Features
n Ultra-tight tolerance
n Wide resistance range
n RoHS compliant*
n Four package sizes available
Applications
n Current sense
n Precision circuits
n Medical equipment**
n Printers
n Automation equipment
n Navigation equipment
CRT Series - Thin Film Precision Chip Resistors
* 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.
Electrical Characteristics
Characteristic Model Model Model Model
CRT0402 CRT0603 CRT0805 CRT1206
Power Rating @ 70 °C 1/16 watt 1/10 watt 1/8 watt 1/4 watt
Operating Temperature Range -55 to +155 °C
Derated to Zero Load at +155 °C
Maximum Working Voltage 25 V 75 V 150 V 200 V
Maximum Overload Voltage 50 V 150 V 300 V 400 V
Resistance Range
(E-96 + E-24 Values) (See Standard Values Table)
TemperatureCoefcient
of Resistance (TCR) 2 to 50 PPM/°C (See Value - TCR Table on Page 2)
Environmental Characteristics
Specication Test (MIL STD 202) Limit (DR) Limit (DR)
(Tol. ≤ 0.05 %) (Tol. > 0.05 %)
Short Time Overload 2.5 x Max. Operating Voltage for 5 seconds ±0.05 % ±0.2 %
Load Life 1000 Hours at Rated Power ±0.05 % ±0.2 %
Humidity (Steady State) Method 103B ±0.05 % ±0.3 %
Thermal Shock Method 107 ±0.05 % ±0.3 %
Solderability Method 208H
Resistance to Soldering Heat Method 210E ±0.05 % ±0.2 %
How to Order
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signicant,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)
*RoHS COMPLIANT
LEAD FREE
*RoHS COMPLIANT
VERSIONS
AVAILABLE
LEAD FREE
VERSIONS ARE
RoHS COMPLIANT*
Derating Curve
100
80
60
40
20
0
Rated power in percentage (%)
-55 070 155
(°C) Ambient temperature
01C
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
Value - TCR Table
Chip Dimensions
Dimensional Drawings
L
H
I2I2W
I1
I1
DIMENSIONS: MM
(INCHES)
Dimension Model Model Model Model
CRT0402 CRT0603 CRT0805 CRT1206
L 1.00 ± 0.10 1.55 ± 0.10 2.00 ± 0.15 3.05 ± 0.15
(0.040 ± 0.004) (0.061 ± 0.004) (0.079 ± 0.006) (0.120 ± 0.006)
W 0.50 ± 0.05 0.80 ± 0.10 1.25 ± 0.15 1.55 ± 0.15
(0.020 ± 0.002) (0.031 ± 0.004) (0.049 ± 0.006) (0.061 ± 0.006)
H 0.30 ± 0.05 0.45 ± 0.15 0.55 ± 0.10 0.55 ± 0.10
(0.012 ± 0.002) (0.018 ± 0.006) (0.022 ± 0.004) (0.022 ± 0.004)
I1 0.20 ± 0.10 0.30 ± 0.20 0.30 ± 0.20 0.42 ± 0.20
(0.008 ± 0.004) (0.012 ± 0.008) (0.012 ± 0.008) (0.017 ± 0.008)
I2 0.20 ± 0.10 0.30 ± 0.20 0.40 ± 0.25 0.35 ± 0.25
(0.008 ± 0.004) (0.012 ± 0.008) (0.016 ± 0.010) (0.014 ± 0.010)
Recommended Land Pattern
BA
C
Dimension Model
CRT0402
Model
CRT0603
Model
CRT0805
Model
CRT1206
A0.50
(0.020)
0.80
(0.031)
1.00
(0.039)
2.00
(0.079)
B0.50
(0.020)
1.00
(0.039)
1.00
(0.039)
1.15
(0.045)
C0.60 ± 0.20
(0.024 ± 0.008)
0.90 ± 0.20
(0.035 ± 0.008)
1.35 ± 0.20
(0.053 ± 0.008)
1.70 ± 0.20
(0.067 ± 0.008)
Model
TCR Resistance Tolerance (Code)
(PPM/°C) (Code) ±0.01 %
(P)
±0.05 %
(A)
±0.1 %
(B)
±0.25 %
(C)
±0.5 %
(D)
±1 %
(F)
CRT0402
±2 (T) 49.9to4.99KΩ N/A
±3 (U)
±5 (V) 49.9to4.99KΩ
±10 (W)
49.9to12KΩ
49.9to60KΩ
±15 (X) 49.9to69.8KΩ
±25 (Y) 10to255KΩ 4.7to511KΩ
±50 (Z)
CRT0603
±2 (T) 24.9to15KΩ N/A
±3 (U)
±5 (V) 24.9to15KΩ
±10 (W)
24.9to100KΩ
4.7to332KΩ
±15 (X)
±25 (Y) 4.7to332KΩ 4.7to1MΩ
±50 (Z)
CRT0805
±2 (T) 24.9to30KΩ N/A
±3 (U)
±5 (V) 24.9to30KΩ
±10 (W)
24.9to200KΩ 4.7to511KΩ
4.7to511KΩ
±15 (X)
4.7to1MΩ
4.7to1MΩ
±25 (Y) 1to1MΩ***
±50 (Z)
CRT1206
±2 (T) 24.9to49.9KΩ N/A
±3 (U)
±5 (V) 24.9to49.9KΩ
±10 (W)
24.9to499KΩ 4.7to1MΩ***
±15 (X)
±25 (Y)
±50 (Z)
***Selectpartnumberslistedbelowarenotavailable:
CRT0805-DZ-1504ELF,CRT1206-CY-1R00ELF,CRT1206-DZ-1R74ELF,CRT1206-DZ-2004ELF
CRT Series - Thin Film Precision Chip Resistors
Packaging Dimensions - Tape
DIMENSIONS: MM
(INCHES)
REV. 05/16
Dimension Model Model Model Model
CRT0402 CRT0603 CRT0805 CRT1206
A 1.16 ± 0.05 1.90 ± 0.05 2.37 ± 0.05 3.55 ± 0.05
(0.046 ± 0.002) (0.075 ±0.002) (0.094 ± 0.002) (0.140 ± 0.002)
B 0.70 ± 0.05 1.10 ± 0.05 1.60 ± 0.05 2.00 ± 0.05
(0.028 ± 0.002) (0.043 ± 0.002) (0.063 ± 0.002) (0.079 ± 0.002)
C 2.00 ± 0.05 4.00 ± 0.10 4.00 ± 0.10 4.00 ± 0.10
(0.079 ± 0.002) (0.157 ± 0.004) (0.157 ± 0.004) (0.157 ± 0.004)
1.55 ± 0.05
(.061 ± .002)
1.75 ± 0.1
(.059 ± .004)
B
C
2.0 ± 0.05
(.079 ± .002)
A
4.0 ± 0.1
(.157 ± .004)
8.0 ± 0.2
(.315 ± .008)
3.5 ± 0.05
(.138 ± .002) 2.0
(.080)
178.0 ± 2.0
(7.008 ± .080)
20.5
(.807)
13.5 ± 0.7
(.531 ± .028)
9.5 ± 1.0
(.374 ± .039)
60.0 ± 0.5
(2.36 ± .020)
11.5 ± 1.0
(.453 ± .039)
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.
Soldering Prole
25
75
125
175
225
275
050 100 150 200 250 300
Time (seconds)
Temperature (°C)
60 - 120 seconds
60 - 90
seconds
260 °C peak
190 °C
150 °C
220 °C
Ramp Down
6 °C/second
255 °C
Maximum of 20 seconds between
+255 °C and +260 °C
Ramp Up
3 °C/second maximum
10 seconds minimum
<1>
<1>