HAL856
DATA SHEET
3.8. Diagnosis Functions
The HAL856 features various diagnosis functions, such as undervoltage detection and open-circuit detection. A
description of the sensor’s behavior is shown in the table below (Typical Characteristics for TJ = 25 °C).
Parameter
Min.
3.0
−
Typ.
3.5
−
Max.
4.0
−
Unit
V
Output Behavior
Undervoltage Detection Level V
No PWM output signal
No PWM output signal
No PWM output signal
DD, UV
Open V Line
−
DD
Open GND Line
−
−
−
−
Note: The undervoltage detection is activated only after locking the sensor!
3.9. Typical Characteristics
ꢀꢁꢀꢂ
ꢀꢁꢀꢅꢂ
ꢀꢁꢀꢅ
ꢀꢁꢀꢀꢂ
ꢀ
ꢆꢅꢂ
ꢆꢅꢀ
ꢆꢂ
ꢀ
ꢂ
ꢅꢀ
ꢅꢂ
ꢂꢀ
ꢆꢀꢁꢀꢀꢂ
ꢅꢀꢀꢇꢈꢉꢊ
ꢅꢀꢀꢇꢋꢌꢍꢎ
ꢆꢀꢁꢀꢅ
ꢌꢀꢀꢁꢂꢃꢄ
Fig. 3–10: Typical current consumption versus supply voltage
28
March 23, 2010; DSH000142_002EN
Micronas
MICRONAS [ MICRONAS ]
