Datasheet BL8530 (Belling) - 3

BL8530 RECOMMENDED OPERATING CONDITIONS MIN NOM MAX UNIT
Input voltage range 0.8 Vout V Inductor 10 27 100 µH Input capacitor 0 ≥10 µF Output capacitor 47 100 220 µF Operating junction temperature -20 85 ℃
*Suggestion
：Use tantalum capacitor to reduce the ripple of the output voltage.
ELECTRICAL CHARACTERISTICS REFERENCE DATA SYMBOL ITEM TEST CONDITIONS UNIT MIN TYP. MUM
2.45 2.5 2.55 2.646 2.7 2.754 2.94 3.0 3.06 3.234 3.3 3.366 Vout Output Voltage V 3.528 3.6 3.672 3.92 4.0 4.08 4.9 5.0 5.1 5.88 6.0 6.12 Vin Input Voltage 12 V Iout=0mA， Iin Input Current 12 15 uA Vin=Vout*0.6 Iout=1mA， Vstart Start-up voltage 0.8 0.9 V Vin：0→2V Iout=1mA， Vhold Hold-on voltage 0.6 0.7 V Vin：2→0V Quiescent Without external current drawn IDD components, Vout 4 7 uA from power =Vout×1.05 source Switch ON Rswon 0.4 0.5 Ω Resistance LX leakage ILXleak Vout=Vlx=6V 0.5 uA current CE “H” VCEH threshold VCE：0→2V 0.6 0.9 V voltage CE “H” VCEL threshold VCE： 2→0V 0.3 0.6 V voltage Oscillator LX on “L” side Fosc 300 350 400 Khz frequency Vout=Vout*0.96 Oscillator duty Maxdty On（Vlx“L”）side 70 75 80 ％ cycle η Efficiency 85 ％ www.belling.com.cn Ver1.0 3/ 14