Parameters |
Factory Lead Time |
16 Weeks |
Mount |
Surface Mount |
Mounting Type |
Surface Mount |
Package / Case |
8-SOIC (0.154, 3.90mm Width) Exposed Pad |
Number of Pins |
8 |
Supplier Device Package |
8-SOP |
Operating Temperature |
-40°C~85°C TA |
Packaging |
Tape & Reel (TR) |
Published |
1999 |
Part Status |
Active |
Moisture Sensitivity Level (MSL) |
3 (168 Hours) |
Type |
AC DC Offline Switcher |
Max Operating Temperature |
85°C |
Min Operating Temperature |
-40°C |
Applications |
Automotive, Lighting, Signage |
Number of Outputs |
2 |
Max Supply Voltage |
40V |
Voltage - Output |
40V |
Topology |
Step-Down (Buck), Step-Up (Boost) |
Min Input Voltage |
4.5V |
Max Input Voltage |
40V |
Internal Switch(s) |
Yes |
Dimming |
Analog, PWM |
Switching Frequency |
1MHz |
Voltage - Supply (Max) |
40V |
Voltage - Supply (Min) |
4.5V |
REACH SVHC |
No SVHC |
RoHS Status |
ROHS3 Compliant |
RT8479CGSP Overview
To save space on the board, it has a 8-SOIC (0.154, 3.90mm Width) Exposed Pad package. LED drivers design with 2 outputs.As a mounting method, Surface Mount is used.AC DC Offline Switcher emerges with high efficiency and reliability.This LED driver can be operated at a temperature of -40°C~85°C TA. The benefits are considerable for Automotive, Lighting, Signage.The LED light driver has a base configuration of 8 pins.It is possible for undetermined failures to occur if the voltage supply is lower than 4.5V.It's mounted in Surface Mount.A maximum supply voltage of 40V is acceptable.There is 40V voltage output from the device.It is designed to support a maximum value of 40V.The minimal input voltage is 4.5V.The maximum value of supply current is 40V.It is important not to exceed 85°C in order to ensure stable operation.For stable operation, the operating temperature should be higher than -40°C.Electronic components can function properly when their switching frequency is set to 1MHz.
RT8479CGSP Features
Available in the 8-SOIC (0.154, 3.90mm Width) Exposed Pad package
Operating temperature of -40°C~85°C TA
Switching frequency of 1MHz
RT8479CGSP Applications
There are a lot of Richtek USA Inc. RT8479CGSP LED Driver ICs applications.
- Industrial LED Lighting: Image Recognition Devices
- White LED Backlight for portable equipment
- Architectural lighting
- LED backlight driver for LCD displays for portable equipment
- Power source for accessories such as car audios, car navigation systems, and ETC systems
- Down lighting
- Auxiliary lights for on-vehicle cameras
- Refrigeration lighting
- Panel lighting
- Stage and Studio lighting