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RT8120FGSP The RT8120FGSP is a step-down (buck) DC-DC switching controller from Richtek. It operates from 3V to 13.2V supply, switches at 300kHz, and features synchronous rectification.
Mfr Part #:

RT8120FGSP

Available from 2 distributors
Mfr Name: Richtek
Richtek
The RT8120FGSP is a step-down (buck) DC-DC switching controller from Richtek. It operates from 3V to 13.2V supply, switches at 300kHz, and features synchronous rectification.
✓ Total Stock: 12,260 pcs
$ Price Range: $0.78

RT8120FGSP Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Smaxon Electronics ✓
Non-Authorised Inventory information
7,130 pcs
On Request
7130 pcs On Request 1 On Request On Request 14+ On Request On Request
Optech Co.,Limited ✓
Non-Authorised Inventory information
5,130 pcs
On Request
5130 pcs On Request 1 On Request On Request 2016 On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

RT8120FGSP Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Sync
Control Features
Duty Cycle (Max)
Frequency
Function
Lead Style
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Phases
Output Type
Supplier Device Package
Synchronous Rectifier
Topology
Voltage
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RT8120FGSP Description

Short technical summary and product information.

The RT8120FGSP is a DC-DC step-down switching controller from Richtek, designed for buck converter applications. It operates from a supply voltage range of 3V to 13.2V and switches at a fixed frequency of 300kHz. The controller features a maximum duty cycle of 85% and includes synchronous rectification for improved efficiency. With a single output and single phase, it provides a transistor driver output.

 

The device includes control features such as enable and phase control, allowing for flexible system integration. It operates over a temperature range of -40°C to 85°C, making it suitable for industrial and automotive environments.

 

The RT8120FGSP is housed in an 8-SOIC package with an exposed pad for thermal management, and is designed for surface mount assembly. It is compliant with RoHS3 requirements and has an MSL of 1 (unlimited).

RT8120FGSP Quick Information

Product Type: DC DC Switching Controller
Canonical Name: RT8120FGSP Buck Regulator Controller IC
Subcategory: DC DC Switching Controllers

RT8120FGSP Compliance

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

RT8120FGSP Estimated Pricing

Qty Low High
1+ $0.78 $0.78

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

RT8120FGSP Features

  • Synchronous rectification for high efficiency.
  • Fixed 300kHz switching frequency.
  • Wide input voltage range 3V to 13.2V.
  • 85% maximum duty cycle.
  • Enable and phase control features.

RT8120FGSP Applications

  • For step-down voltage regulation in electronic systems.
  • Used in distributed power architectures.
  • Ideal for point-of-load converters.
  • Suitable for telecom and datacom equipment.

RT8120FGSP FAQs

7 frequently asked questions generated from this part’s specifications.
What is the supply voltage range of the RT8120FGSP?

The supply voltage range is 3V to 13.2V.

What is the operating temperature range of the RT8120FGSP?

The operating temperature range is -40°C to 85°C.

What is the package type of the RT8120FGSP?

The RT8120FGSP is housed in an 8-SOIC package with exposed pad (0.154 inch, 3.90mm width).

What is the switching frequency of the RT8120FGSP?

The switching frequency is 300kHz.

What is the maximum duty cycle of the RT8120FGSP?

The maximum duty cycle is 85%.

Does the RT8120FGSP have synchronous rectification?

Yes, it includes synchronous rectification.

What control features does the RT8120FGSP have?

The RT8120FGSP has enable and phase control.

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