SLUUCZ1 July 2024 TPS546C25
Table 3-1 lists the test point functions.
Test Point | Type | Name | Description |
---|---|---|---|
BOOT1 | T-H Loop | BOOT1 | Test point connection to the BOOT pin |
FB1 | T-H Loop | FB1 | Test point connection to the VSEL/FB pin |
TP1 | SMB | SW | SMB connection to the SW node |
TP2 | SMB | VOUT | SMB connection to the Vout node |
TP3 | T-H Loop | PVIN_SNS | Kelvin sense connection to the PVIN |
TP4 | T-H Loop | VO_EFF | Connection for measuring efficiency |
TP5 | T-H Loop | BODE-CH2 | VOUT and BODE-CH2 |
TP6 | T-H Loop | PGND_SNS | Kelvin sense connection to the PGND |
TP7 | T-H Loop | VDRV | Connection to the VDRV pin |
TP8 | T-H Loop | SW | Test point connection to the SW pin |
TP9 | T-H Loop | VO_REG | Connection for measuring regulation |
TP10 | T-H Loop | EXTBIAS | External Bias measurement point for the VDRV |
TP11 | T-H Loop | PG | Test point connection to the PGOOD pin |
TP12 | T-H Loop | EN | Test point connection to the EN pin |
TP13 | T-H Loop | BODE-CH1 | BODE-CH1 |
TP14 | T-H Loop | GND_REG | Connection for measuring regulation |
TP15 | T-H Loop | ALERT | Connection to the SMB_ALERT |
TP16 | T-H Loop | PGND_EFF | Kelvin connection to the GND for efficiency measurement |
TP17 | SMB | EN | SMB connection for EN signal on J6 |
TP18 | T-H Loop | AGND | Connection to AGND pour and AGND pin |
TP19 | T-H Loop | GOSNS | Connection to the GOSNS pin |
VCC1 | T-H Loop | VCC1 | Measurement point for the VCC |
VOSNS1 | T-H Loop | VOSNS1 | Connection to the VOSNS1 pin |
Table 3-2 lists the EVM jumpers.
Jumper | Type | Name | Description |
---|---|---|---|
J5 | Header, 2.54mm, 2x1, Gold, TH | PG_PULLUP | Connect RESET to pullup resistor default pins 1-2 shorted |
J8 | Header, 2.54mm, 12x2, Gold, TH | MSEL2 | Jumper for setting MSEL2 default pins 5-6 shorted |
J9 | Header, 2.54mm, 4x2, Gold, TH | MSEL1 | Jumper for setting MSEL1 default pins 3-4 shorted |
J11 | Header, 100mil, 7x2, Gold, TH | VSEL | Jumper for setting VSEL default pins 7-8 shorted |
J13 | Header, 2.54mm, 2x1, Gold, TH | RESET | Connect RESET to pullup resistor default pins 1-2 open |
J15 | Header, 2.54mm, 4x2, Gold, TH | ADDR | Jumper for setting ADDR default pins 1-2 shorted |
Table 3-3 lists the options for the EN/UVLO pin selections on J6.
Shunt Position | Selection |
---|---|
Pin 1 to 2 shorted | PMBus adapter control signal |
Pin 3 to 4 shorted | Resistor divider to PVIN default pins 3-4 shorted |
Table 3-4 lists the EVM connector functions.
Connector | Type | Name | Description |
---|---|---|---|
J1 | Header, 2.54mm, 2x1, Gold, TH | VOUT | Connect for differential probe with 100mil spacing |
J2 | Terminal Block, 5mm, 2-pole, Tin, TH | VIN | Connection for input voltage source. Maximum current rating = 24A |
J3 | Terminal Block, 60A, 10.16mm Pitch, 2-Pos, TH | VOUT | Connection for load, maximum current rating = 50A |
J4 | Terminal Block, 5mm, 2-pole, Tin, TH | EXTBIAS | Connection for external bias supply |
J7 | Card Edge Socket, 0.8mm, 10x2, SMT | VOUT | Connection for miniSlammer |
J10 | Card Edge Socket, 0.8mm, 10x2, SMT | VOUT | Connection for miniSlammer |
J12 | Header (shrouded), 100mil, 5x2, Gold, TH | USB2GPIO | Connection for USB2GPIO2 |
J14 | 1mm Uninsulated Shorting Plug, 10.16mm spacing, TH | PGND | Ground connection |