ASC Series
Anti-Sulfur Thick Film Chip Resistor
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Resistances from 1 Ohm to 10M Ohms
Power Rating 0.05 to 1 Watt
Resistance Tolerances to ± 0.5%
TCR’s to ±200 ppm/°C
Sizes: 0201/0402/0603/0805/1206/2010 /2512
Moisture Resistant Anti-Sulfur Construction
AEC-Q200 Certified
SPECIFICATIONS
Resistance Range
E24 / E96 values
Power Rating
(W) at 70°C
Operating
Temperature
Range
MAX Operating
Voltage1
MAX Overload
Voltage2
0201
0.05
-55 to +125
25V
50V
0402
0.0625
50V
100V
1Ω - 9.76Ω
10Ω - 1MΩ
1.02MΩ - 10MΩ
±200
±100
±200
0603
0.100
50V
100V
1Ω - 9.76Ω
10Ω - 1MΩ
1.02MΩ - 10MΩ
±200
±100
±200
0805
0.125
150V
300V
1Ω - 9.76Ω
10Ω - 1MΩ
1.02MΩ - 10MΩ
±200
±100
±200
1206
0.250
200V
400V
1Ω - 9.76Ω
10Ω - 1MΩ
1.02MΩ - 10MΩ
±200
±100
±200
1210
0.333
200V
400V
1Ω - 9.76Ω
10Ω - 1MΩ
1.02MΩ - 10MΩ
±200
±100
±200
2010
0.750
200V
400V
1Ω - 9.76Ω
10Ω - 1MΩ
1.02MΩ - 10MΩ
±200
±100
±200
2512
1
250V
500V
1Ω - 9.76Ω
10Ω - 1MΩ
1.02MΩ - 10MΩ
±200
±100
±200
Package Size
1
Operating Voltage =
2
Overload Voltage = 2.5 *
Riedon Inc.
© Riedon, Inc.
-55 to +155
±0.5%
-
±1%
1Ω - 10MΩ
±5%
TCR
PPM/°C
±200
( P * R ) or MAX Listed, whichever is lower.
( P * R ) or MAX Listed, whichever is lower.
300 Cypress Avenue Alhambra CA 91801
(626) 284-9901
www.riedon.com
sales@riedon.com
(626) 284-1704
Revised: 201812_002
ASC Series
Anti-Sulfur Thick Film Chip Resistor
L
Recommended Land Pattern
D1
C
3
4
5
W
T
6
9 8 7 1
A
B
2
D2
4
Alumina Substrate
21
3 Bottom Electrode
7
Edge Electrode
5
6 Barrier Layer
Top Electrode
Resistor Layer
8
9 Primary Overcoat
External Electrode
Secondary Overcoat
Size
L
(mm)
W
(mm)
T
(mm)
D1
(mm)
D2
(mm)
Weight*
(g)
0201
0.60 ± 0.03
0.30 ± 0.03
0.23 ± 0.03
0.15 ± 0.05
0.15 ± 0.05
0.150
0402
1.00 ± 0.05
0.50 ± 0.05
0.35 ± 0.05
0.20 ± 0.10
0.20 ± 0.10
0.620
0603
1.60 ± 0.10
0.80 ± 0.10
0.45 ± 0.10
0.30 ± 0.20
0.30 ± 0.20
2.042
0805
2.00 ± 0.10
1.25 ± 0.10
0.50 ± 0.10
0.35 ± 0.20
0.40 ± 0.20
4.368
1206
3.10 ± 0.10
1.55 ± 0.10
0.55 ± 0.10
0.50 ± 0.25
0.50 ± 0.20
8.947
1210
3.10 ± 0.10
2.60 ± 0.15
0.55 ± 0.10
0.50 ± 0.25
0.50 ± 0.20
15.959
2010
5.00 ± 0.10
2.50 ± 0.15
0.55 ± 0.10
0.60 ± 0.25
0.50 ± 0.20
24.241
2512
6.35 ± 0.10
3.10 ± 0.15
0.55 ± 0.10
0.60 ± 0.25
0.50 ± 0.20
39.448
* Weight based on 1,000 pcs
Derating Curve
Recommended Land Pattern (mm)
100
A
B
C
0201
0.30
0.25
0.30
0402
0.50
0.45
0.60
0603
0.90
0.60
0.90
0805
1.20
0.70
1.30
1206
2.00
0.90
1.60
1210
2.00
0.90
2.80
2010
3.80
0.90
2.80
2512
3.80
1.60
3.50
80
Power ratio (%)
Type
0402-2512
60
0201
40
20
0
0
20
40
60
80
100
120
140
160
Ambient Temperature ( °C )
Riedon Inc.
© Riedon, Inc.
300 Cypress Avenue Alhambra CA 91801
(626) 284-9901
www.riedon.com
sales@riedon.com
(626) 284-1704
Revised: 201812_002
ASC Series
Anti-Sulfur Thick Film Chip Resistor
Environmental Characteristics
Test
Requirement
±1% and Below
TCR
Short Time Overload
Conditions
±5%
-55°C to +125, +25°C is reference
temperature
As Spec.
±(1%+0.05Ω)
Insulation Resistance
±(2%+0.05Ω)
RCWV*2.5 or Max. overload voltage for 5
seconds, 2 seconds for high power series
>10 GΩ
Max. Overload for 1 minute
Endurance
±(2%+0.10Ω)
±(3%+0.10Ω)
70 ± 2°C, RCWV for 1000 hrs w/ 1.5 hrs “ON”
and 0.5 hrs “OFF”
Damp Heat with Load
±(2%+0.10Ω)
±(3%+0.10Ω)
40±2°C, 90 to 95% R.H.
RCWV for 1000 hrs w/ 1.5 hrs “ON”and 0.5
hrs “OFF”
Dry Heat
±(1%+0.05Ω)
±(1.5%+0.10Ω)
at +125/+155°C for 1000 hrs
Bending Strength
±(1%+0.05Ω)
±(1%+0.05Ω)
Bending once for 5 seconds
2010,2512 sizes: 2 mm other sizes: 3 mm
Solderability
Terminal Finish = Nickel Tin
Resistance to Soldering Heat
95% min. coverage
±(0.5%+0.05Ω)
245±5°C for 3 seconds
±(1%+0.05Ω)
260±5°C for 10 seconds
Voltage Proof
No breakdown or flashover
1.42 times Max. Operating Voltage for 1
minute
Leaching
Individual leaching area ≤ 5%
Total leaching area ≤ 10%
260±5°C for 30 seconds
Rapid Change of Temperature
±(0.5%+0.05Ω)
±(1%+0.05Ω)
-55°C to +125/+155°C, 5 cycles
Sulfur Test
±(0.5%+0.05Ω)
±(0.5%+0.05Ω)
H2S, 50 ± 2°C, 91 to 93% R.H., no power
rating for 1000 hrs
RCWV(Rated Continuous Working Voltage) = √(P*R) or Max. Operating Voltage chichever is lower
Ordering Information
Part Description: Part Type - Package Size- Resistance - Tolerance - TCR
Example: ASC0402 50 Ohms 0.05% 100ppm
(Note: if no TCR is specified: The highest value will be supplied)
Riedon Inc.
© Riedon, Inc.
300 Cypress Avenue Alhambra CA 91801
(626) 284-9901
www.riedon.com
sales@riedon.com
(626) 284-1704
Revised: 201812_002
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