7.4.3 Disabled
The device is disabled under the following conditions:
- |VEN| > high-level enable pin input voltage (2 V)
- The device junction temperature is greater than the thermal shutdown temperature
Table 1 shows the conditions that lead to the different modes of operation.
Table 1. Device Functional Mode Comparison
OPERATING MODE | PARAMETER |
VIN | VEN | IOUT | TJ |
Normal mode |
|VIN| > { |VOUT(nom)| + |VDO|, |VIN(min)| } |
|VEN| < 0.7 V |
I OUT < ICL |
T J < 125°C |
Dropout mode |
|VIN(min)| < |VIN| < |VOUT(nom)| + |VDO| |
|VEN| < 0.7 V |
— |
TJ < 125°C |
Disabled mode (any true condition disables the device) |
— |
|VEN| > 2 V |
— |
TJ > 170°C |