NCP3125 converter equivalent, 4a synchronous pwm switching converter.
are internally set including switching frequency. The NCP3125 is currently available in an SOIC−8 package.
Features
* 4.5 V to 13.2 V Operating Input Voltage Range
10 mA
Fault
UVLO POR
Latch
OLP
+ −
+ VOCTH −
+
PWM Comp −
R
PWM OUT
Q
S
Fault
Clock Ramp
OSC
OSC
Count Latch
& Logic
Counter
DtoA
+ −
VREG
+ 0.7 V −
Fault
− +
+ −
2V
BST VCC
VIN VSW
AGND
Figure 3. NCP3125 Block Diagram
ISET
.
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