view lunalcd2/src/MCL @ 69:fa13dce94843

lunalcd2/src/MCL: resistor parts nailed down
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 26 Jun 2021 21:16:08 +0000
parents 8bfa10553e36
children
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# Capacitors

# LCD module bypass cap
C1:
 hier=LCD_bypass_cap
 value=100nF
 footprint=0603
 description=Ceramic chip capacitor, X7R, 0.1 uF, 0603
 manufacturer=Yageo
 manufacturer_part_number=CC0603KRX7R9BB104
 vendor=Digi-Key
 vendor_part_number=311-1344-1-ND
 npins=2

# Connectors

# main ribbon cable interface
J1:
 hier=main_if
 footprint=file:HEADER26_Shrouded
 description=Header, 0.100", dual row, 26 posts
 manufacturer=Molex
 manufacturer_part_number=0901310133
 vendor=Digi-Key
 vendor_part_number=WM50035-26-ND
 npins=26

# VBAT supply for backlight
J2:
 hier=VBAT_conn
 footprint=JUMPER2
 description=Header, 0.100", 2 posts
 manufacturer=Molex
 manufacturer_part_number=0901200922
 vendor=Digi-Key
 vendor_part_number=WM12812-ND
 npins=2

# LCD module

LCD1:
 hier=lcd.pkg
 manufacturer=Formike
 device=KWH020ST23-F01
 part=yes
 description=LCD module, direct solder attachment
 footprint=file:KWH020ST23-F01
 npins=36

# Resistors

# pull-down on BL_EN input
R1:
 hier=BL_EN_pulldown
 footprint=0603
 value=100k
 description=Chip resistor, 100 kOhm, 0603
 manufacturer=Yageo
 manufacturer_part_number=RC0603FR-07100KL
 vendor=Digi-Key
 vendor_part_number=311-100KHRCT-ND
 npins=2

# 1 mA LED current
R2:
 hier=bl_current_sink.cursel.R_1mA
 footprint=0402
 value=365k
 description=Chip resistor, 365 kOhm, 0402
 manufacturer=Yageo
 manufacturer_part_number=RC0402FR-07365KL
 vendor=Digi-Key
 vendor_part_number=YAG3133CT-ND
 npins=2

# 2 mA LED current
R3:
 hier=bl_current_sink.cursel.R_2mA
 footprint=0402
 value=182k
 description=Chip resistor, 182 kOhm, 0402
 manufacturer=Yageo
 manufacturer_part_number=RC0402FR-07182KL
 vendor=Digi-Key
 vendor_part_number=YAG3015CT-ND
 npins=2

# 4 mA LED current
R4:
 hier=bl_current_sink.cursel.R_4mA
 footprint=0402
 value=90.9k
 description=Chip resistor, 90.9 kOhm, 0402
 manufacturer=Vishay Dale
 manufacturer_part_number=CRCW040290K9FKEDC
 vendor=Digi-Key
 vendor_part_number=541-4116-1-ND
 npins=2

# 8 mA LED current
R5:
 hier=bl_current_sink.cursel.R_8mA
 footprint=0402
 value=45.3k
 description=Chip resistor, 45.3 kOhm, 0402
 manufacturer=Yageo
 manufacturer_part_number=RC0402FR-0745K3L
 vendor=Digi-Key
 vendor_part_number=311-45.3KLRCT-ND
 npins=2

# LCD power supply current measurement
R6:
 hier=LCD_current_meas
 footprint=0603
 value=10R
 description=Chip resistor, 10 ohm, 0603
 manufacturer=Vishay Dale
 manufacturer_part_number=CRCW060310R0FKEAC
 vendor=Digi-Key
 vendor_part_number=541-3952-1-ND
 npins=2

# DIP switch pack

SW1:
 hier=bl_current_sink.cursel.dipsw
 manufacturer=CUI
 manufacturer_part_number=DS04-254-1-04BK-SMT
 description=DIP switch pack, 4xSPST, 2.54 mm pitch, SMT
 vendor=Digi-Key
 vendor_part_number=2223-DS04-254-1-04BK-SMT-ND
 footprint=DS04_254_04
 npins=8

# MAX1916 backlight IC

U1:
 hier=bl_current_sink.MAX1916.pkg
 manufacturer=Maxim
 device=MAX1916
 part=yes
 description=IC LED driver, SOT23-6
 vendor=Digi-Key
 vendor_part_number=MAX1916EZT+TCT-ND
 footprint=file:SOT23-6
 npins=6