AZ3843 controller equivalent, (az3842 - az3845) current mode pwm controller.
* Robust VREF Line/Load Regulation Low Line Regulation : 4mV Low Load Regulation : 4mV High Stability of Reference Voltage over a Full Temperature Range: 0.2mV/ oC Op.
with minimum external components. They feature under-voltage lockout (UVLO) circuit for low start-up current, trimmed os.
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