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RT8549LGQW The RICHTEK RT8549LGQW is a DC DC Regulator designed for backlight applications. It features a 4.2V output voltage and 180mA output current.
Mfr Part #:

RT8549LGQW

Available from 1 distributors
Mfr Name: Richtek
Richtek
The RICHTEK RT8549LGQW is a DC DC Regulator designed for backlight applications. It features a 4.2V output voltage and 180mA output current.
✓ Total Stock: 660 pcs
$ Price Range: $0.17

RT8549LGQW Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Smaxon Electronics ✓
Non-Authorised Inventory information
660 pcs
On Request
660 pcs On Request 1 On Request On Request 1410+ 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.

RT8549LGQW Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Current
Frequency
Internal Switch(s)
Mounting Type
Number of Outputs
Operating Temperature
Supplier Device Package
Topology
Type
Voltage
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RT8549LGQW Description

Short technical summary and product information.

The RICHTEK RT8549LGQW is a DC DC Regulator belonging to the LED Driver category. This device is designed for backlight applications and operates as a Step-Up (Boost) converter. It provides a nominal output voltage of 4.2V and can deliver an output current of up to 180mA. The switching frequency can be adjusted between 200kHz and 900kHz.

 

This regulator is built with internal switches and is suitable for operation in a wide temperature range, from -40°C to 85°C (TA). It is packaged in a 16-WDFN (5x5) or 16-WFDFN Exposed Pad, requiring surface mount installation.

 

The RT8549LGQW has 4 outputs and is RoHS3 Compliant. Its MSL is rated at 1 Unlimited, and it is REACH Unaffected.

RT8549LGQW Quick Information

Product Type: DC DC Regulator
Series: DCR01
Canonical Name: RT8549LGQW DC DC Regulator
Subcategory: LED Drivers

RT8549LGQW Compliance

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

RT8549LGQW Estimated Pricing

Qty Low High
1+ $0.17 $0.17

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

RT8549LGQW Features

  • DC DC regulator for backlight applications.
  • Provides 4.2V output voltage.
  • Delivers 180mA maximum output current.
  • Operates from -40°C to 85°C.
  • Surface mount 16-WDFN package.

RT8549LGQW Applications

  • Drives multiple LED channels in displays.
  • Suitable for portable device backlighting.
  • Used in industrial indicator lighting.
  • Ideal for battery-powered LED applications.

RT8549LGQW FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the RT8549LGQW?

4.2V.

What is the output current?

180mA.

What is the switching frequency range?

200kHz to 900kHz.

What is the operating temperature range?

-40°C to 85°C.

What is the topology of this LED driver?

Step-Up (Boost).

How many outputs does it have?

4.

What package is the RT8549LGQW available in?

16-WDFN (5x5) and 16-WFDFN Exposed Pad.

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