BL8531C.pdf• Deliver 500mA at 4.0V Output voltage
with 2V input Voltage
• The controller output voltage can be
adjusted from 2.5V～6.0V(In 0.1V step)
• Output voltage accuracy±2%
• Low temperature-drift coefficient of
the output voltage±100ppm/℃
• Only four external components are necessary:
An inductor, a Schottky diode, an output
filter capacitor and a NMOSFET or a NPN transistor
• High power conversion efficiency90％
• Low quiescent current drawn from power source6uA
• Small package--SOT-23-3, SOT-23-5, SOT-89-3
• Input Voltage Range : 0.9V ~ 10V
• Operating Voltage Range : 2.0V ~ 10V
• Output Voltage Range : 1.5V ~ 6.5V (0.1V increments) (±2.5%)
• Oscillation Frequency : 300kHz, 100kHz (±15%)
• Custom products for 180kHz, 500kHz
• Output Current : More than 200mA (VIN=1.8V, VOUT=3.3V)
• High Efficiency : 84% (TYP.)
• Stand-by capability : ISTB=0.5μA (MAX.)
Selection : Soft-start set-up external
Output voltage set-up internal (VOUT)
Output voltage set-up external (FB)
• PWM/PFM Control (XC6368)
• Package : SOT-25
• Environmentally Friendly : EU RoHS Compliant, Pb Free
