YOBON Product List Step-Up WLEDs Driver Part No Description Vin Switch Limit OVP LED No. (Max.) Driving Type brighhtness Frequency Feedback Voltage Pkg Tape reel Status YB1517 PWM White LEDs driver with OVP function 2.7V~7V 400mA 30V 6S series analog & PWM 900KHz 220mV SOT23-5 3K MP series analog & PWM 930KHz 100mV SOT23-5 3K MP YB1518 PWM White LEDs driver with OVP function 2.7V~7V 230mA 34V 9S to 11S and 6Sx2P YB1519 PWM White LEDs driver with OVP function 2.0V~16V adj 40V 10S and 9Sx2P series & parallel analog & PFM ___ 1.23V MSOP-10 2.5K MP YB1520 PWM White LEDs driver with OVP function 2.7V~7V 450mA 30V 3Sx2P to 3Sx6P series & parallel analog & PWM 700KHz 200mV SOT23-5 3K MP YB1521 High-Power White LEDs driver 2.5V~6V 1.6A 22V 3Sx13P to 3Sx20P series & parallel analog & PWM 1.3MHz 200mV SOT23-5 3K MP YB1522 PWM White LEDs driver with OVP function 3.0V~16V 650mA 30V 3Sx7P to 3Sx10P series & parallel analog & PWM 930KHz 100mV SOT23-5 3K MP Step-Down DC/DC Converter Part No Description Vin Iout UVLO SCP OCP Frequency Feedback Voltage Pkg Tape reel Status YB1680 Synchronous Step-Down Converter 2.5V~5.5V 0.6A X YES YES 1.5MHz 0.6V SOT23-5 3K MP YB1682 Non synchronous StepDown 2A Converter 4.5~20V 2A X YES YES 380KHz 1.22V SOP-8 2.5K MP YB1683 Non synchronous StepDown 3A Converter 4.5~20V 3A X X YES 380KHz 1.22V SOP-8 2.5K MP YB1685 Non synchronous StepDown 3A Converter 4.5~32V 2A X X YES 380KHz 1.22V SOP-8 2.5K MP PSRR Drupout Voltage Vout Pkg Tape reel Status Ultra Low Dropout linear Regulator Part No Description Vin Accuracy Iout Iq ( TYP.) YB1200R 150mA Ultra-Low-Noise , LDO Regulator 2~6V +/-2% 150mA 60uA 60dB @ 1 KHz 180mV a 150mA 3.3V,2.8V, 2.5V,1.8V, 1.2V SC70/SC82 3K MP YB1210R 300mA Ultra-Low-Noise , LDO Regulator 2~6V +/-2% 300mA 60uA 50dB @ 1 KHz 300mV@300mA 3.3V,2.8V, 2.5V,1.8V, 1.2V SOT23/25/89 3K / 3K / 1K MP YB1230 600mA Low-Noise LDO Regulator 2~6V +/-2% 600mA 90uA 56dB @ 1 KHz 500mV@600mA 3.0V,2.8V, 2.5V, 1.8V SOT23/25/89 3K / 3K / 1K MP YB1231 600mA Low-Noise LDO Regulator 2~6V +/-2% 600mA 100uA 51dB @ 1 KHz 440mV@600mA 3.3V,3.4V,3.6V,3.7V SOT23/25/89 3K / 3K / 1K MP YB1220 200mA Dual Channel output LDO Regulator 2~6V + / - 2 % 200mA/each 80uA 62dB @ 1 KHz 300mV@200mA 1.8V+2.8V, 1.8V+2.5V, 2.5V+3.3V SOT26T/26M 3K MP YB1253 300mA Ultra-Low-Noise, LDO Regulator 2~6V +/-2% 300mA 10uA 50dB @ 1 KHz 300mV@300mA 3.3V,2.8V, 2.5V,1.8V, 1.2V SOT23/25/89 3K MP Driving Type Dimming Frequency Pkg Tape reel Status Charge Pump WLEDs Driver Part No Description Vin Vout Iout Output Port LED No. (Max.) YB1300S 2X Charge Pump 2.7V~5V 5V/4.5V 250mA 1 5~8 parallel PWM 1MHz SOT23-6 3K MP YB1303 Low Drop LEDs Driver 2.7V~5V NA 90mA 3 3 parallel PWM NA SOT23-6 / SC70 6L 3K MP YB1305 Low Drop LEDs Driver 2.0V~6.5V NA 350mA 1 1~3 Series PWM NA SOT89-3L 1k ES YB1315 /YB1316 1X / 1.5X Charge Pump 2.7V~5.5V NA 125mA 5 5 parallel PWM/Digital 0.8MHz TQFN16,3X3 2.5K MP Battery Charger Part No Description Vin Constant Current Dropping Current Charge Regulation Voltage Accuracy Pull-Down Current Pkg Tape reel Status YB1880 Standalone Linear Lithium Battery Charger 4.25~6V 500mA ＜2uA 4.2V 1% 20uA SOT23-5 3K MP Smart Switch Part No Description Vin Output Current RDson EN Turn on Turn off Pkg Tape reel Status YB1900C P Channel Low RDS on Power Switch 1.8V~6.5V 1.2A 100mΩ YES 100uS 4uS SOT23-5/6 3K MP YB1901 N Channel Power Switch 2.0V~6.5V 2.5A 100mΩ YES 1.5mS ___ SOP8/MSOP8 3K MP YB1921 Reset IC 2.0v~5.5V 20mA ___ ___ 20uS ___ SOT23 3K MP ES: Engineering sample MP: Mass production EN: enable pin Yobon Technologies, Inc : TEL:886-2-8913-2358 ext. 203, FAX:886-2-8913-2525