def resistor_from_partkeepr_json(resistor_json):
parameters = resistor_json["parameters"]
if len(resistor_json["manufacturers"]) > 0:
part_number = resistor_json["manufacturers"][0]['partNumber']
manufacturer_name = resistor_json["manufacturers"][0]['name']
else:
part_number = resistor_json['name']
manufacturer_name = None
if 'Part Type' in parameters:
resistor_type = Resistor.Type(parameters["Part Type"]['value'])
else:
resistor_type = None # Resistor.Type.ThinFilmResistor # Resistor.Type(parameters["Resistor Type"]['value'])
working_temperature = working_temperature_range_from_partkeepr_json(parameters)
resistance = parameters["Resistance"]["value"]
tolerance = tolerance_from_partkeepr_json(parameters['Tolerance']) if 'Tolerance' in parameters else None
return Resistor(resistor_type=resistor_type,
manufacturer=manufacturer_name,
partnumber=part_number,
working_temperature_range=working_temperature,
series=None,
resistance=resistance,
tolerance=tolerance,
power=parameters["Power"]['valueMax'] if 'Power' in parameters else None,
max_working_voltage=parameters["Voltage"]['valueMax'] + "V" if 'Voltage' in parameters else None,
case=resistor_json['footprint'],
note="")
def to_resistor(part):
return Resistor(resistor_type=None,
manufacturer=part.get_manufacturer_name(),
partnumber=part.get_manufacturer_part_number(),
working_temperature_range=temperature_range_to_unit(part),
series=None,
resistance=resistance_paremeter_to_unit(part),
power=power_parameter_to_unit(part),
max_working_voltage=working_voltage_parameter_to_unit(part),
tolerance=None,
case=part.get_footprint(),
note=part.get_comment())
def decode_match(match):
return Resistor(resistor_type=resistor_type[match.group(1)],
manufacturer="Yageo",
partnumber=match.group(1) + match.group(2) + match.group(3) + match.group(4) + match.group(
5) + match.group(6) + match.group(7) + match.group(8),
working_temperature_range=TemperatureRange(Decimal('-55'), Decimal('155')),
series=match.group(1),
resistance=resistance_string_to_ohm(match.group(7)),
power=power[match.group(2)],
max_working_voltage=max_working_voltage[match.group(2)],
tolerance=tolerance[match.group(3)],
case=size[match.group(2)],
note=series[match.group(1)])
def decode_match(match):
return Resistor(resistor_type=resistor_type[match.group(1)],
manufacturer="Bourns",
partnumber=match.group(1) + match.group(2) + match.group(3) + match.group(4) + match.group(
5) + match.group(6),
working_temperature_range=working_temperature_range[match.group(1)],
series=match.group(1),
resistance=resistance_string_to_ohm(match.group(3)),
power=Decimal('0.125') if match.group(4) + match.group(5) == "J2" else Decimal('0.25'),
max_working_voltage='25V' if match.group(1) + match.group(4) + match.group(
5) == "CAY16J8" else '50V',
tolerance=tolerance[match.group(4)],
case=size[match.group(1)][match.group(4) + match.group(5)],
note=series[match.group(1)])
def decode_match_CHV(match):
note = series[match.group(1)] + ", TCR=" + tcr[match.group(5)] + ", " + termination[match.group(9)] +\
", Packing: " + packing[match.group(8)]
return Resistor(resistor_type=resistor_type[match.group(1)],
manufacturer="Bourns",
partnumber=match.group(1) + match.group(2) + match.group(3) + match.group(4) + match.group(
5) + match.group(6) + match.group(7) + match.group(8) + match.group(9),
working_temperature_range=working_temperature_range[match.group(1)],
series=match.group(1),
resistance=resistance_string_to_ohm(match.group(7)),
power=power[match.group(2)],
max_working_voltage=maximum_working_voltage[match.group(2)],
tolerance=tolerance[match.group(4)],
case=match.group(2),
note=note)
def decode_match_PAT_PNM(match):
series_name = match.group(1)
return Resistor(
resistor_type=resistor_type[match.group(1)],
manufacturer="Vishay",
partnumber=match.group(1) + match.group(2) + match.group(3) +
match.group(4) + match.group(5) + match.group(6) + match.group(7),
working_temperature_range=TemperatureRange(Decimal('-55'),
Decimal('155')),
series=series_name,
resistance=resistance_string_to_ohm(match.group(4)),
power=power[series_name][match.group(2)],
max_working_voltage=max_working_voltage[series_name][match.group(2)],
tolerance=tolerance[match.group(5)],
case=size[match.group(2)],
note=series[series_name])
def decode_match(match):
series_name = match.group(1)
size_name = size[match.group(2)]
partnumber = match.group(1) + match.group(2) + match.group(
3) + match.group(4)
resistance = resistance_string_to_ohm(match.group(4))
note = series[series_name] + ", TCR=" + temperature_coefficient[
series_name](resistance)
return Resistor(
resistor_type=resistor_type[series_name],
manufacturer="TE Connectivity",
partnumber=partnumber,
working_temperature_range=working_temperature_range[series_name],
series=series_name,
resistance=resistance,
power=power_rating[size_name],
max_working_voltage=max_working_voltage[size_name],
tolerance=tolerance[match.group(3)],
case=size_name,
note=note)
def decode_match(match):
series_name = match.group(1)
partnumber = match.group(1) + match.group(2) + match.group(
3) + match.group(4) + match.group(5) + match.group(6)
partnumber += match.group(7) if match.group(7) is not None else ''
is_e3 = 'e3' if series_name == "TNPW" and match.group(
6) in packing_type_TNPWe3 else ''
return Resistor(
resistor_type=resistor_type[match.group(1)],
manufacturer="Vishay",
partnumber=partnumber,
series=series_name,
working_temperature_range=TemperatureRange(Decimal('-55'),
Decimal('155')),
resistance=resistance_string_to_ohm(match.group(3)),
power=power[series_name + is_e3][match.group(2)],
max_working_voltage=max_working_voltage[series_name +
is_e3][match.group(2)],
tolerance=tolerance[match.group(4)],
case=size[match.group(2)],
note=series[series_name])
def decode_match(match):
series_name = match.group(1)
size_name = size[match.group(2)]
partnumber = match.group(1) + match.group(2) + match.group(
3) + match.group(4) + match.group(5) + match.group(6) + match.group(
7) + match.group(8)
resistance = resistance_string_to_ohm(match.group(8))
note = series[series_name] + ", TCR=" + temperature_coefficient_RL[
size_name](resistance)
return Resistor(
resistor_type=resistor_type[series_name],
manufacturer="Thunder",
partnumber=partnumber,
working_temperature_range=working_temperature_range[series_name],
series=series_name,
resistance=resistance,
power=power_rating_high_power[size_name]
if match.group(6) == "7W" else power_rating_standard,
max_working_voltage=max_working_voltage[size_name],
tolerance=tolerance[match.group(3)],
case=size_name,
note=note)
def decode_match(match):
size_name = size[match.group(1)]
partnumber = match.group(1) + match.group(2) + match.group(
3) + match.group(4) + match.group(5)
partnumber += match.group(6) if match.group(6) is not None else ""
partnumber += match.group(7) if match.group(7) is not None else ""
array = ['2D02', '4D02', '4D03', '10P8', '16P8']
return Resistor(
resistor_type=Resistor.Type.ThickFilmResistorArray
if match.group(1) in array else Resistor.Type.ThickFilmResistor,
manufacturer="Royal Ohm",
partnumber=partnumber,
working_temperature_range=TemperatureRange(Decimal('-55'),
Decimal('155')),
series='',
resistance=resistance_string_to_ohm(match.group(4)),
power=power[match.group(2)],
max_working_voltage=max_working_voltage[size_name],
tolerance=tolerance[match.group(3)],
case=size_name,
note=special_feature[match.group(7)]
if match.group(7) is not None else "")