Positive Voltage Regulators NCP1117

 

Introducing the NCP1117 Series:

Imagine a group of voltage regulators that are as versatile as they are efficient and capable of powering a wide range of applications. That's exactly what you get with the NCP1117 series from Onsemi. These regulators offer an output current of over 1.0 A, and they maintain their exceptional performance over a wide temperature range.

 

Here are some of the features of this chip:

 

Versatile Power Supply
The NCP1117 series is built for versatility and power. With the ability to provide over 1.0 A of output current, it's ready to handle a wide range of applications. These regulators are designed for efficiency, with a maximum dropout voltage of just 1.2 V at 800 mA, even under higher temperatures. It's a performance without the drama.

 

Flexible Output Options
Variety is a key feature of the NCP1117 series. It offers nine fixed output voltage options, including 1.5 V, 1.8 V, 1.9 V, 2.0 V, 2.5 V, 2.85 V, 3.3 V, 5.0 V, and 12 V. These regulators don't require a minimum load to maintain stable regulation, making them flexible and easy to use in a variety of designs.

 

Customizable for Your Needs
There's an adjustable version of this circuit for more flexibility. With just a couple of external resistors, you can program the output voltage anywhere within the range of 1.25 V to 18.8 V, offering a high level of customization for your application needs. On-chip trimming ensures accurate voltage regulation, with an impressive tolerance of ±1.0%.

 

Built-in Safety Features
Safety features like output current limiting, thermal shutdown, and safe operating area compensation are built in. It can handle input voltages up to 20 V and is available in both SOT-223 and DPAK packages, making it easy to choose the best fit for your design needs.

 

Where Can You Find the NCP1117 Series?

The NCP1117 series is versatile and suitable for a wide range of applications. They can be found in a variety of equipment, from consumer electronics to industrial machinery, and they ensure stable voltage management.

This series is particularly useful for active SCSI termination, with the 2.85V version being the preferred option for precise termination in SCSI systems. It also plays an important role in post-regulation for switching power supplies, increasing performance and ensuring a perfect output.

These circuits perform well in hard drive controller and battery charger applications, providing dependable voltage management for portable and heavy-duty systems. The NCP1117 series is the right companion for your design needs, offering numerous output possibilities, accurate voltage control, and built-in safety measures.

 

 

Base Product Number: NCP1117

Category: Integrated Circuits (ICs), Power Management (PMIC), Voltage Regulators - Linear, Low Drop Out (LDO) Regulators

Manufacturer: Onsemi

Operating Temperature: 0°C to 125°C

Packaging: Tape & Reel (TR)

Technology: BIPOLAR

Terminal Position: DUAL

Peak Reflow Soldering Temperature: 240°C

Number of Functions: 1

Terminal Spacing: 2.3mm

Maximum Input Voltage: 20V

Output Voltage: 18.8V

Output Type: Adjustable

Output Configuration: Positive

Minimum Output Voltage: 1.25V

Number of Regulators: 1

Protection Features: Over Current, Over Temperature

Reference Voltage: 1.262V

Dropout Voltage: 1.07V

Dropout Voltage (Nominal): 1.07V

Maximum Output Current: 1A

Minimum Current Limit: 1A

Load Regulation - Maximum (%): 0.4%

 

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