voltage regulator designed for use in harsh automotive environments. This regulator offers a robust set of features, including wide operating temperature and input voltage ranges, making it suitable for various automotive electronics systems. It provides a regulated output voltage of either 5.0 V or 3.3 V, with a maximum output current of 450 mA. The device is equipped with overcurrent protection, overtemperature protection, and a programmable microprocessor reset, enhancing its reliability and functionality.
Key Specifications
| Characteristic | Symbol | Test Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Output Voltage | VQ | 100 μA ≤ IQ ≤ 400 mA, 6.0 V ≤ VI ≤ 28 V (5.0 V Version), 4.4 V ≤ VI ≤ 28 V (3.3 V Version) | 4.9 | 5.0 | 5.1 | V |
| Output Current Limitation | IQ | VQ = 0.9 x VQ,typ | 450 | - | 700 | mA |
| Input Voltage Operating Range | VI | - | 5.5 | - | 42 | V |
| Junction Temperature | TJ | - | -40 | - | 150 | °C |
| Voltage Dropout (Max) | Vdr | - | - | 0.5 | V @ 300 mA | |
| Quiescent Current | Iq | - | - | 200 | μA | |
| Power Supply Rejection Ratio (PSRR) | - | fr = 100 Hz, Vr = 0.5 Vpp | - | - | 60 | dB |
| Thermal Shutdown Temperature | TSD | - | - | 150 | °C | |
| Package | - | - | - | - | DPAK-5, TO-252-5 | - |
Key Features
- Output Voltage Options: 5.0 V and 3.3 V with ±2% accuracy.
- Output Current: Up to 450 mA.
- Low Dropout Voltage: Maximum of 0.5 V at 300 mA.
- Quiescent Current: Very low current consumption, typically 200 μA.
- Active Reset Output: Programmable microprocessor reset with reset low down to VQ = 1.0 V.
- Protection Features: Overcurrent protection, overtemperature protection, and thermal shutdown.
- Stable Regulation: Stable output over a wide range of output capacitance and ESR.
- Automotive Grade: AEC-Q100 qualified, designed to meet stringent automotive industry standards.
- Operating Temperature Range: -40°C to 150°C.
- Package Options: Available in DPAK-5 and D2PAK surface mount packages.
Applications
The NCV4275ADT50RKG-IR01 is optimized for use in various automotive electronics systems, including:
- Automotive power supplies.
- Automotive electronics systems requiring high reliability and robust protection features.
- Systems that need stable voltage regulation over a wide range of operating conditions.
Q & A
- What are the available output voltage options for the NCV4275ADT50RKG-IR01?
The NCV4275ADT50RKG-IR01 offers output voltage options of 5.0 V and 3.3 V with ±2% accuracy.
- What is the maximum output current of the NCV4275ADT50RKG-IR01?
The maximum output current is 450 mA.
- What is the typical quiescent current of the NCV4275ADT50RKG-IR01?
The typical quiescent current is 200 μA.
- What protection features does the NCV4275ADT50RKG-IR01 include?
The device includes overcurrent protection, overtemperature protection, and thermal shutdown.
- What is the operating temperature range of the NCV4275ADT50RKG-IR01?
The operating temperature range is -40°C to 150°C.
- What package options are available for the NCV4275ADT50RKG-IR01?
The device is available in DPAK-5 and D2PAK surface mount packages.
- Is the NCV4275ADT50RKG-IR01 AEC-Q100 qualified?
- What is the maximum input voltage for the NCV4275ADT50RKG-IR01?
The maximum input voltage is 42 V.
- Does the NCV4275ADT50RKG-IR01 have a reset feature?
- What is the power supply rejection ratio (PSRR) of the NCV4275ADT50RKG-IR01?
The PSRR is 60 dB at 100 Hz.
