Overview
The NCV4275A is an integrated low dropout (LDO) voltage regulator designed by onsemi for use in harsh automotive environments. This regulator is available in the NCV4275ADT33RKG model, which provides a regulated output voltage of 3.3 V with a maximum output current of 450 mA. It features a wide operating temperature range and input voltage range, making it suitable for various automotive applications. The device includes several protection features such as overcurrent protection, overtemperature protection, and a programmable microprocessor reset.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Output Voltage | VQ | 3.23 | 3.3 | 3.37 | V |
| Output Current | IQ | - | - | 450 | mA |
| Input Voltage Operating Range | VI | 4.4 | - | 42 | V |
| Junction Temperature | TJ | -40 | - | 150 | °C |
| Dropout Voltage | Vdr | - | - | 500 mV | mV |
| Reset Output Low Voltage | VROL | - | - | 0.4 | V |
| Thermal Shutdown Temperature | TSD | - | - | 150 | °C |
Key Features
- 5.0 V and 3.3 V output voltage options (NCV4275ADT33RKG is 3.3 V version)
- 450 mA output current
- Very low current consumption
- Active reset output with reset low down to VQ = 1.0 V
- Fault protection including +45 V peak transient voltage, -42 V reverse voltage, short circuit protection, and thermal overload protection
- AEC-Q100 Grade 1 qualified and PPAP capable
- Pin compatible with NCV4275
- Pb-free devices
Applications
The NCV4275A is designed for use in harsh automotive environments and is suitable for various applications such as:
- Auto body electronics
- Other automotive systems requiring stable and protected voltage regulation
Q & A
- What is the output voltage of the NCV4275ADT33RKG?
The output voltage of the NCV4275ADT33RKG is 3.3 V. - What is the maximum output current of the NCV4275A?
The maximum output current is 450 mA. - What are the input voltage operating ranges for the 3.3 V version?
The input voltage operating range for the 3.3 V version is from 4.4 V to 42 V. - What are the key protection features of the NCV4275A?
The key protection features include overcurrent protection, overtemperature protection, and a programmable microprocessor reset. - Is the NCV4275A AEC-Q100 qualified?
Yes, the NCV4275A is AEC-Q100 Grade 1 qualified and PPAP capable. - What are the typical applications of the NCV4275A?
The NCV4275A is typically used in auto body electronics and other automotive systems requiring stable and protected voltage regulation. - What is the thermal shutdown temperature of the NCV4275A?
The thermal shutdown temperature is 150°C. - What is the dropout voltage of the NCV4275A?
The dropout voltage is up to 500 mV. - Is the NCV4275A Pb-free?
Yes, the NCV4275A is a Pb-free device. - What are the package options for the NCV4275A?
The NCV4275A is available in DPAK and D2PAK surface mount packages.
