Step1: Product
Richtek USA Inc. RT8540AGQW
Image shown is a representation only
Manufacturer
Manufacturer No
RT8540AGQW
Date Code
1327
Quantity
2,098
Availability
In Stock
Package
20-WFQFN Exposed Pad
Packaging
Bulk
Description
IC LED DRIVER RGLTR NO 4A 20WQFN
Detailed Description
LED Driver IC 1 Output DC DC Regulator Step-Up (Boost) No Dimming 4A 20-WQFN (4x4)
Datasheet
Type
DC DC Regulator
Dimming
No
Topology
Step-Up (Boost)
Frequency
2MHz
Packaging
Bulk
Applications
Camera Flash
Manufacturer
Richtek USA Inc.
Mounting Type
Surface Mount
Package / Case
20-WFQFN Exposed Pad
Voltage - Output
3.83V ~ 5.45V
Number of Outputs
1
Internal Switch(s)
Yes
Base Product Number
RT8540
Operating Temperature
-40°C ~ 85°C (TA)
Voltage - Supply (Max)
5.5V
Voltage - Supply (Min)
2.8V
Supplier Device Package
20-WQFN (4x4)
Current - Output / Channel
4A
| Attribute | Value |
|---|---|
| Type | DC DC Regulator |
| Dimming | No |
| Topology | Step-Up (Boost) |
| Frequency | 2MHz |
| Packaging | Bulk |
| Applications | Camera Flash |
| Manufacturer | Richtek USA Inc. |
| Mounting Type | Surface Mount |
| Package / Case | 20-WFQFN Exposed Pad |
| Voltage - Output | 3.83V ~ 5.45V |
| Number of Outputs | 1 |
| Internal Switch(s) | Yes |
| Base Product Number | RT8540 |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Voltage - Supply (Max) | 5.5V |
| Voltage - Supply (Min) | 2.8V |
| Supplier Device Package | 20-WQFN (4x4) |
| Current - Output / Channel | 4A |
Purchase & Inquiry
Placing an Order
You may place an order on DAXIN without creating an account.
Available Payment Methods
For your convenience, we accept several payment methods in USD, including PayPal, credit card, and wire transfer.
RFQ (Request for Quote)
We recommend submitting an RFQ to receive the latest pricing and inventory information for the parts you need.
Our sales team will respond to your request by email within 24 hours.
Important Notes
1. You will receive an order information email in your inbox. Please check your spam folder if you do not find the email.
2. Since inventory and pricing may change from time to time, our sales manager will reconfirm your order and notify you if any updates are needed.
Payment Method
Shipping Method
- Shipped from
- Hongkong/Shenzhen warehouse
- Estimated Ship Date
- Oct 29, 2026 - Oct 30, 2026
- Lead Time
- Contact us to confirm availability
- Shipping Fee
- Calculated based on your destination
Packages
