Bose PACKLITE A1 Manual page 53

Integrated Circuit Diagrams
Pin No. Pin Function
1 Isense1_H
2 Isense2_H
3 NC
4 NC
5 PWM+
6 PWM
7 SS_EN
8 Blanking
9 VS
10 LowDrive
11 Vdrive
12 Isense2_L
13 Isense1_L
14 HighReturn
15 HighDrive
16 Vboot
LV4970M (IC1 and IC2) Block Diagram and Pin Function Table
Description
Over current sensing_1 for High side
Over current sensing_2 for High side
Non connection
Non connection
Input plus
Input minus
Safe start enable
Dead time control
Negative supply of chip
Low side Output
Positive supply of Low side
Over current sensing_1 for Low side
Over current sensing_2 for Low side
Negative supply of High side
High side Output
Positive supply of High side
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