Difference between revisions of "POT2 BOM"

From DIDEAS Wiki
Jump to: navigation, search
m
m
 
(3 intermediate revisions by the same user not shown)
Line 5: Line 5:
  
 
{| border="0" cellpadding="12" width="100%"
 
{| border="0" cellpadding="12" width="100%"
−
|+POT2 (REV-0)
+
|+POT2 (REV-0) 020505
 
|-
 
|-
 
!width="5%"| NUM ||width="10%" | REFDES || width="15%"|Part# || width="20%"|Desc || width="10%"|Source || width="10%"|Price || width="30%"|Notes
 
!width="5%"| NUM ||width="10%" | REFDES || width="15%"|Part# || width="20%"|Desc || width="10%"|Source || width="10%"|Price || width="30%"|Notes
 
|-
 
|-
  
−
|1 || P1 || WM4201-ND || 3 pin, 0.1" molex header || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name=wm4201-nd DIG] || 0.34 || mates with : WM2012-ND and requires pins WM2312-ND or WM1114-ND
+
|1 || P1 || WM4201-ND || 3 pin, 0.1" molex header || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name=wm4201-nd DIG] || 0.43 || mates with : WM2012-ND and requires pins WM2312-ND or WM1114-ND
 
|-
 
|-
  
Line 18: Line 18:
  
  
−
|1 || CO1 || NA  || do not populate|| [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name= DIG] || xx || Note : Cap from Offset to GND not good.
+
|1 || CO1 || NA  || do not populate|| || xx || Note : Cap from Offset to GND not good.
 
|-
 
|-
  
Line 26: Line 26:
  
  
−
|1 || UA1 || INA128UA-ND  || Instrumentation amp, BurrBrown SOIC8 || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name=INA128UA-ND DIG] || ? || gain = 1+50K/RA1
+
|1 || UA1 || INA128UA-ND  || Instrumentation amp, BurrBrown SOIC8 || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name=INA128UA-ND DIG] || 5.80 || gain = 1+50K/RA1
 
|-
 
|-
  
  
  
−
|1 || RA1  || open (gain=1) || RES 1% EIA0805 || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name= DIG] || xx || gain=1+50K/RA1
+
|1 || RA1  || open (gain=1) || RES 1% EIA0805 || || xx || gain=1+50K/RA1
 
|-
 
|-
  
  
−
|1 || RA2 || NA  || do not populate || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name= DIG] || xx || Note : was part of RC filter, but DRV135 input impeedance is "small"
+
|1 || RA2 || NA  || do not populate || || xx || Note : was part of RC filter, but DRV135 input impeedance is "small"
 
|-
 
|-
  
  
−
|1 || CA1 || NA  || do not populate || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name= DIG] || xx || Note : was part of RC filter, but without R, INA128 can't drive C
+
|1 || CA1 || NA  || do not populate || || xx || Note : was part of RC filter, but without R, INA128 can't drive C
 
|-
 
|-
  
  
  
−
|1 || UB1  || DRV135UA-ND  || differential driver SOIC8 || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name=DRV135UA-ND DIG] || ? ||  
+
|1 || UB1  || DRV135UA-ND  || differential driver SOIC8 || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name=DRV135UA-ND DIG] || 4.39 ||  
 
|-
 
|-
  
  
−
|1 || P2 || WM4203-ND  || 5-pin 0.1" molex || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name=WM4203-ND DIG] || ? || mates with WM2014-ND and requires pins WM2312-ND or WM1114-ND
+
|1 || P2 || WM4203-ND  || 5-pin 0.1" molex || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name=WM4203-ND DIG] || 0.59 || mates with WM2014-ND and requires pins WM2312-ND or WM1114-ND
 
|-
 
|-
  
Line 64: Line 64:
  
  
−
|1 || UR1 || TL1431CD-ND || precision adjustable shunt reference in SOIC8 || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name=TL1431CD-ND DIG] || ? ||  
+
|1 || UR1 || 296-10129-1-ND || TL1431 precision adjustable shunt reference in SOIC8 || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name=296-10129-1-ND DIG] || 0.72 ||  
 
|-
 
|-
  
  
−
|1 || CR1 || 399-1563-1-ND  || 10uF, 10V tant 3216  || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name=399-1563-1-ND DIG] || ? || NOTE : >6uF for reference stability, >Vref for cap protection
+
|1 || CR1 || 399-1563-1-ND  || 10uF, 10V tant 3216  || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name=399-1563-1-ND DIG] || 0.22 || NOTE : >6uF for reference stability, >Vref for cap protection
 
|-
 
|-
  
  
−
|2 || RL1, RL2  || RHM1.00KCCT-ND  || 1k EIA0805 || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name=RHM1.00KCCT-ND DIG] || ? || NOTE : value depends on reference voltage, RLx = 0.5 * (Vref-4V) / 3mA
+
|2 || RL1, RL2  || RHM1.00KCCT-ND  || 1k EIA0805 || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name=RHM1.00KCCT-ND DIG] || 0.038 || NOTE : value depends on reference voltage, RLx = 0.5 * (Vref-4V) / 3mA
 
|-
 
|-
  
  
−
|2 || DL1,DL2 || P503CT-ND  || gull wing SMT red LED || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name=P503CT-ND DIG] || ? ||  
+
|2 || DL1,DL2 || P503CT-ND  || gull wing SMT red LED || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name=LN1261C DIG] || 0.33 ||  
 
|-
 
|-
  
−
 
+
|2 || CD1,CD3 || 399-3098-1-ND  || 10u, 16V tant size-A (3216)  || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name=399-3098-1-ND DIG] || 0.24 || ALT : 493-2374-1-ND, C>=1.0u, V>=16V
−
|2 || CD1,CD3 || 399-3098-1-ND  || 10u, 16V tant size-A (3216)  || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name=399-3098-1-ND DIG] || ? ||  
 
 
|-
 
|-
  
  
−
|2 || CD2,CD4 || PCC1828CT-ND  || 0.1u, 25V X7R EIA0805 multilayer ceramic  || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name=PCC1828CT-ND DIG] || ? ||  
+
|2 || CD2,CD4 || PCC1828CT-ND  || 0.1u, 25V X7R EIA0805 multilayer ceramic  || [http://www.digikey.com/scripts/DkSearch/dksus.dll?PName?Name=PCC1828CT-ND DIG] || 0.062 || ALT : multilayer ceramic C>0.047u, C<0.22u
 
|-
 
|-
−
 
  
 
|}
 
|}

Latest revision as of 19:02, 25 June 2005

POT2 Bill of Materials


POT2 (REV-0) 020505
NUM REFDES Part# Desc Source Price Notes
1 P1 WM4201-ND 3 pin, 0.1" molex header DIG 0.43 mates with : WM2012-ND and requires pins WM2312-ND or WM1114-ND
2 RO1, RO3 RHM20.0KCCT-ND 20K 1% EIA0805 DIG 0.038 Note : Adjust value to limit range of offset adjustment
1 CO1 NA do not populate xx Note : Cap from Offset to GND not good.
1 RO2 ST3A103CT-ND 10K 3mm trimpot DIG 1.56 ALT: TC73x-103ect-ND
1 UA1 INA128UA-ND Instrumentation amp, BurrBrown SOIC8 DIG 5.80 gain = 1+50K/RA1
1 RA1 open (gain=1) RES 1% EIA0805 xx gain=1+50K/RA1
1 RA2 NA do not populate xx Note : was part of RC filter, but DRV135 input impeedance is "small"
1 CA1 NA do not populate xx Note : was part of RC filter, but without R, INA128 can't drive C
1 UB1 DRV135UA-ND differential driver SOIC8 DIG 4.39
1 P2 WM4203-ND 5-pin 0.1" molex DIG 0.59 mates with WM2014-ND and requires pins WM2312-ND or WM1114-ND
2 RR1,RR4 RHM698CCT-ND 698 ohm 1% 0805 resistor DIG 0.038 NOTE : Adjust value to provide at least 3ma over total reference current
1 RR2 RHM2.94KCCT-ND 2.94k EIA0805 1% DIG 0.038 Vref = 2.5V + 2.5*RR2/RR3
1 RR3 RHM1.00KCCT-ND 1k EIA0805 1% DIG 0.038
1 UR1 296-10129-1-ND TL1431 precision adjustable shunt reference in SOIC8 DIG 0.72
1 CR1 399-1563-1-ND 10uF, 10V tant 3216 DIG 0.22 NOTE : >6uF for reference stability, >Vref for cap protection
2 RL1, RL2 RHM1.00KCCT-ND 1k EIA0805 DIG 0.038 NOTE : value depends on reference voltage, RLx = 0.5 * (Vref-4V) / 3mA
2 DL1,DL2 P503CT-ND gull wing SMT red LED DIG 0.33
2 CD1,CD3 399-3098-1-ND 10u, 16V tant size-A (3216) DIG 0.24 ALT : 493-2374-1-ND, C>=1.0u, V>=16V
2 CD2,CD4 PCC1828CT-ND 0.1u, 25V X7R EIA0805 multilayer ceramic DIG 0.062 ALT : multilayer ceramic C>0.047u, C<0.22u
Retrieved from "http://mediawiki.dideas.com/index.php?title=POT2_BOM&oldid=2532"