DK401 is a high performance 120mV reference precision constant current chip, K point voltage up to 50V, suitable for precision constant current switching power supply feedback loop as a constant current reference, or lithium battery charging constant current reference.

DK401 - High performance 120mv reference precision constant current chip
Functional description
DK401 is a high performance 120mV reference precision constant current chip, K point voltage up to 50V, for precision constant current
Switching power supply in the feedback loop as a constant current reference, or lithium battery charging constant current reference.
Features
Low-voltage high-precision 120mV benchmark, a substantial increase in output efficiency.
? K point of the operating voltage range of 3.6V - 40V, significantly enhance the output power range.
? TO-92 (SOT-23) small package, saving PCB size
Built-in output current limiting circuit to ensure that the abnormal situation of the chip is not destroyed
Package and pin definitions