SNVA912A January   2020  – April 2021 REF34-Q1

 

  1.   Trademarks
  2. 1Overview
  3. 2Functional Safety Failure In Time (FIT) Rates
    1. 2.1 DBV-6 Package
    2. 2.2 DBV-5 Package
    3. 2.3 DGK-8 Package
  4. 3Failure Mode Distribution (FMD)
  5. 4Pin Failure Mode Analysis (Pin FMA)
    1. 4.1 DBV-6 Package
    2. 4.2 DBV-5 Package
    3. 4.3 DGK-8 Package

4.3 DGK-8 Package

Figure 4-2 shows the REF34-Q1 pin diagram for the DGK-8 package. For a detailed description of the device pins please refer to the Pin Configuration and Functions section in the REF34-Q1 data sheet.

GUID-4BE85651-1059-4E08-BA61-0D779BE7B97D-low.png Figure 4-3 Pin Diagram (DGK-8 Package)
Table 4-10 Pin FMA for Device Pins Short-Circuited to Ground
Pin NamePin No.Description of Potential Failure Effect(s)Failure Effect Class
GND_F 1 No effect D
GND_S 2 No effect D
ENABLE 3 Disables device, no output voltage, high leakage B
NC 4 No effect D
NC 5 No effect D
IN 6 No output voltage, high leakage B
OUT_S 7 No output voltage B
OUT_F 8 No output voltage B
Table 4-11 Pin FMA for Device Pins Open-Circuited
Pin NamePin No.Description of Potential Failure Effect(s)Failure Effect Class
GND_F 1 No output voltage B
GND_S 2 No output voltage B
ENABLE 3 Disables device, no output voltage B
NC4No effectD
NC5No effectD
IN 6 Output is not regulated C
OUT_S 7 Output is not regulated C
OUT_F 8 Output is not regulated C
Table 4-12 Pin FMA for Device Pins Short-Circuited to Adjacent Pin
Pin NamePin No.Shorted toDescription of Potential Failure Effect(s)Failure Effect Class
GND_F 1 GND_S No effect D
GND_S 2 ENABLE Disables device, no output voltage, high leakage B
ENABLE 3 NC No effect D
NC 4 NC No effect D
NC 5 IN No effect D
IN 6 OUT_S Output is not regulated, high leakage B
OUT_S 7 OUT_F No effect D
OUT_F 8 GND_F No output voltage B
Table 4-13 Pin FMA for Device Pins Short-Circuited to Supply
Pin NamePin No.Description of Potential Failure Effect(s)Failure Effect Class
GND_F 1 No outpout voltage, high leakage B
GND_S 2 No output voltage, high leakage B
ENABLE 3 No effect D
NC 4 No effect D
NC 5 No effect D
IN 6 No effect D
OUT_S 7 Output is not regulated, high leakage B
OUT_F 8 Output is not regulated, high leakage B