RT8479CGSP The RICHTEK RT8479CGSP is an LED driver IC with a two-stage topology, supporting a wide input voltage range and both Analog and PWM dimming. It is designed for efficient LED lighting applications.
Mfr Part #:

RT8479CGSP

Available from 1 distributors
Mfr Name: Richtek
Richtek
The RICHTEK RT8479CGSP is an LED driver IC with a two-stage topology, supporting a wide input voltage range and both Analog and PWM dimming. It is designed for efficient LED lighting applications.
Total Stock: 1,529 pcs
$ Price Range: $0.17

RT8479CGSP Available from 1 distributor

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Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
1,529 pcs
1529 pcs On Request 1 On Request On Request 1444+ On Request On Request

RT8479CGSP Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Dimming
Halogen Free
Internal Switch(s)
Mounting Type
Number of Outputs
Operating Temperature
Operating Voltage
Supplier Device Package
Topology
Type
Voltage

RT8479CGSP Description

Short technical summary and product information.

The RT8479CGSP from RICHTEK is a versatile LED driver IC featuring a two-stage hysteretic topology, combining a Boost converter and a Buck converter. This design is compatible with electronic transformers and offers excellent power factor performance.

 

Key electrical specifications include a wide input voltage range from 4.5V to 36V and programmable LED current with ±5% accuracy. The device supports both Analog and PWM dimming control, providing flexibility for various lighting designs. It also incorporates essential protection features such as input under-voltage lockout and thermal shutdown.

 

This LED driver is housed in an 8-SOP-EP package, suitable for surface mount applications. Its applications span MR16 lighting, signage, architectural lighting, high power LED lighting, low voltage industrial lighting, indicator and emergency lighting, and automotive LED lighting.

 

The RT8479CGSP is designed with internal MOSFETs and dual output gate drivers, simplifying the application circuit. It operates within a temperature range of -40°C to 85°C (TA).

RT8479CGSP Quick Information

Product Type: LED Driver
Canonical Name: RT8479C Two-Stage Hysteretic LED Driver with Internal MOSFETs
Subcategory: AC DC Offline Switcher

RT8479CGSP Compliance

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

RT8479CGSP Estimated Pricing

Qty Low High
1+ $0.17 $0.17

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

RT8479CGSP Features

  • Two-stage topology (Boost + Buck).
  • Internal dual MOSFETs included.
  • Wide input voltage range: 4.5V to 36V.
  • Programmable LED current with ±5% accuracy.
  • Supports Analog and PWM dimming.

RT8479CGSP Applications

  • Suitable for MR16 lighting applications.
  • Used in signage and decorative LED lighting.
  • Ideal for architectural lighting designs.
  • Applicable to high power LED lighting.
  • Designed for automotive LED lighting.

RT8479CGSP FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the RT8479CGSP?

4.5V to 36V.

What is the operating temperature range of the RT8479CGSP?

-40°C to 85°C.

What package is the RT8479CGSP available in?

8-SOIC (0.154", 3.90mm Width) Exposed Pad (8-SOP-EP).

Does the RT8479CGSP support dimming?

Yes, it supports both analog and PWM dimming.

What is the topology of the RT8479CGSP?

Step-Down (Buck) and Step-Up (Boost).

How many outputs does the RT8479CGSP have?

2 outputs.

What is the LED current accuracy of the RT8479CGSP?

±5%.

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