High-Current Digital Outputs - Z-World Wolf BL2600 User Manual

3.2.3 High-Current Digital Outputs

The BL2600 has four high-current digital outputs, HOUT0–HOUT3, which can each sink
or source up to 2 A. Figure 9 shows a wiring diagram for using the digital outputs in either
a sinking or a souring configuration.
A
10 kW
100 kW
330 W
B
100 kW
All the digital outputs sink and source actively. They can be used as high-side drivers, low-
side drivers, or as an H-bridge driver. When the BL2600 is first powered up or reset, all
the outputs are disabled, that is, at a high-impedance tristate, until the
software function call is made. The
high-current output according to the configuration specified by the user, and enables the
digital outputs to their initial status.
Table 4. BL2600 High-Current Outputs Logic States
16
27 kW
10 kW
MMBT4401
1 nF
1 nF
Figure 9. BL2600 High-Current Digital Outputs
digHoutConfig
U3 Output
A B
High High
High Low
Low High
Low Low
+HKx
(in sinking
mode)
(in sourcing
mode)
call sets the initial state of each
High-Current Output
Prohibited
(defaults to sourcing)
Sourcing
Sinking
High-impedance (tristate)
digHoutConfig
Wolf (BL2600)