SLVUC34 March 2021 TPS2521
Table 4-1 lists the TPS25210EVM eFuse Evaluation Board input and output connector functionalities. Table 4-2 and Table 4-3 describe the availability of test points and the functionalities of the jumpers . Table 4-4 describes the functions of signal LEDs.
Connector | Label | Description |
---|---|---|
J1 | VIN(+), PGND(–) | Intput Power to the eFuse |
J2 | VOUT(+), PGND(–) | Output Power from the eFuse |
Test Points | Label | Description |
---|---|---|
TP1 | VIN | Input voltage |
TP2 | VOUT | Output voltage |
TP3 | VCC_EXT | External VCC voltage for Power Good indicator |
TP4 | EN/UVLO | EN/UVLO signal |
TP5 | OVCSEL | OVCSEL signal |
TP6 | ITIMER | ITIMER signal |
TP7 | dVdT | Output voltage ramp control |
TP8 | ILM | Current limit and monitor signal |
TP9 | PG | Power good signal |
TP10 | PGTH | Power good threshold signal |
TP11 and TP12 | PGND | Power GND signal |
TP13 | GND | IC GND signal |
Jumper | Label | Description |
Default Jumper Position |
---|---|---|---|
J3 |
dVdT | 1-2 Position sets Output Slew Rate to 0.6 V/ms |
3-4 |
3-4 Position sets Output Slew Rate to 0.2 V/ms | |||
5-6 Position sets Output Slew Rate to 0.09 V/ms | |||
J4 |
OVCSEL | 1-2 Position sets input OVC threshold at 3.87 V |
No jumper |
No jumper connection sets input OVC threshold at 5.73 V | |||
J5 | ITIMER | 1-2 Position sets the transient current blanking period to 0.183 ms |
3-4 |
3-4 Position sets the transient current blanking period to 1.83 ms | |||
5-6 Position sets the transient current blanking period to 18.3 ms | |||
J6 |
ILM | 1-2 Position sets the current limit to 0.5 A |
5-6 |
3-4 Position sets the current limit to 2 A | |||
5-6 Position sets the current limit to 4.44 A | |||
J7 |
VCC Connection | 1-2 Position connects external voltage, VCC_EXT as reference for PG |
2-3 |
2-3 Position connects on board generated voltage , VCC as reference for PG |
LED | Description |
---|---|
D4 | When ON, indicates that reverse polarity voltage is applied at the input |
D5 | When ON, indicates that Power Good is asserted |