Overview
The NCV1117DT33T4G is a low dropout (LDO) positive linear voltage regulator from onsemi, part of the NCV1117 series. This regulator is designed to provide a stable output voltage of 3.3V with a high output current capability of up to 1.0 A. It features a maximum dropout voltage of 1.2 V at 800 mA over temperature, ensuring efficient power regulation. The device is available in DPAK-3 and SOT-223-4 packages, making it suitable for various applications requiring compact and reliable power management solutions.
Key Specifications
| Parameter | Value |
|---|---|
| Output Voltage | 3.3 V (Fixed) |
| Output Current | Up to 1.0 A |
| Maximum Dropout Voltage | 1.2 V at 800 mA |
| Input Voltage Range | Up to 20 V |
| Package Type | DPAK-3, SOT-223-4 |
| Accuracy of Reference/Output Voltage | ± 1.0% |
| Protection Features | Output Current Limiting, Safe Operating Area Compensation, Thermal Shutdown |
| Operating Temperature Range | -40°C to 125°C |
Key Features
- High output current capability of up to 1.0 A
- Low dropout voltage of 1.2 V at 800 mA
- No minimum load requirement for fixed voltage output devices
- Adjustable output voltage option (for other models in the series)
- Internal protection features including output current limiting, safe operating area compensation, and thermal shutdown
- Operation up to 20 V input voltage
- Pb-free packages available
Applications
- Consumer and Industrial Equipment Point of Regulation
- Active SCSI Termination (for 2.85 V version)
- Switching Power Supply Post Regulation
- Hard Drive Controllers
- Battery Chargers
- Automotive Systems
Q & A
- What is the output voltage of the NCV1117DT33T4G?
The output voltage of the NCV1117DT33T4G is 3.3 V.
- What is the maximum output current of the NCV1117DT33T4G?
The maximum output current is up to 1.0 A.
- What is the maximum dropout voltage of the NCV1117DT33T4G?
The maximum dropout voltage is 1.2 V at 800 mA over temperature.
- What is the input voltage range for the NCV1117DT33T4G?
The input voltage range is up to 20 V.
- What packages are available for the NCV1117DT33T4G?
The device is available in DPAK-3 and SOT-223-4 packages.
- Does the NCV1117DT33T4G require a minimum load to maintain regulation?
No, the fixed voltage output devices do not require a minimum load to maintain regulation.
- What protection features are included in the NCV1117DT33T4G?
The device includes output current limiting, safe operating area compensation, and thermal shutdown protection.
- Is the NCV1117DT33T4G suitable for automotive applications?
- What is the accuracy of the reference/output voltage for the NCV1117DT33T4G?
The reference/output voltage is trimmed to within ± 1.0% accuracy.
- Are Pb-free packages available for the NCV1117DT33T4G?
