Everything Search Result
Richtek offers users a simple way to find content. Please enter keyword, you can locate content by searching for specific product information. Richtek provides complete support for all products including product datasheet, design tools, reference design, technical documents, product parametric search, cross reference search, tutorial videos and more.
Search
Title |
amplifier and a 200kΩ resistor, PWM dimming signal is easily low-pass filtered to an analog dimming signal with one external capacitor for noise-free PWM dimming
Products ▶ LED Drivers ▶ RGB & White LED Drivers ▶ RT8560
|
amplifier and a 300kΩ resistor, PWM dimming signal is easily low-pass filtered to an analog dimming signal with one external capacitor for noise-free PWM dimming
https://www.richtek.com/assets/product_file/RT8561A/DS8561A-02.pdf
|
For brightness dimming, the RT8511A is able to maintain steady control of the LED current
https://www.richtek.com/assets/product_file/RT8511A/DS8511A-05.pdf
|
For brightness dimming, the RT8511B is able to maintain steady control of the LED current
https://www.richtek.com/assets/product_file/RT8511B/DS8511B-05.pdf
|
also be easily filtered into analog dimming signal for noise-free PWM dimming by the low pass filter with an
Products ▶ LED Drivers ▶ Backlight LED Drivers ▶ RT8464
|
3. For noise free PWM dimming, use an on board output clamping amplifier as a low pass filter to convert PWM dimming signals into analog dimming signals
Products ▶ LED Drivers ▶ Backlight LED Drivers ▶ RT8488
|
RT9284 V IN EN 6 4 2 3 5 1 I LED + Dimming Control 2.7V to 5.5V C1 1uF C2 R1 D1 SS0520 L1
https://www.richtek.com/assets/product_file/RT9284A-E=RT9284B-E/DS9284AB_E-06.pdf
|
amplifier and a 300kΩ resistor, PWM dimming signal is easily low-pass filtered to an analog dimming signal with one external capacitor for noise-free PWM dimming
Products ▶ Switching Regulators ▶ Step-Up (Boost) Converters ▶ RT8561A
|
LED dimming control can be done from either analog or PWM signal
Design Support ▶ Design Reference ▶ EVB_RT8498GE
|
For brightness dimming, the RT4501A supports 128 steps pulse dimming which determines the LED current, and RT4501 support 256 steps PWM dimming which determines the LED current
Products ▶ LED Drivers ▶ Backlight LED Drivers ▶ RT4501/RT4501A
|