aa8fd2c5cb
sch: Update PN and Comments
2023-12-13 11:29:00 +08:00
8b3d5d8e44
sch: Not to include TPs in BOM. Add prod comments
...
- LTC6655 Vref adds production comments
2023-11-30 16:14:59 +08:00
08133e5e95
sch, pcb: Add TAN Caps to all LT304x SET Pin
...
- Prevent noise due to microphonics to be amplified by internal Amp
- Remove the input TAN Caps as LT304x PSRR is very good
- Replace TAN Caps in the 12V input side to be ELEC Cap
- Save cost
2023-11-29 15:06:26 +08:00
13720b3ccc
Reassign Reference Designators for all Symbols
2023-11-29 10:47:38 +08:00
a8ac943190
Cleanup and Update Modification Date
2023-11-28 11:44:52 +08:00
83506fd3c6
sch, pcb: add tantalum C0G Caps for 8V out LT3045
2023-11-27 17:37:52 +08:00
e7a7eee202
sch, pcb: Remove X7R, X5R at input LT304x
...
- Reduce the number of Tantalum Capacitor Used
- Replace some non critical ones with Electrolytic Caps
2023-11-27 17:37:52 +08:00
43903708c3
sch, pcb: Replace FB of -6V +15V LDO with inductor
...
- Build a Pi LPF on the input side
2023-11-27 17:37:52 +08:00
2cbab29c4e
sch, pcb: Add LEDs and TPs to Critical Power Rails
2023-11-27 17:37:52 +08:00
0b99a8f119
sch, pcb: Correct MFR/PN and optimize BOM
2023-11-10 15:18:22 +08:00
cd679cf0da
sch: Update Title Block Info
...
- rev0.3 -> rev0_3
- Correct the title of each schematics
- Update the modified time
2023-11-10 15:18:21 +08:00
2a6ad78f51
pcb: Finish Layout for rev0_3
...
- Assign MFR_PN for all Components
- schematics changes:
- drivestage: Add Switch to optionally enable Modulation Signal Termination
- Add alternate Precision Power Resistor
- Modify the RC network values at TIA LPF Output
- MCU: Add Redundant 2.54mm pitch Programming Header
- thermostat: Duplicate the power filter network for alternate Temperature ADC
2023-11-02 15:24:26 +08:00
0c3c8a3fd1
sch: Update power related flags and nets symbols
...
- Update the symbol from the kicad 7 built-in library
- Remove ERC warnings
2023-10-31 10:29:43 +08:00
f732b9944a
sch: Fix Issue #14
2023-10-25 17:36:20 +08:00
566bf0317a
sch: Fix Issue #15
2023-10-25 17:36:14 +08:00
fcdabaee9c
Mirgrate to kicad7
2023-10-12 12:26:04 +08:00
Alex Wong Tat Hang
ad982265b2
improve relay power circuitry
2022-09-09 14:37:19 +08:00
Alex Wong Tat Hang
facb6df2cf
placement v2
2022-09-04 23:06:16 +08:00
Alex Wong Tat Hang
82f609d00a
sync
2022-08-31 21:11:43 +08:00
Alex Wong Tat Hang
97a0bc6a32
import sch to pcb
2022-08-25 16:03:20 +08:00
Alex Wong Tat Hang
8d0d1c40e2
change diodes
2022-08-20 23:22:43 +08:00
Alex Wong Tat Hang
583755c3ac
change PD LD circuit
2022-08-20 22:38:59 +08:00
Alex Wong Tat Hang
85c83eedf2
change damper
2022-08-20 18:28:01 +08:00
Alex Wong Tat Hang
9d23481ea9
fixes
2022-08-18 19:18:25 +08:00
TopQuark12
65667ce44f
v 0.2 schematics
2022-08-18 15:47:33 +08:00
Alex Wong Tat Hang
5227b8738b
add V01 production files, bug fixes
2022-08-05 05:04:05 +08:00
Alex Wong Tat Hang
ea71003c8b
more routing
2022-07-06 22:24:28 +08:00
Alex Wong Tat Hang
beab99681b
complete placement
2022-07-05 19:35:37 +08:00
TopQuark12
34240531a6
Complete BOM, FP assignment
2022-07-04 16:41:18 +08:00
Alex Wong Tat Hang
723f7c95f6
first draft complete
2022-07-04 09:33:43 +08:00
Alex Wong Tat Hang
e00406075f
complete mcu
2022-07-04 01:04:13 +08:00
Alex Wong Tat Hang
0007697662
add USB
2022-07-03 20:27:09 +08:00
Alex Wong Tat Hang
674219b7e3
add PoE
2022-07-02 19:26:18 +08:00
cb00692661
analog supply complete
2022-06-16 18:28:23 +08:00
a1eddb8c80
before beer
2022-06-16 18:05:40 +08:00
