sla6860m Allegro MicroSystems, Inc., sla6860m Datasheet - Page 16

• Manufacturer Part Number: sla6860m
• Description: High Voltage Sla6860m And Sma6860m Series Driver Ics For 3-phase Dc Motor Applications
• Manufacturer: Allegro MicroSystems, Inc.

No Current Limiting This application does not use the device
itself to limit output current. This is implemented by connecting
the SD1 and SD2 pins (figure 21). The capacitors on the SD sig-
Figure 21. Typical Application. No output current limiting.
System
Logic
15 V
VRC
CC
R1
RR
5 V
ZD
ZD
4
5
9
8
7
6
23
17
20
19
18
15
22
21
VCC1
SD1
HIN 1
HIN 2
HIN 3
COM1
VCC 2
OCL
LIN 1
LIN 2
LIN 3
RC
SD 2
COM2
Low-side
Logic Circuit
VB1
High-side
Logic Circuit
Worcester, Massachusetts 01615-0036 U.S.A.
1
1.508.853.5000; www.allegromicro.com
VB2 VB3
2
Allegro MicroSystems, Inc.
HO 1
HO 2
HO 3
HS1
HS2
HS3
LO1
LO2
LO3
RS
115 Northeast Cutoff
3
SLA6860M/SMA6860M
nals and the pull-up resistor on SD2 are not required. The effect
on timing is shown in figure 22.
16
14
10
24
12
11
13
M
CSB
16