power budget - OxfordIonTrapGroup/CurrentStabilizer GitHub Wiki
total: 287mA at +15V/-15V (load after regulators not included)
+5V rail
-
reference LTC6655 (+5V): max. 7.5mA
-
DAC AD5541A (+5V):
- max. 150uA I_DD
- max. 24uA I_logic
- (3x, <0.6mA total)
-
ADC AD7477 (+5V): max. 3mA
-
SPI Isolator ADUM4151B (+5V):
- max. 23mA on either side
- (2x, 46mA total)
- total: 57mA at +5V
+12V
- opamp ADA4004 (+12V,-12V):
- max. 2.2mA per amplifier
- (6x quad, 2x dual, 1x single = 29 amplifier, 65mA total)
- total: 65mA at +12V/-12V
+15V
-
current transducer LEM IT 400-S (+15V,-15V):
-
max. 80mA + secondary current (max. 200mA)
-
(280mA total)
-
regulator TPS7A4700 (+15V)
-
max. 1mA ground current (2x, 2mA total)
-
regulator TPS7A33 (-15V)
-
typ. 5mA ground current