def test_royal_ohm(self):
decoded = resistors_partname_decoder.resolve("1206S4J0100T5E")
self.assertEqual(Resistor.Type.ThickFilmResistor, decoded.type)
self.assertEqual('Royal Ohm', decoded.manufacturer)
self.assertEqual('1206S4J0100T5E', decoded.partnumber)
self.assertEqual(TemperatureRange(Decimal('-55'), Decimal('155')), decoded.working_temperature_range)
self.assertEqual('', decoded.series)
self.assertEqual(Resistance('10'), decoded.resistance)
self.assertEqual(Tolerance('5%'), decoded.tolerance)
self.assertEqual(Power('0.25'), decoded.power)
self.assertEqual('200V', decoded.max_working_voltage)
self.assertEqual('1206', decoded.case)
self.assertEqual('Lead (Pb) Free Plating Type/ RoHS compliant', decoded.note)
decoded = resistors_partname_decoder.resolve("4D02WGJ0240T")
self.assertEqual(Resistor.Type.ThickFilmResistorArray, decoded.type)
self.assertEqual('Royal Ohm', decoded.manufacturer)
self.assertEqual('4D02WGJ0240T', decoded.partnumber)
self.assertEqual(TemperatureRange(Decimal('-55'), Decimal('155')), decoded.working_temperature_range)
self.assertEqual('', decoded.series)
self.assertEqual(Resistance('24'), decoded.resistance)
self.assertEqual(Tolerance('5%'), decoded.tolerance)
self.assertEqual(Power('0.0625'), decoded.power)
self.assertEqual('50V', decoded.max_working_voltage)
self.assertEqual('4D02', decoded.case)
self.assertEqual('', decoded.note)
def test_bourns(self):
with self.subTest("CAT16-220J4LF"):
decoded = resistors_partname_decoder.resolve("CAT16-220J4LF")
self.assertEqual(Resistor.Type.ThickFilmResistorArray, decoded.type)
self.assertEqual('Bourns', decoded.manufacturer)
self.assertEqual('CAT16-220J4LF', decoded.partnumber)
self.assertEqual(TemperatureRange(Decimal('-55'), Decimal('125')), decoded.working_temperature_range)
self.assertEqual('CAT16', decoded.series)
self.assertEqual(Resistance('22'), decoded.resistance)
self.assertEqual(Tolerance('5%'), decoded.tolerance)
self.assertEqual(Power('0.25'), decoded.power)
self.assertEqual('50V', decoded.max_working_voltage)
self.assertEqual('1206', decoded.case)
self.assertEqual('Concave Terminations', decoded.note)
with self.subTest("CHV0603-FX-2203ELF"):
decoded = resistors_partname_decoder.resolve("CHV0603-FX-2203ELF")
self.assertEqual(Resistor.Type.ThickFilmResistor, decoded.type)
self.assertEqual('Bourns', decoded.manufacturer)
self.assertEqual('CHV0603-FX-2203ELF', decoded.partnumber)
self.assertEqual(TemperatureRange(Decimal('-55'), Decimal('155')), decoded.working_temperature_range)
self.assertEqual('CHV', decoded.series)
self.assertEqual(Resistance('220k'), decoded.resistance)
self.assertEqual(Tolerance('1%'), decoded.tolerance)
self.assertEqual(Power('0.1'), decoded.power)
self.assertEqual('200V', decoded.max_working_voltage)
self.assertEqual('0603', decoded.case)
self.assertEqual('Thick Film High Voltage Chip Resistors, TCR=100ppm/K, Tin-plated (RoHS compliant), Packing: Unknown', decoded.note)
with self.subTest("CHV0603-JW-105ELF "):
decoded = resistors_partname_decoder.resolve("CHV0603-JW-105ELF ")
self.assertEqual(Resistor.Type.ThickFilmResistor, decoded.type)
self.assertEqual('Bourns', decoded.manufacturer)
self.assertEqual('CHV0603-JW-105ELF', decoded.partnumber)
self.assertEqual(TemperatureRange(Decimal('-55'), Decimal('155')), decoded.working_temperature_range)
self.assertEqual('CHV', decoded.series)
self.assertEqual(Resistance('1M'), decoded.resistance)
self.assertEqual(Tolerance('5%'), decoded.tolerance)
self.assertEqual(Power('0.1'), decoded.power)
self.assertEqual('200V', decoded.max_working_voltage)
self.assertEqual('0603', decoded.case)
self.assertEqual('Thick Film High Voltage Chip Resistors, TCR=200ppm/K, Tin-plated (RoHS compliant), Packing: Unknown', decoded.note)
def test_vishay(self):
decoded = resistors_partname_decoder.resolve("CRCW0805562RFKTA")
self.assertEqual(Resistor.Type.ThickFilmResistor, decoded.type)
self.assertEqual('Vishay', decoded.manufacturer)
self.assertEqual('CRCW0805562RFKTA', decoded.partnumber)
self.assertEqual(TemperatureRange(Decimal('-55'), Decimal('155')), decoded.working_temperature_range)
self.assertEqual('CRCW', decoded.series)
self.assertEqual(Resistance('562'), decoded.resistance)
self.assertEqual(Tolerance('1%'), decoded.tolerance)
self.assertEqual(Power('0.125'), decoded.power)
self.assertEqual('150V', decoded.max_working_voltage)
self.assertEqual('0805', decoded.case)
self.assertEqual('Lead (Pb)-Bearing Thick Film, Rectangular Chip Resistors', decoded.note)
def test_yaego(self):
decoded = resistors_partname_decoder.resolve("RC0402FR-07100RL")
self.assertEqual(Resistor.Type.ThickFilmResistor, decoded.type)
self.assertEqual('Yageo', decoded.manufacturer)
self.assertEqual('RC0402FR-07100RL', decoded.partnumber)
self.assertEqual(TemperatureRange(Decimal('-55'), Decimal('155')), decoded.working_temperature_range)
self.assertEqual('RC', decoded.series)
self.assertEqual(Resistance('100'), decoded.resistance)
self.assertEqual(Tolerance('1%'), decoded.tolerance)
self.assertEqual(Power('0.0625'), decoded.power)
self.assertEqual('50V', decoded.max_working_voltage)
self.assertEqual('0402', decoded.case)
self.assertEqual('General purpose chip resistors', decoded.note)
def test_tolerance(self):
self.assertEqual("\u00B110%", str(Tolerance('10%')))
self.assertEqual("\u00B110%", str(Tolerance('-10%', '+10%')))
self.assertEqual("-10%...+20%", str(Tolerance('-10%', '+20%')))
self.assertEqual("\u00B11mΩ", str(Tolerance('1mR')))
self.assertEqual("\u00B11kΩ", str(Tolerance('-1k', '+1k')))
self.assertEqual("-1kΩ...+2kΩ", str(Tolerance('-1k', '+2k')))
with self.assertRaises(ValueError):
Tolerance('-20%')
def test_thunder(self):
decoded = resistors_partname_decoder.resolve("RL2512JK-7W 0R33")
self.assertIsNotNone(decoded)
self.assertEqual(Resistor.Type.ThickFilmResistor, decoded.type)
self.assertEqual('Thunder', decoded.manufacturer)
self.assertEqual('RL2512JK-7W 0R33', decoded.partnumber)
self.assertEqual(TemperatureRange(Decimal('-55'), Decimal('155')), decoded.working_temperature_range)
self.assertEqual('RL', decoded.series)
self.assertEqual(Resistance('0.33'), decoded.resistance)
self.assertEqual(Tolerance('5%'), decoded.tolerance)
self.assertEqual(Power('2'), decoded.power)
self.assertEqual('200V', decoded.max_working_voltage)
self.assertEqual('2512', decoded.case)
self.assertEqual('Thick Film Chip Resistor, TCR=1500ppm/K', decoded.note)
def test_te_connectivity(self):
decoded = resistors_partname_decoder.resolve("CRGCQ1206F120R")
self.assertIsNotNone(decoded)
self.assertEqual(Resistor.Type.ThickFilmResistor, decoded.type)
self.assertEqual('TE Connectivity', decoded.manufacturer)
self.assertEqual('CRGCQ1206F120R', decoded.partnumber)
self.assertEqual(TemperatureRange(Decimal('-55'), Decimal('155')), decoded.working_temperature_range)
self.assertEqual('CRGCQ', decoded.series)
self.assertEqual(Resistance('120'), decoded.resistance)
self.assertEqual(Tolerance('1%'), decoded.tolerance)
self.assertEqual(Power('0.250'), decoded.power)
self.assertEqual('200V', decoded.max_working_voltage)
self.assertEqual('1206', decoded.case)
self.assertEqual('AEC-Q200 compliant Thick Film Chip Resistor, TCR=100ppm/K', decoded.note)
lambda resistance: "400ppm/K"
if resistance <= Decimal('10') else "200ppm/K"
if resistance <= Decimal('100') else "100ppm/K"
}
size = {
'0402': '0402',
'0603': '0603',
'0805': '0805',
'1206': '1206',
'1210': '1210',
'2010': '2010',
'2512': '2512'
}
tolerance = {'F': Tolerance('1%'), 'J': Tolerance('5%')}
max_working_voltage = {
'0402': '50V',
'0603': '75V',
'0805': '150V',
'1206': '200V',
'1210': '200V',
'2010': '200V',
'2512': '200V'
}
power_rating = {
'0402': Decimal('0.0625'),
'0603': Decimal('0.1'),
'0805': Decimal('0.125'),
'WG': Decimal('0.0625'),
'WA': Decimal('0.1'),
'W8': Decimal('0.125'),
'W4': Decimal('0.25'),
'W2': Decimal('0.5'),
'1W': Decimal('1'),
'SA': Decimal('0.1'),
'S8': Decimal('0.125'),
'S4': Decimal('0.25'),
'S3': Decimal('0.333'),
'07': Decimal('0.75'),
'U2': Decimal('0.5')
}
tolerance = {
'D': Tolerance('0.5%'),
'F': Tolerance('1%'),
'G': Tolerance('2%'),
'J': Tolerance('5%')
}
packing_type = {'T': "Tape/Reel"}
packing_quantity = {
'1': '1000pcs',
'2': '2000pcs',
'4': '4000pcs',
'5': '5000pcs',
'A': '500pcs',
'C': '10000pcs',
'D': '20000pcs',
def test_equality_operator(self):
self.assertEqual(Tolerance('-20%', '20%'), Tolerance('20%'))
'0603': '0603',
'0805': '0805',
'0508': '0508',
'1206': '1206',
'0612': '0612',
'1210': '1210',
'1812': '1812',
'1218': '1218',
'2010': '2010',
'1020': '1020',
'2512': '2512',
'1225': '1225'
}
tolerance = {
'B': Tolerance('0.1%'),
'C': Tolerance('0.25%'),
'D': Tolerance('0.5%'),
'F': Tolerance('1%'),
'G': Tolerance('2%'),
'J': Tolerance('5%'),
'Z': Tolerance('0%')
}
temperature_coefficient = {
'Y': '10ppm/K',
'X': '15ppm/K',
'E': '25ppm/K',
'H': '50ppm/K',
'K': '100ppm/K',
'L': '200ppm/K',