Features
n Ultra-tight tolerance
n Wide resistance range
n RoHS compliant*
n Four package sizes available
n Sulfur-resistant
Applications
n Current sense
n Precision circuits
n Medical equipment**
n Printers
n Automation equipment
n Navigation equipment
CRT-AS Series - Sulfur-Resistant 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 (or equivalent foreign 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-AS CRT0603-AS CRT0805-AS CRT1206-AS
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 ±10PPM/°C,±15PPM/°C,±25PPM/°C,±50PPM/°C,
of Resistance (TCR) (See Value - TCR Table on Page 2)
Environmental Characteristics
How to Order
CRT 0603 - C V - 1003 E AS
Model
(CRT = Thin Film Precision Chip Resistor)
Size
•0402•0603•0805•1206
Resistance Tolerance
F=±1%D=±0.5%C=±0.25%B=±0.1%A=±0.05%
TCR (PPM/°C)
W=±10X=±15Y=±25Z=±50
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-AS)
E=Papertape(5Kpcs.)on7”plasticreel(CRT0603-AS,CRT0805-AS,CRT1206-AS)
Special Design and Termination
AS=Sulfur-resistantversion,Tin-plated(RoHScompliant)
*RoHS COMPLIANT
LEAD FREE
*RoHS COMPLIANT
VERSIONS
AVAILABLE
LEAD FREE
VERSIONS ARE
RoHS COMPLIANT*
Specication Test Method Limit (DR)
(Tol. ≤ 0.05 %)
Limit (DR)
(Tol. > 0.05 %)
Short Time Overload JIS-C-5201-14.13
IEC60115-14.13 ±0.2%
Load Life MIL-STD-202 Method 108 ±0.5%
Humidity(SteadyState) MIL-STD-202 Method 103 ±0.5%
Thermal Shock JESD22MethodJA-104 ±0.05% ±0.2%
Solderability JIS-C-5201-14.17
IEC60115-14.17 >95%coverage
ResistancetoSolderingHeat JIS-C-5201-14.18
IEC60115-14.18 ±0.05% ±0.2%
Mechanical Shock MIL-STD-202 Method 213 ±0.05% ±0.1%
Vibration MIL-STD-202 Method 204 ±0.05% ±0.1%
ESD AEC-Q200-002,2kV ±0.1%
Flammability UL-94V0 --
Sulfur Test ASTM-B-809-95
3~5PPMH2S,50±2°C,91~93%RH,noloadfor1000hrs. ±0.5%
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-AS Series - Sulfur-Resistant Thin Film Precision Chip Resistors
Value - TCR Table
Model
TCR Resistance Tolerance (Code)
(PPM/°C) (Code) ±0.05 %
(A)
±0.1 %
(B)
±0.25 %
(C)
±0.5 %
(D)
±1 %
(F)
CRT0402-AS
±10 (W)
49.9to10KΩ
49.9to10KΩ
±15 (X) 49.9to69.8KΩ
±25 (Y) 10to332KΩ
±50 (Z)
CRT0603-AS
±10 (W)
49.9to10KΩ 10to332KΩ
±15 (X)
±25 (Y)
±50 (Z)
CRT0805-AS
±10 (W)
10to100KΩ
10to511KΩ
±15 (X)
10to1MΩ±25 (Y)
±50 (Z)
CRT1206-AS
±10 (W)
10to200KΩ 10to1MΩ
±15 (X)
±25 (Y)
±50 (Z)
Typical Part Marking
Code E96 Code E96 Code E96 Code E96
01 100 25 178 49 316 73 562
02 102 26 182 50 324 74 576
03 105 27 187 51 332 75 590
04 107 28 191 52 340 76 604
05 110 29 196 53 348 77 619
06 113 30 200 54 357 78 634
07 115 31 205 55 365 79 649
08 118 32 210 56 374 80 665
09 121 33 215 57 383 81 681
10 124 34 221 58 392 82 698
11 127 35 226 59 402 83 715
12 130 36 232 60 412 84 732
13 133 37 237 61 422 85 750
14 137 38 243 62 432 86 768
15 140 39 249 63 442 87 787
16 143 40 255 64 453 88 806
17 147 41 261 65 464 89 825
18 150 42 267 66 475 90 845
19 154 43 274 67 487 91 866
20 158 44 280 68 499 92 887
21 162 45 287 69 511 93 909
22 165 46 294 70 523 94 931
23 169 47 301 71 536 95 953
24 174 48 309 72 549 96 976
Code A B C D E FG H XY Z
Multiplier 10010110210310410510610710-1 10-2 10-3
CRT0402-AS
No marking.
CRT0603-AS
3-Digit Marking
E-96
Examples:
• 52C = 34K Ω,
• 11C = 12.7K Ω
52C
102
2401
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-AS Series - Sulfur-Resistant Thin Film Precision Chip Resistors
Typical Part Marking (Continued)
Code
10 18 33 56
11 20 36 62
12 22 39 68
13 24 43 75
15 27 47 82
16 30 51 91
CRT0603-AS
3-Digit Marking
E-24
First two digits are signicant;
third digit represents number of
zeroes to follow.
Examples:
• 102 = 1K Ω,
• 181 = 180 Ω
52C
102
2401
Examples
Resistance Marking
200 Ω2000
2.4KΩ2401
5.36KΩ5361
CRT0805-AS
CRT1206-AS
4-Digit Marking
First three digits are signicant;
fourth digit represents number of
zeroes to follow.
52C
102
2401
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>
Derating Curve
100
80
60
40
20
0
Rated power in percentage (%)
-55 070 155
(°C) Ambient temperature
Packaging Dimensions - Tape
DIMENSIONS: MM
(INCHES)
Dimension Model Model Model Model
CRT0402-AS CRT0603-AS CRT0805-AS CRT1206-AS
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.
CRT-AS Series - Sulfur-Resistant Thin Film Precision Chip Resistors
Chip Dimensions
Dimensional Drawings
L
H
I2I2W
I1
I1
DIMENSIONS: MM
(INCHES)
Dimension Model Model Model Model
CRT0402-AS CRT0603-AS CRT0805-AS CRT1206-AS
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-AS
Model
CRT0603-AS
Model
CRT0805-AS
Model
CRT1206-AS
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)
04/16