Datasheet DK106 (Dongke Semiconductor) - 3

SHENZHEN DONGKE SEMICONDUCTOR CO., LTD HIGH PERFORMANCE SWITCH MODE POWER CONTROLLER-DK106
Vpin Pin voltage -0.3--Vcc+0.3 V Vcol Collector to GND voltage -0.3--780 V Ip Peak current 400 mA Pd Dissipation power 1000 mW Tc Case operating temperature 0--125 ℃ Tstg Storage temperature -55--150 ℃ Tsol Soldering temperature +280 ℃/5S
8. ELECTRICAL CHARACTERISTIC Value Parameter Condition Unit Min. Typ. Max.
Vcc (Work Power Supply) AC input: 85V-265V 4 5 6 V Start threshold Voltage AC input: 85V-265V 4.8 5 5.2 V Stop threshold Voltage AC input: 85V-265V 3.6 4 4.2 V Current of Vcc Vcc=5V, Fb=2.2V 10 20 30 mA Start time AC input: 85V -- -- 500 mS Collector Protection Voltage L=1.2mH 460 480 500 V BJT Breakdown voltage Ioc=1mA 700 -- -- V Switch tube Current Vcc=5V, Fb=1.6V---3.6V 320 360 400 mA Peak Current Protection Vcc=5V, Fb=1.6V---3.6V 380 400 420 mA Oscillation Frequency Vcc=5V, Fb=1.6V---3.6V 60 65 70 KHz Changing PWN switch Vcc=4.6V, Fb=2.8V---3.6V 0.5 -- 65 KHz Frequency Step of jittering frequency Vcc=4.6V, Fb=1.6V---3.6V 0.8 1 1.2 KHz Temperature protection Vcc=4.6V, Fb=1.6V---3.6V 120 125 130 ℃ Duty cycle of PWM Vcc=4.6V, Fb=1.6V---3.6V 5 -- 70 % Fb control voltage AC input: 85V-265V 1.5 -- 3.6 V
9. OPERATION PRINCIPLE 9.1 Start Up
Start up principle diagram Start up sequence diagram Address: Building 18, Hejing industrial zone, Heping village, Fuyong, Baoan Area, Shenzhen, China. Tel: 86-20-38488121 Email: amy_hsf@yahoo.cn Website: www.yxpower.com