Preliminary User's Manual l TQMLS1028A UM 0001 l © 2019, TQ-Systems GmbH
Page 14
4.12
Power consumption
4.12.1
Power consumption CPU
Since no values are yet available for the TQMLS1028A, these must be estimated:
Table 7:
Power estimation CPU
CPU
VDD [V]
Clock Core / Platform [MHz]
Power consumption [W]
LS1026A (measured)
1.0
1400 / 600
11.8
LS1026A (measured)
0.9
1200 / 400
8.1
LS1028A (estimated)
1.0
1300 / 400
11.0
These maximum values (Worst Case) occur at 100 % load on all cores and DMA at 115% activity factor.
4.12.2
Power consumption TQMLS1028A
The given current consumptions have to be seen as typical values. The power consumption of the TQMLS1028A strongly
depends on the application, the mode of operation and the operating system.
The following table shows details of the TQMLS1028A supply and power consumption.
Table 8:
Power consumption TQMLS1028A
Module
Power dissipation max.
Power dissipation typ. (Thermal Design Power)
TQMLS1028A
16 W
12.5 W
TQMLS1018A, TQMLS1027A, TQMLS1017A
(lower)
(lower)
4.13
Voltage monitoring
The permitted voltage ranges are given by the data sheets of the components and, if applicable, the tolerance range of the
voltage monitoring. Voltage monitoring is an assembly option.
