helping Anelok (was Re: Anelok: one more MCU - maybe an idea for later)

Werner Almesberger werner at almesberger.net
Sat Dec 27 04:44:55 UTC 2014


Ron K. Jeffries wrote:
> I know a great small shop in Goleta, CA that does high-quality short run
> stuff by hand. They are awesome and not expensive.

Excellent !

> I would need serious help with parts.

Ordering them is easy :-) I have some scripts (*) that generate a
shopping list (priced BOM) straight from the schematics. An example
is below.

(*) cd anelok/hw; make sch; click on "BOM" and save; exit eeschema;
    cd ../bom; make cache; make shop N=20

Note: all this is "cut tape", suitable for manual soldering. Machines
typically want reels, so one either has to get full reels (makes sense
for things like resistors where the reel itself costs about as much as
the 1-10k resistors on it) or have the tape strips put on reels for
the SMT process.

> Naturally the assembly house will source parts but that incurs a markup.

Yes, and they may have local stock for things like standard resistors
and capacitors.

- Werner

- - - - - - - - - - - - - - - - - cut here - - - - - - - - - - - - - - - - - -

Priced BOM for 20 units. Second column shows roughly to which subsystem
a part belongs.

    20 RF        DIGI-KEY  CC2543RHBR/296-35579-1-ND                  90.3000
                 IC SOC 2.4GHZ RF 32QFN
    20 Power     DIGI-KEY  1059/1059K-ND                              27.6400
                 HOLDER BATT COIN CELL 2032 LITH
    25 RF        DIGI-KEY  2450BM15A0002E/712-1536-1-ND               13.5300
                 BALUN JTI MATCHED ZIGBEE
    25 RF        DIGI-KEY  MCR01MRTF5602/RHM56.0KCDCT-ND               0.2300
                 RES 56K OHM 1/16W 1% 0402 SMD
    20 Display   DIGI-KEY  EMK107F225ZA-T/587-1263-1-ND                1.6800
                 CAP CER 2.2UF 16V Y5V 0603
    20 Display   EASTRISING ER-OLED013-1                             106.2000
    50 USB       DIGI-KEY  RC1005J330CS/1276-4340-1-ND                 0.3500
                 RES 33 OHM 1/16W 5% 0402
    50 Power     DIGI-KEY  GRM188R60J475ME19D/490-5421-1-ND            2.3000
                 CAP CER 4.7UF 6.3V 20% X5R 0603
    25 Power     DIGI-KEY  RC1608J000CS/1276-3510-1-ND                 0.1200
                 RES 0.0 OHM 1/10W JUMP 0603
   140 CPU       DIGI-KEY  CL05A104MP5NNNC/1276-1443-1-ND              0.7700
                 CAP CER 0.1UF 10V 20% X5R 0402
    25 Display   DIGI-KEY  RC1005J271CS/1276-4362-1-ND                 0.2300
                 RES 270 OHM 1/16W 5% 0402
    20 RF        DIGI-KEY  CUS-12TB/563-1102-1-ND                     13.7400
                 SWITCH SLIDE SPDT LOW PROF 4V
    20 USB       DIGI-KEY  10104111-0001LF/609-4053-1-ND              14.8400
                 CONN RCPT STD MICRO USB TYPE AB
    20 USB       DIGI-KEY  ZLLS400TA/ZLLS400TACT-ND                    8.5200
                 DIODE SCHOTTKY 40V 0.52A SOD323
   140 USB       DIGI-KEY  EZJ-P0V080GA/P14130CT-ND                   21.1120
                 VARISTOR 8V 3A 0402
    20 RF        DIGI-KEY  GRM1555C1H221JA01D/490-1293-1-ND            0.6400
                 CAP CER 220PF 50V 5% NP0 0402
    20 Storage   DIGI-KEY  101-00660-68-6/101-00660-68-6-1-ND         32.9800
                 CONN MINI MICRO-SD 8PIN PCB GOLD
   160 CPU       DIGI-KEY  GRM155R60J105KE19D/490-1320-1-ND            2.6080
                 CAP CER 1UF 6.3V 10% X5R 0402
    20 RF        DIGI-KEY  NX3225SA-32.000MHZ-STD-CSR-1/644-1056-1-ND 13.7000
                 CRYSTAL 32MHZ 8PF SMD
    50 RF        DIGI-KEY  CL05C120JB5NNNC/1276-1178-1-ND              0.3500
                 CAP CER 12PF 50V 5% NP0 0402
    20 Power     DIGI-KEY  CIG22L4R7MNE/1276-6213-1-ND                 3.4000
                 INDUCTOR POWER 4.7UH 1.1A 1008
    20 Power     DIGI-KEY  AAT1217ICA-3.3-T1/863-1496-1-ND             8.8000
                 IC REG BOOST 3.3V 0.5A TSOT23-6
    60 USB       DIGI-KEY  DMG1012T-7/DMG1012T-7DICT-ND               12.2400
                 MOSFET N-CH 20V 630MA SOT-523
    40 Power     DIGI-KEY  CL31A107MQHNNNE/1276-1782-1-ND             34.0160
                 CAP CER 100UF 6.3V 20% X5R 1206
    20 CPU       DIGI-KEY  ST3215SB32768H5HPWAA/478-5428-1-ND         12.6200
                 CRYSTAL 32.768KHZ 12.5PF SMD
    50 Display   DIGI-KEY  RC1005J105CS/1276-4448-1-ND                 0.3500
                 RES 1M OHM 1/16W 5% 0402
    60 RF        DIGI-KEY  RC1005J000CS/1276-3480-1-ND                 0.1680
                 RES 0.0 OHM 1/16W JUMP 0402
    25 CPU       DIGI-KEY  CC0603ZRY5V5BB225/311-1452-1-ND             1.4200
                 CAP CER 2.2UF 6.3V Y5V 0603
    25 Display   DIGI-KEY  RC1005F684CS/1276-4276-1-ND                 0.2500
                 RES 680K OHM 1/16W 1% 0402
    20 Display   DIGI-KEY  LTST-C190KRKT/160-1436-1-ND                 4.3600
                 LED SUPER RED CLEAR 0603 SMD
    25 Display   DIGI-KEY  CL10A475KO8NNNC/1276-1784-1-ND              3.7100
                 CAP CER 4.7UF 16V 10% X5R 0603
    50 Power     DIGI-KEY  ERJ-2GEJ101X/P100JCT-ND                     0.6900
                 RES 100 OHM 1/10W 5% 0402 SMD
    20 CPU       MOUSER    841-MKL26Z128VFT4                          72.6000
                 ARM Microcontrollers - MCU CORTEX M0+ 128K FLASH
    60 Power     DIGI-KEY  MCR01MRTF8202/RHM82KCDCT-ND                 0.6240
                 RES 82K OHM 1/16W 1% 0402 SMD
    60 USB       DIGI-KEY  DMG1013T-7/DMG1013T-7DICT-ND               15.4800
                 MOSFET P-CH SOT-523
Total: 522.57, 26.13 each



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