T PL IA N M CO Applications n Ultra-tight tolerance n Current sense n Wide resistance range n Precision circuits n RoHS compliant* n Medical equipment** n Four package sizes available n Printers n Automation equipment n Navigation equipment LE AD FR EE *R oH S 01C Features CRT Series - Thin Film Precision Chip Resistors Electrical Characteristics Model CRT0603 1/10 watt -55 to +155 °C +155 °C 75 V 150 V Ro VE LEA HS RS D CO ION FRE M SA E PL R IA E NT * Model Characteristic CRT0402 Power Rating @ 70 °C 1/16 watt Operating Temperature Range Derated to Zero Load at Maximum Working Voltage 25 V Maximum Overload Voltage 50 V Resistance Range (E-96 + E-24 Values) Temperature Coefficient of Resistance (TCR) Model CRT0805 1/8 watt Model CRT1206 1/4 watt 150 V 300 V 200 V 400 V (See Standard Values Table) 2 to 50 PPM/°C (See Value - TCR Table on Page 2) Environmental Characteristics Specification Test (MIL STD 202) Short Time Overload 2.5 x Max. Operating Voltage for 5 seconds Load Life 1000 Hours at Rated Power Humidity (Steady State) Method 103B Thermal Shock Method 107 Solderability Method 208H Resistance to Soldering Heat Method 210E Limit (DR) (Tol. > 0.05 %) ±0.2 % ±0.2 % ±0.3 % ±0.3 % ±0.05 % ±0.2 % CRT 0603 - C V - 1003 E LF Model (CRT = Thin Film Precision Chip Resistor Size • 0402 • 0603 • 0805 • 1206 Resistance Tolerance F = ±1 % B = ±0.1 % D = ±0.5 % A = ±0.05 % C = ±0.25 % P = ±0.01 % TCR (PPM/°C) Z = ±50 V = ±5 Y = ±25 U = ±3 X = ±15 T = ±2 W = ±10 Resistance Value <100 ohms: “R” represents decimal point (example: 24R3 = 24.3 ohms) ≥100 ohms: First three digits are significant, fourth digit represents number of zeroes to follow (example: 8252 = 82.5K ohms) Packaging G = Paper tape (10K pcs.) on 7 ” plastic reel (CRT0402) E = Paper tape (5K pcs.) on 7 ” plastic reel (CRT0603, CRT0805, CRT1206) Termination LF = Tin-plated (RoHS compliant) Rated power in percentage (%) Derating Curve How to Order Limit (DR) (Tol. ≤ 0.05 %) ±0.05 % ±0.05 % ±0.05 % ±0.05 % 100 80 60 40 20 0 -55 0 70 (°C) Ambient temperature * RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. **Bourns® products have not been specifically designed and tested for FDA Class III applications and their use in such applications is neither recommended nor supported. Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications. 155 CRT Series - Thin Film Precision Chip Resistors Value - TCR Table Model TCR (PPM/°C) (Code) ±2 ±3 ±5 ±10 ±15 ±25 ±50 ±2 ±3 ±5 ±10 ±15 ±25 ±50 ±2 ±3 ±5 ±10 ±15 ±25 ±50 ±2 ±3 ±5 ±10 ±15 ±25 ±50 (T) (U) (V) (W) (X) (Y) (Z) (T) (U) (V) (W) (X) (Y) (Z) (T) (U) (V) (W) (X) (Y) (Z) (T) (U) (V) (W) (X) (Y) (Z) CRT0402 CRT0603 CRT0805 CRT1206 ±0.01 % (P) ±0.05 % (A) Resistance Tolerance (Code) ±0.1 % ±0.25 % (B) (C) ±0.5 % (D) 49.9 to 4.99K Ω N/A 49.9 to 4.99K Ω 49.9 to 12K Ω ±1 % (F) 49.9 to 60K Ω 49.9 to 69.8K Ω 10 to 255K Ω 4.7 to 511K Ω 24.9 to 15K Ω N/A 24.9 to 15K Ω 4.7 to 332K Ω 24.9 to 100K Ω 4.7 to 332K Ω 4.7 to 1M Ω 24.9 to 30K Ω N/A 24.9 to 30K Ω 24.9 to 200K Ω 4.7 to 511K Ω 4.7 to 1M Ω 4.7 to 511K Ω 4.7 to 1M Ω 1 to 1M Ω*** 24.9 to 49.9K Ω N/A 24.9 to 49.9K Ω 24.9 to 499K Ω 4.7 to 1M Ω*** ***Select part numbers listed below are not available: CRT0805-DZ-1504ELF, CRT1206-CY-1R00ELF, CRT1206-DZ-1R74ELF, CRT1206-DZ-2004ELF Chip Dimensions Dimensional Drawings Model CRT0402 Model CRT0603 Model CRT0805 Model CRT1206 L 1.00 ± 0.10 (0.040 ± 0.004) 1.55 ± 0.10 (0.061 ± 0.004) 2.00 ± 0.15 (0.079 ± 0.006) 3.05 ± 0.15 (0.120 ± 0.006) W 0.50 ± 0.05 (0.020 ± 0.002) 0.80 ± 0.10 (0.031 ± 0.004) 1.25 ± 0.15 (0.049 ± 0.006) 1.55 ± 0.15 (0.061 ± 0.006) H 0.30 ± 0.05 (0.012 ± 0.002) 0.45 ± 0.15 (0.018 ± 0.006) 0.55 ± 0.10 (0.022 ± 0.004) 0.55 ± 0.10 (0.022 ± 0.004) I 1 0.20 ± 0.10 (0.008 ± 0.004) 0.30 ± 0.20 (0.012 ± 0.008) 0.30 ± 0.20 (0.012 ± 0.008) 0.42 ± 0.20 (0.017 ± 0.008) I 2 0.20 ± 0.10 (0.008 ± 0.004) 0.30 ± 0.20 (0.012 ± 0.008) 0.40 ± 0.25 (0.016 ± 0.010) 0.35 ± 0.25 (0.014 ± 0.010) Dimension I1 I1 H I2 I2 W L DIMENSIONS: MM (INCHES) Recommended Land Pattern Dimension A B C Model CRT0402 0.50 (0.020) 0.50 (0.020) 0.60 ± 0.20 (0.024 ± 0.008) Model CRT0603 0.80 (0.031) 1.00 (0.039) 0.90 ± 0.20 (0.035 ± 0.008) Model CRT0805 1.00 (0.039) 1.00 (0.039) 1.35 ± 0.20 (0.053 ± 0.008) Model CRT1206 2.00 (0.079) 1.15 (0.045) 1.70 ± 0.20 (0.067 ± 0.008) C B A Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications. CRT Series - Thin Film Precision Chip Resistors Soldering Profile 275 <1> Maximum of 20 seconds between 260 °C peak +255 °C and +260 °C <1> 255 °C 225 Temperature (°C) 220 °C 190 °C 175 60 - 90 seconds Ramp Down 6 °C/second 150 °C 125 60 - 120 seconds 10 seconds minimum 75 Ramp Up 3 °C/second maximum 25 0 50 100 150 Time (seconds) 200 250 300 Packaging Dimensions - Tape Model CRT0402 Model CRT0603 Model CRT0805 Model CRT1206 A 1.16 ± 0.05 (0.046 ± 0.002) 1.90 ± 0.05 (0.075 ±0.002) 2.37 ± 0.05 (0.094 ± 0.002) 3.55 ± 0.05 (0.140 ± 0.002) B 0.70 ± 0.05 (0.028 ± 0.002) 1.10 ± 0.05 (0.043 ± 0.002) 1.60 ± 0.05 (0.063 ± 0.002) 2.00 ± 0.05 (0.079 ± 0.002) C 2.00 ± 0.05 (0.079 ± 0.002) 4.00 ± 0.10 (0.157 ± 0.004) 4.00 ± 0.10 (0.157 ± 0.004) 4.00 ± 0.10 (0.157 ± 0.004) Dimension 11.5 ± 1.0 (.453 ± .039) C 2.0 ± 0.05 (.079 ± .002) B A 3.5 ± 0.05 (.138 ± .002) 2.0 (.080) 8.0 ± 0.2 (.315 ± .008) 4.0 ± 0.1 (.157 ± .004) 1.55 ± 0.05 (.061 ± .002) 13.5 ± 0.7 (.531 ± .028) 60.0 ± 0.5 (2.36 ± .020) 1.75 ± 0.1 (.059 ± .004) DIMENSIONS: MM (INCHES) 20.5 (.807) 178.0 ± 2.0 (7.008 ± .080) 9.5 ± 1.0 (.374 ± .039) REV. 05/16 Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications.