| Diode drop varies w/ temperature. Requires external current limiting resistor.
−
=== -5V supply ===
+
=== ICs requiring +1.2V ===
−
Use for:
+
{| cellspacing=3 border=1 |
−
*AD5535 DAC
+
|'''IC Name'''
−
**V- amplifier supply pins
+
|'''Pin Name'''
+
|'''Tolerance'''
+
|'''Current Requirements'''
+
|'''Description'''
+
|'''Notes'''
+
|-
+
| XC3S50A
+
| VCCINT
+
| ±0.06V
+
| Varies
+
| Internal logic supply
+
| FPGA program greatly affects power requirements
+
|-
+
|}
−
=== +210V supply ===
+
== -5V supply ==
−
Use for:
+
{| cellspacing=3 border=1 |
−
*AD5535 DAC
+
|'''IC Name'''
−
**VPP high voltage supply
+
|'''Pin Name'''
−
***Using this high voltage will allow for large adjustments of the SiPM amplifier bias voltages. Large variations may be necessary because the MATLAB model showed that adjustments between 0 and +50V had [[SiPM_Amplifier#Bias_voltage |no effect]] on the SiPM.
+
|'''Tolerance'''
+
|'''Current Requirements'''
+
|'''Description'''
+
|'''Notes'''
+
|-
+
| AD5535
+
| V-
+
| ±0.25V
+
| 2.5mA typ, 3.5mA max
+
| Negative amplifier supply
+
|
+
|-
+
|}
+
+
== +210V supply ==
+
{| cellspacing=3 border=1 |
+
|'''IC Name'''
+
|'''Pin Name'''
+
|'''Tolerance'''
+
|'''Current Requirements'''
+
|'''Description'''
+
|'''Notes'''
+
|-
+
| AD5535
+
| VPP
+
| large
+
| Depends on SiPM specs
+
| Supply for SiPM bias voltages
+
| SiPM bias voltage current requirements are not currently on the wiki. Most likely, this is used more as a reference and less as a power supply.