Overview
The NCV1117ST18T3G is a low-dropout positive voltage regulator from onsemi, part of the NCP1117 series. This device is designed to provide an output current in excess of 1.0 A with a maximum dropout voltage of 1.2 V at 800 mA over temperature. The NCV1117 series is AEC-Q100 qualified and PPAP capable, making it suitable for automotive and other applications requiring stringent quality standards.
The NCV1117ST18T3G is available in the SOT-223 package and features fixed output voltages, with the 'ST18T3G' specifically indicating an 1.8 V output. It includes internal protection features such as output current limiting, safe operating area compensation, and thermal shutdown.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Input Voltage | Vin | 20 | V | ||
| Output Voltage (Fixed) | Vout | 1.8 | 1.8 | 1.8 | V |
| Output Current | Iout | 1.0 | A | ||
| Maximum Dropout Voltage at 800 mA | Vdropout | 1.2 | V | ||
| Quiescent Current (Vin = 11.8 V) | Iq | 4.2 | mA | ||
| Thermal Shutdown Temperature | Tj | 150 | °C | ||
| Operating Ambient Temperature Range | Ta | -40 | 125 | °C | |
| Package Type | SOT-223 |
Key Features
- Output Current in Excess of 1.0 A
- 1.2 V Maximum Dropout Voltage at 800 mA Over Temperature
- Fixed Output Voltage of 1.8 V
- No Minimum Load Requirement for Fixed Voltage Output Devices
- Reference/Output Voltage Trimmed to ±1.0%
- Current Limit, Safe Operating Area, and Thermal Shutdown Protection
- Operation to 20 V Input
- AEC-Q100 Qualified and PPAP Capable for Automotive and Other Applications
- Pb-Free Devices
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
Q & A
- What is the maximum output current of the NCV1117ST18T3G?
The maximum output current is in excess of 1.0 A.
- What is the maximum dropout voltage at 800 mA?
The maximum dropout voltage at 800 mA is 1.2 V.
- What is the fixed output voltage of the NCV1117ST18T3G?
The fixed output voltage is 1.8 V.
- Does the NCV1117ST18T3G require a minimum load to maintain regulation?
No, it does not require a minimum load to maintain regulation.
- What are the internal protection features of the NCV1117ST18T3G?
The internal protection features include output current limiting, safe operating area compensation, and thermal shutdown.
- What is the maximum input voltage for the NCV1117ST18T3G?
The maximum input voltage is 20 V.
- Is the NCV1117ST18T3G suitable for automotive applications?
Yes, it is AEC-Q100 qualified and PPAP capable, making it suitable for automotive and other stringent applications.
- What package type is the NCV1117ST18T3G available in?
The NCV1117ST18T3G is available in the SOT-223 package.
- What is the operating ambient temperature range for the NCV1117ST18T3G?
The operating ambient temperature range is -40°C to 125°C.
- Is the NCV1117ST18T3G a Pb-Free device?
Yes, the NCV1117ST18T3G is a Pb-Free device.
