TPS3000 SERIES
POWER SUPPLY
OPERATION MANUAL
9
30 July 2019
Signal Connector
Name Terminal
Location
Description
ISHARE 1 Current share single wire.
Iout 2 Current monitor signal.
0V = Iout min, 5V = Iout max.
Terminal 18 used for Return.
VADJ 3 Remote Voltage Programming Terminal.
Terminal 18 used for Return.
Provides remote adjustment of Output Voltage via an applied DC
voltage
0V = Vout max, 5V = Vout min.
SDA 4 Data Line for I2C
OTW 5 Over Temperature Warning
Open collector. Non Polarized, 60V peak,
Max. sink current: 5mADC. 2Ω ON resistance, Isolated
Terminal 7 used for Return.
SCL 6 Clock Line for I2C
RTN (OTW) 7 Return for Terminal 5
SMB ALERT 8 Interrupt Line for I2C
PHASE OK 9 Open collector. Max. sink current: 5mA.
Off (open) when OK, strobing when input phase missing
(Applicable for 400/480 with 20% Load or greater).
Open collector. Non Polarized, 60V peak,
Max. sink current: 5mADC. 2Ω ON resistance, Isolated
IADJ 10 Provides remote adjustment of the overcurrent limit via an applied DC
voltage.
0V = Iout max, 5V = Iout min
Terminal 18 used for Return.
RTN (PHASE OK) 11 Return for Terminal 9
SMB GND 12 Return for I2C (Terminal 4, Terminal 6 and Terminal 8)
RTN (AC OK) 13 Return for Terminal 15
PSON 14 Remote On/Off control. See Remote Control Features section for
additional details.
Terminal 18 used for Return.
ACOK 15 On when Vin>340Vac AND unit enabled. Turns off 5mS before DC
FAIL at nominal Vout, 80% of rated load.
Open collector. Non Polarized, 60V peak,
Max. sink current: 5mADC. 2Ω ON resistance, Isolated
Isolated
+SNS 16 Positive Sense. Used for remote sense connection.
DC OK 17 Conducts when Vout is greater than 90% of the set output voltage
(Tracking)
Open collector. Non Polarized, 60V peak,
Max. sink current: 5mADC. 2Ω ON resistance, Isolated
-SNS 18 Negative Sense. Used for remote sense connection. Analog Signals
return
RTN (DC OK) 19 Return for Terminal 17
+12V 20 Auxiliary Power Supply: 11.2-12.5V, 0-0.3A. Less than 200mVp-p
ripple and noise.
