PWM IC replacement for PC motherboard

What's PWM? PWM is Pulse Width Modulation. Share some PWM IC replacement model.

APW7062 == ISL6522
APW7067 == ISL6549 == RT9259
APW7120 == RT9214 == FP6321
APW7065 == NX2114
APW7060 == ISL6529 == RT9205
5019MT Cmaorong2011 == ADP3181
ADP3168 == ADP3188
ADP3166 == ADP3186
5009M == 3418(K) == 5007m (boot pin must add diode)
L6917BD == L6916D
ADP3110 == ADP3110K == ADP3418 == ADP3418K
ISL6612 ==  RT9600
ISL6520 == RT9202
5018MTC == 5019MTC == ADP3180
SC2643 == SC2646
BD-XX == B3-XX
A1-XX == A2-XX