OSH Park
Shared projects
BLDC4
by klempnertommy.
4
layer board of
1.52x2.33
inches
(38.66x59.16
mm).
Shared on
November 15th, 2014 13:21.
BLDC
Dual H-Bridge Motor Controller
by ctribe.
2
layer board of
1.59x2.45
inches
(40.26x62.26
mm).
Shared on
November 15th, 2014 07:39.
This board controls the rotation direction of two brushed DC motors based on 4 switches. The switches connect to the board via and RJ-45 connector and screw terminals for all other connections.
CCBoost HC™ v0.4 by rhd
by LightningStalker.
2
layer board of
0.56x0.49
inches
(14.22x12.52
mm).
Shared on
November 15th, 2014 05:44.
High Current Open Source Boost Driver
D1: 568-6753-1-ND - Diode Schottky 30V 5A
C1, C2, C3, C4: 445-8047-1-ND - 1206 47uF 25V Capacitor
RSENSE1&2: RL12S.15FCT-ND 0.15 Ohm 0805
RSET: Choose
IC1: EUP2573
IC2: ZXCT1009FCT-ND - ZXCT1009
IC3: SIS412DN-T1-GE3CT-ND - N-Channel Mosfet
INDUCTOR OPTIONS:
ASPI-1040HI-100M-T05CT-ND - Abracon 10 uH 8.5A Sat
SRP1040-150MCT-ND - Bourns 15 uH 7A Sat
SRP1040-100MCT-ND - Bourns 10 uH 9A Sat
541-1295-1-ND - Vishay Dale 10 uH 12A Sat
732-3391-1-ND - Wurth Electronics Inc - 10 uH 12.5A Sat
0.075 Ohm RSense
FB Voltage = 0.01 x VSense * RSet
0.6 = 0.01 * (RSense * Current) * RSet
0.6 = 0.01 * 0.075 * Current * RSet
0.6 = 0.00075 * Current * RSet
800 = Current * RSet
RSet = 800 / Current
See this page for more details.
See the following page for details.
http://laserpointerforums.com/f67/open-source-cc-boost-2-4-amp-boost-driver-rc1-89556.html
Mini 328 A
by OnyxRobots.
2
layer board of
1.80x1.05
inches
(45.72x26.67
mm).
Shared on
November 15th, 2014 05:42.
2014-11-14 atmega 328 host board
Mini Stick V3 - Atmega 328P Ardweeny style
by Firebirduino.
2
layer board of
1.73x0.59
inches
(43.84x14.91
mm).
Shared on
November 15th, 2014 03:11.
Low cost version of the Mini Stick using low cost socket strips. Atmega328P DIP module in Ardweeny style for prototyping, Arduino UNO compatible, made with all through hole parts, including a16 MHz crystal and a reverse polarity protection diode for USB port. No soldering is required on Atmega328P’s pins.
See details at: http://www.firebirduino.com/mini_stick/