SLUUCZ3 July 2024 TPS546E25
Table 3-1 lists the test point functions.
Test Point | Type | Name | Description |
---|---|---|---|
CHB | T-H Loop | CHB | BODE-CH2 |
FB | T-H Loop | FB | Test point connection to VSEL/FB pin |
SW_SMB | SMB | SW | SMB connection to the SW node |
VOUT_SMB | SMB | VOUT | SMB connection to the Vout node |
PVIN_SNS+ | T-H Loop | PVIN_SNS | Kelvin sense connection to PVIN |
VOUT_EFF | T-H Loop | VO_EFF | Connection for measuring efficiency |
CNTL | T-H Loop | CNTL | Test point connection to CNTL pin |
PVIN_SNS- | T-H Loop | PGND_SNS | Kelvin sense connection to PGND |
VDRV | T-H Loop | VDRV | Connection to VDRV pin |
SW | T-H Loop | SW | Test point connection to SW pin |
VOUT_RMT | T-H Loop | VOUT_RMT | Connection for measuring regulation |
GND_3 | T-H Loop | GND_3 | Connection to PGND 3 |
PG | T-H Loop | PG | Test point connection to PGOOD pin |
GND_1 | T-H Loop | GND_1 | Connection to PGND 1 |
GND_2 | T-H Loop | GND_2 | Connection to PGND 2 |
GND_RMT | T-H Loop | GND_RMT | Connection for measuring regulation |
SMBALRT | T-H Loop | ALERT | Connection to SMB_ALERT |
CLK | T-H Loop | CLK | Connection to CLK |
DATA | T-H Loop | DATA | Connection to DATA |
AGND | T-H Loop | AGND | Connection to AGND pour and AGND pin |
GOSNS | T-H Loop | GOSNS | Connection to GOSNS pin |
VCC | T-H Loop | VCC | Measurement point for VCC |
VOSNS | T-H Loop | VOSNS | Connection to VOSNS pin and BODE-CH1 |
GND_EFF | T-H Loop | GND_EFF | Kelvin connection to GND for efficiency measurement |
Table 3-2 lists the EVM jumpers.
Jumper | Type | Name | Description |
---|---|---|---|
J6 | Header (shrouded), 100mil, 5x2, Gold, TH | PMBus connection | PMBus adapter control signal |
J7 | Header, 2.54mm, 3x1, Tin, TH | VDRST | Jumper for setting VDRST default pins 1-2 shorted |
J12, J14, J15 | Header, 2.54mm, 5x2, Gold, TH | MSEL1, ADDR,VSEL | Jumper for setting MSEL1, ADDR, VSEL default pins 7-8, 1-2, 5-6 shorted |
J13 | Header, 2.54mm, 12x2, Gold, TH | MSEL2 | Jumper for setting MSEL2 default pins 11-12 shorted |
J19 | Header, 2.54mm, 2x1, Gold, TH | PG_PULLUP | Connect RESET to pullup resistor default pins 1-2 shorted |
J20 | Header, 2.54mm, 2x1, Gold, TH | SMB Conn. | Jumper for setting SMB Connection default pins 1-2 shorted |
JP2 | Header, 100mil, 3x2, Gold, TH | CNTL | Jumper for setting CNTL default pins 3-4 shorted |
Table 3-3 lists the options for the CNTL/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 default pins 3-4 shorted |
Table 3-4 lists the EVM connector functions.
Connector | Type | Name | Description |
---|---|---|---|
T1 | Terminal Block, 5mm, 2-pole, Tin, TH | VIN | Connection for Input voltage source |
T2 | Terminal Block, 5mm, 2-pole, Tin, TH | GND | Connection for Input GND source |
J18 | Terminal Block, 60A, 10.16mm Pitch, 2-Pos, TH | VOUT | Connection for load |
T4 | Terminal Block, 3.5mm Pitch, 2x1, TH | EXTBIAS | Connection for external bias supply |
J4 | Card Edge Socket, 0.8mm, 10x2, SMT | VOUT | Connection for miniSlammer |
J5 | Card Edge Socket, 0.8mm, 10x2, SMT | VOUT | Connection for miniSlammer |
J6 | Header (shrouded), 100mil, 5x2, Gold, TH | USB2GPIO | Connection for USB2GPIO2 |
J1 | 1mm Uninsulated Shorting Plug, 10.16mm spacing, TH | PGND | Ground connection |