5
4929B–AUTO–01/07
ATA6264 [Preliminary]
23 VPERI Input for the VPERI regulator, internally used VPERI supply
24 SVPERI Output of VPERI regulator power transistor
25 GNDA Analog GND
26 VCORE Input for VCORE regulator
27 COMSATI Input of the VSAT externally compensated error amplifier
28 VINT Output of internal supply voltage
29 GNDD Digital GND
30 VSAT Input for VSAT regulator, internally used VSAT supply
31 SVSAT Output of VSAT regulator power transistor
32 EVZ Input for EVZ regulator, internally used EVZ supply
33 K15 Connection to car battery via the ignition key
34 COMSATO Output of the VSAT externally compensated error amplifier
35 COMCOI Input of the VCORE externally compensated error amplifier
36 COMCOO Output of the VCORE externally compensated error amplifier
37 CP-OUT Switchable output of charge pump voltage
38 SVCORE Output of VCORE regulator power transistor
39 CP Charge pump output
40 FBEVZ Input for external resistor divider to adjust EVZ voltage
41 OCEVZ Input for overcurrent measurement of the EVZ regulator
42 GEVZ Gate driver output for the external FET of the EVZ regulator
43 GNDB GND connection of all power stages
44 COMEVZO Output of the EVZ externally compensated error amplifier
Table 2-1. Pin Description
Pin Symbol Function
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