ZHCSET1B December 2015 – March 2018 TPS4H000-Q1
PRODUCTION DATA.
Table 2 applies when the DIAG_EN pin is enabled.
CONDITIONS | INx | OUTx | THER | CRITERION | STx
(VER. A) |
CS
(VER. B) |
FAULT
(VER. B) |
FAULT RECOVERY |
---|---|---|---|---|---|---|---|---|
Normal | L | L | — | — | H | 0 | H | — |
H | H | — | — | H | In linear region | H | — | |
Overlaod, short to ground | H | L | — | Current limit triggered | L | VCS(H) | L | Auto |
Open load(1), short to battery, reverse polarity | L | H | — | VVS – VOUTx< V(ol,off) | L | VCS(H) | L | Auto |
Thermal shutdown | H | — | L | TSD triggered | L | VCS(H) | L | Output auto-retry. Fault recovers when TJ< T(SD,rst) or when INx toggles. |
H | Output latch off. Fault recovers when INx toggles. | |||||||
Thermal swing | H | — | — | TSW triggered | L | VCS(H) | L | Auto |