SLVSEW9B August 2019 – December 2019 TPS66120 , TPS66121
PRODUCTION DATA.
Table 2 summarizes the functional modes for the TPS6612x family. As shown, the enabling and disabling of the Sink is dependent upon the voltage present on VBUS, as well as, the current device state.
EN0 | VIN | VVBUS | FLT | Device State | Sink Path |
---|---|---|---|---|---|
0 | ≥ UV_VIN | X | Hi-Z | DISABLED | Disabled
Safety engaged. |
1 | ≥ UV_VIN | ≥ UV_VBUS | Hi-Z | SNK | Enabled
RCP, OVT enabled |
Hi-Z | SNK FAULT | Enabled with Blocking
RCP event. |
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L | SNK FAULT | Disabled
OVP(2) or OVT event. |
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< UV_VBUS | Hi-Z | SNK FAULT | Disabled
VBUS UVLO event. |
||
X | < UV_VIN | < UV_VBUS | Hi-Z | DISABLED | Disabled
Safety engaged. |
0 | < UV_VIN | ≥ UV_VBUS | Hi-Z | DISABLED | Disabled
Safety engaged. |
1 | < UV_VIN | ≥ UV_VBUS(3) | Hi-Z | SNK | Enabled
RCP, OVT enabled |
Hi-Z | SNK FAULT | Enabled with Blocking
RCP event. |
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L | SNK FAULT | Disabled
OVP(2) or OVT event. |
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< UV_VBUS(3) | Hi-Z | SNK FAULT | Disabled
VBUS UVLO event. |