RC1117ST The ON Semiconductor RC1117ST is an adjustable positive linear voltage regulator capable of delivering 1A output current. It features a low dropout voltage and is available in a SOT-223 package.
Mfr Part #:

RC1117ST

Available from 1 distributors
Mfr Name: On Semiconductor
On Semiconductor
The ON Semiconductor RC1117ST is an adjustable positive linear voltage regulator capable of delivering 1A output current. It features a low dropout voltage and is available in a SOT-223 package.
✓ Total Stock: 363 pcs
$ Price Range: $0.28

RC1117ST Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
363 pcs
363 pcs On Request 1 On Request On Request 07+ On Request On Request

RC1117ST Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Mounting Type
Number of Regulators
Operating Temperature
Output Configuration
Output Type
PSRR
Protection Features
Supplier Device Package
Voltage
Voltage Dropout (Max)

RC1117ST Description

Short technical summary and product information.

The RC1117ST from ON Semiconductor is a versatile adjustable positive linear voltage regulator designed for applications requiring up to 1A of output current. It offers a low dropout voltage of 1.2V at 1A, making it suitable for power-sensitive designs where input voltage is close to the output voltage.

 

Key electrical characteristics include a 1A current capability, adjustable output voltage, and protection features such as over-current and over-temperature limiting. The regulator operates within a junction temperature range of 0°C to 125°C and provides a PSRR of 72dB at 120Hz.

 

This device is supplied in a surface-mount SOT-223-4 package, also compatible with TO-261-4 and TO-261AA footprints. Its design is optimized for low voltage applications where transient response and minimum input voltage are critical. Common applications include active SCSI terminators, high-efficiency linear regulators, and post-regulators for switching supplies.

 

The RC1117ST series is designed for efficiency, with quiescent current flowing into the load rather than being wasted. This makes it a suitable choice for battery-powered devices and other power-conscious systems.

RC1117ST Quick Information

Product Type: Voltage Regulator - Linear
Canonical Name: RC1117ST Adjustable Low Dropout Linear Regulator
Subcategory: Adjustable

RC1117ST Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

RC1117ST Estimated Pricing

Qty Low High
1+ $0.28 $0.28

Estimated market price range - modelled values for guidance only, not live distributor offers.

RC1117ST Features

  • Adjustable positive linear voltage regulator.
  • 1A maximum output current capability.
  • Low 1.2V dropout voltage at 1A.
  • Over current and over temperature protection.
  • Surface mount SOT-223-4 package.

RC1117ST Applications

  • Used in active SCSI terminators.
  • Suitable for high efficiency linear regulators.
  • Functions as post regulators for switching supplies.
  • Applicable for battery chargers.
  • Ideal for 5V to 3.3V linear regulation.

RC1117ST FAQs

6 frequently asked questions generated from this part’s specifications.
What is the maximum dropout voltage of the RC1117ST?

The maximum dropout voltage is 1.2V at 1A.

What is the output current rating?

The output current rating is 1A.

What is the typical output voltage?

The output voltage is 6.3V and is adjustable.

What is the operating temperature range?

The operating temperature range is 0°C to 125°C.

What package does the RC1117ST use?

It uses a SOT-223-4 surface-mount package (also TO-261-4, TO-261AA).

Does the RC1117ST have protection features?

Yes, it includes over-current and over-temperature protection.

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