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.
Table 4-10 Pin FMA for Device Pins
Short-Circuited to Ground| Pin Name | Pin 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 Name | Pin 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 |
| NC | 4 | No effect | D |
| NC | 5 | No effect | D |
| 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 Name | Pin No. | Shorted to | Description 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 Name | Pin 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 |
Figure 4-3 Pin Diagram (DGK-8 Package)