Parameters |
Mounting Type |
Surface Mount |
Package / Case |
20-WFQFN Exposed Pad |
Supplier Device Package |
20-WQFN (4x4) |
Operating Temperature |
-40°C~85°C TA |
Packaging |
Bulk |
Part Status |
Obsolete |
Moisture Sensitivity Level (MSL) |
3 (168 Hours) |
Type |
DC DC Regulator |
Applications |
Camera Flash |
Frequency |
2MHz |
Number of Outputs |
1 |
Voltage - Output |
3.83V~5.45V |
Topology |
Step-Up (Boost) |
Current - Output / Channel |
4A |
Internal Switch(s) |
Yes |
Dimming |
No |
Voltage - Supply (Max) |
5.5V |
Voltage - Supply (Min) |
2.8V |
RoHS Status |
ROHS3 Compliant |
RT8540AGQW Overview
The 20-WFQFN Exposed Pad package conserves board space. 1 outputs are designed into LED drivers.The led driver mounting is done by using Surface Mount.With high reliability and efficiency, this emerges as a DC DC Regulator.It is possible for the led driver ic to function normally at -40°C~85°C TA.Camera Flash has many advantages.A frequency of 2MHz is used as the basis for operation.Under 2.8V voltage supply, undetermined failures may occur.This device has an output voltage of 3.83V~5.45V volts.A maximum voltage of 5.5V is optimized for use by this device.
RT8540AGQW Features
Available in the 20-WFQFN Exposed Pad package
Operating temperature of -40°C~85°C TA
Frequency of 2MHz
RT8540AGQW Applications
There are a lot of Richtek USA Inc. RT8540AGQW LED Driver ICs applications.
- OLED power supply for portable equipment
- Other Electronic Devices
- A- lamps
- General lighting
- Auxiliary lights for on-vehicle cameras
- Panel lighting
- White LED Backlight for portable equipment
- Sports Facility Lighting
- Ultraviolet (UV) and Infrared (IR) Irradiation Devices
- Power source for accessories such as car audios, car navigation systems, and ETC systems