Vehicle Power Supply; Constraints And Definitions; Power Supply System 12V - Bosch FR5CPCCF Manual

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CC-DA/ESR1

3.2.2. Vehicle Power Supply

3.2.2.1.

Constraints and Definitions

The car battery supplies power to the Sensor (terminal 15/30)
All power supply parameters are measured at the ECU vehicle connector supply pins (VBATT
to GND) unless different specified.
All power supply parameters are guaranteed and designed over ambient temperature Ta=
Ta_min to Ta_max unless different specified. (-40°C to 85°C, see Chapter "Operating
Environment")
All power supply parameters are guaranteed and designed over lifetime unless different
specified.
All power supply values are continuous values.
Definition COM Interfaces ON:
COM interfaces are working according to the respective communication standard.
3.2.2.2.

Power Supply System 12V

Symbol
Parameter
min. voltage without
Umin
damageing the ECU
Symbol
Parameter
max. reset voltage Power
Umax_res_up
Up
Symbol
Parameter
min. reset voltage Power
Umin_res_dn
Down
Symbol
Parameter
Umin_com
min. communication voltage
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Installation and Manual Documentation
FR5CPCCF
Note or Test Condition
- reverse polarity
- t <= 60s
- Ri < 30mOhm
Note or Test Condition
Note or Test Condition
Note or Test Condition
- COM Interfaces ON
- Object list preservation
- min value Power Down
- max value Power Up
Document date:
08 Aug 2019
min
typ
max
- 14,28 - 14,00
min
typ
max
-
-
6,0
min
typ
max
4,5
-
-
min
typ
max
5,5
-
6
Page:
Unit
V
Unit
V
Unit
V
Unit
V
22
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