Wire Bondable Ceramic Resistors WBA Series • High resistor density • Lower stray capacitance • Proven TaNFilm® on ceramic technology IRC’s WBA series wire bondable ceramic resistors are ideally suited for your most demanding hybrid application. IRC’s TaNFilm® tantalum nitride thin film technology has years of proven stability, reliability and moisture performance. IRC’s WBA series of ceramic chip resistors offer a wide range of tolerances and temperature coefficients to fit a variety of hybrid circuit applications. Custom resistance values, sizes and schematics are also available on request to the factory. For high performance wire bondable ceramic resistors for hybrid circuit application, specify IRC WBA series resistors. Physical Data to ±0.1% Ratio Tolerance to ±0.05% Absolute TCR to ±25ppm/°C Tracking TCR to ±2ppm/°C Package Power Rating (@ 70°C) T0303 - Tapped network 0.030˝ ±0.001 Absolute Tolerance 250mW Rated Operating Voltage (not to exceed √ P x R ) 100V Operating Temperature (0.762mm ±0.025) Electrical Data -55°C to +150°C Noise <-30dB 0.004˝ min Bond Pads 0.030˝ ±0.001 (0.762mm ±0.025) Substrate Material 99.6% Alumina 0.015˝ ±0.002 (0.381mm ±0.05) Substrate Thickness Bond Pad Metallization Backside Gold: 30KÅ minimum Ceramic (gold available) ½R ½R General Note IRC reserves the right to make changes in product specification without notice or liability. All information is subject to IRC’s own data and is considered accurate at time of going to print. © IRC Advanced Film Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com A subsidiary of TT electronics plc WBA Series Issue January 2009 Sheet 1 of 3 Wire Bondable Ceramic Resistors Manufacturing Capabilities Data Resistance Range Available Absolute Tolerances Available Ratio Tolerances Best Absolute TCR Tracking TCR 10Ω-20Ω GJK FGJ ±100ppm/°C ±5ppm/°C 21Ω−50Ω FGJK FGJ ±100ppm/°C ±5ppm/°C 51Ω-100Ω CDFG CDFG ±100ppm/°C ±5ppm/°C 101Ω−200Ω CDFG CDFG ±50ppm/°C ±5ppm/°C 201Ω−500Ω BCDFG BCDFG ±50ppm/°C ±5ppm/°C 501Ω-999Ω BCDFG BCDFG ±25ppm/°C ±5ppm/°C 1.0KΩ-20KΩ BCDFG ABCDFG ±25ppm/°C ±2ppm/°C Power Derating Data TCR/Inspection Code Table Absolute TCR Commercial Code MIL Inspection Code ±300ppm/°C 00 04 ±100ppm/°C 01 05 ±50ppm/°C 02 06 ±25ppm/°C 03 07 *Notes: Product supplied to Class H of MIL-PRF 38534 include 100% visual inspection © IRC Advanced Film Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com WBA Series Issue January 2009 Sheet 2 of 3 Wire Bondable Ceramic Resistors Environmental Data Method Max ∆R Typical ∆R MIL-STD-202 Method 107 Test condition F ±0.1% ±0.02% High Temperature Exposure MIL-STD-883 Method 1008 150°C, 1000 hours ±0.1% ±0.05% Low Temperature Storage -55°C, 1000 hours ±0.03% ±0.01% Life MIL-STD-202 Method 108 70°C, 1000 hours ±0.5% ±0.01% Life at Elevated Temperature MIL-STD-202 Method 108 125°C, 1000 hours ±0.5% ±0.05% Test Thermal Shock Ordering Data Prefix WBA - T0303 G C - 01 - 1002 - F B Style T0303 = Tapped Network Bonding pads G = Gold Backside G = Gold; C = Ceramic Absolute TCR Code See TCR/Inspection Code Table Total Resistance = R 4-Digit Resistance Code Ex: 1002 = 10KΩ; 50R1 = 50.1Ω Absolute Tolerance Code K = ±10%; J = ±5%; G = ±2%; F = ±1%; D = ±0.5%; C = ±0.25%; B = ±0.1% Ratio Tolerance Code J = ±5%; G = ±2%; F = ±1%; D = 0.5%; C = ±0.25%; B = ±0.1%; A = ±0.05% Packaging Standard packaging is 2˝ x 2˝ chip tray. For additional information or to discuss your specific requirements, please contact our Applications Team using the contact details below. © IRC Advanced Film Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com WBA Series Issue January 2009 Sheet 3 of 3