Description
a synchronous 0.23Ω (TYP.) N-channel switching transistor built-in.
Features
- Voltage Range Output Voltage Range Oscillation Frequency Output Current Maximum Current Limit
: 2.5V ~ 6.0V : 0.9V ~ VIN (set by FB pin) : 1MHz, 2MHz (+15% accuracy) : 1.0A : 0.6A (MIN. ) ~ 0.9A (MAX)
with LIM pin=’L’ : 1.2A (MIN. ) ~ 2.0A (MAX. )
with LIM pin=’H’
Controls Protection Circuits
: PWM/PFM or PWM by MODE pin : Thermal shutdown
Integral latch method
Short-circuit protection
Soft-Start Time
: 1ms (TYP. ) internally set
Voltage Detector
: 0.712V Detection,
N-channel open drain
B.
XC9223 Datasheet
