Rainbow Electronics ATA6834 - Manual (Page 4)

4
9122B–AUTO–10/08
ATA6833/ATA6834 [Preliminary]
18 IL2 I Control Input for output L2
19 IH2 I Control Input for output H2
20 IL1 I Control Input for output L1
21 IH1 I Control Input for output H1
22 RXD O Receive signal from LIN bus for microcontroller
23 DG1 O Diagnostic output 1
24 DG2 O Diagnostic output 2
25 DG3 O Diagnostic output 3
26 H3 O Gate voltage high-side 3
27 S3 I/O Voltage at half bridge 3
28 H2 O Gate voltage high-side 2
29 S2 I/O Voltage at half bridge 2
30 H1 O Gate voltage high-side 1
31 S1 I/O Voltage at half bridge 1
32 CPOUT I/O Charge pump output capacitor
33 CPHI2 I Charge pump capacitor 2
34 CPLO2 O Charge pump capacitor 2
35 CPHI1 I Charge pump capacitor 1
36 CPLO1 O Charge pump capacitor 1
37 NC Connect to GND
38 PBAT I Power supply (after reverse protection) for charge pump and gate drivers
39 VG I/O Blocking capacitor
40 L1 O Gate voltage H-bridge, low-side 1
41 L2 O Gate voltage H-bridge, low-side 2
42 L3 O Gate voltage H-bridge, low-side 3
43 PGND I Power ground for H-bridge and charge pump
44 VCC O 5V/100 mA supply for microcontroller
45 NC Connect to GND
46 VBAT I Supply voltage for IC core (after reverse protection)
47 EN2 I High voltage enable input
48 VBATSW O 100
Ω
PMOS switch from V
BAT
Table 2-1. Pin Description
Pin Symbol I/O Function