STK428-640 PDF File ( Datasheet )

STK428-640 D 2ch 150W θ ° ° ° ° Ω Ω STK428-640 Ω Ω Ω Ω Ω Ω 78.0 70.0 9.0 5.0 21.0 32.0 3.6 1 2.0 (8.0) 0.5 28 0.4 2.9 5.5 27X2.0=54.0 4.0 25.8 STK428-640 Ω Ω Ω Ω Æ STK428-640 Control Chip OCM 20 ENA 21 5 FBPWM1 TEST 8 Driver Chip1 Voltage Check Global Protection Rec. Soft Limit Current Detect High Drive Current Detect COM, MECC Control Ch1 Comp arator Reciever DeadTime Low Drive 3 VS1 COM, MECC Control Ch2 Comp arator Current Detect High