Description
The XCL221/XCL222 series is a synchronous step-down micro DC/DC converter which integrates an inductor and a control IC in one tiny package (2.0mm×2.5mm, h=1.0mm).
Features
- oltage
: 2.5V ~ 5.5V
Output Voltage
: 0.8V ~ 3.6V (±2.0%)
Oscillation Frequency : 1.2MHz
Output Current
: 500mA
Efficiency Control Methods
: 93% (VIN=5.0V, VOUT=3.3V/200mA) : HiSAT-COT
100% Duty Cycle
PWM (XCL221)
PWM/PFM (XCL222)
Circuit Protection
: Thermal Shut Down
Current Limit Circuit (Drop)
Short Circuit Protection (Latch)
Functions
: Soft-start Circuit Built-in
UVLO
CL Discharge
Output Capacitor
: Low ESR Ceramic Capacitor
Operating Ambient Temperature : -40℃ ~ 105℃.