Axpert Max 7200 - Page 12

维修手册
专案名称：
Axpert Max 7200-48
专案编号：
P1911061
修订版次：
00
PAGE
V-RDP-004-73 A
The Q51and Q52 are (TR UTC/2SD1624 2A 50V NPN SOT-89)
The Q50and Q53 are (TR UTC/2SA1020 3A 50V PNP SOT-89)
Parts Attribute Reference values Failure status
Q51/Q52 Resistor BE: 15.87k
BC: 262.5k
CE: OL
Short or explosion
Diode BE: 0.63V
BC: 0.63V
CE: OL
Q53/Q54 Resistor BE: 15.87k
BC: OL
CE: 276.6k
Short or explosion
Diode BE: 0.63V
BC: OL
CE: 1.11V
The Q60 and Q61 the MOSFET are (UT3404G 5.8A 30V NPN SOT-23 SMD)
Parts Attribute Reference values Failure status
Q60/Q61 Resistor GS: 4.123k Short or explosion