Precision Thin Film Chip Resistors
RN73 Series
Feature
Advanced thin film technology
Very tight tolerance down to ±0.01%
Extremely low TCR down to ±5 PPM/°C
Wide resistance range 1 ohm ~ 3M ohm
Miniature size 0201 available
P
ART
N
UMBERING
S
YSTEM
RN73
Precision Thin Film Chip Resistors
Code
TCR(PPM/°C)
B
±5
C
±10
D
±15
F
±25
G
±50
F
2A
TD
1001 C
Code 1H 1E
1J
2A
2B
2E
2H
3A
Size 0201 0402 0603 0805 1206 1210 2010 2512
------
TD
TE
TP
Bulk
Paper Tape(Reel) (1H,1E,1J,2A,2B,2E)
Plastic Tape(Reel) (2H,3A)
Paper Tape(1E)
Resistance Value
X
1% - 4 digits, First 3 are significant, Forth is multiplier (10 )
Resistance Tolerance
Code
A
B
Value
± 0.05%
± 0.1%
C
± 0.25%
D
± 0.5%
F
± 1%
Alumina Substrate
Resistor Layer (NiCr)
Bottom Electrode (Ag)
Overcoat (Epoxy)
Top Electrode (Ag-Pd)
Marking
Edge Electrode (NiCr)
Barrier Layer (Ni)
External Electrode (Sn)
Dimensions
Type
1H
1E
1J
2A
2B
2E
2H
3A
Size
(Inch)
0201
0402
0603
0805
1206
1210
2010
2512
L
0.58±0.05
1.00±0.05
1.55±0.10
2.00±0.15
3.05±0.15
3.10±0.15
4.90±0.15
6.30±0.15
W
0.29±0.05
0.50±0.05
0.80±0.10
1.25±0.15
1.55±0.15
2.40±0.15
2.40±0.15
3.10±0.15
T
0.23±0.05
0.30±0.05
0.45±0.10
0.55±0.10
0.55±0.10
0.55±0.10
0.55±0.10
0.55±0.10
D1
0.12±0.05
0.20±0.10
0.30±0.20
0.30±0.20
0.42±0.20
0.40±0.20
0.60±0.30
0.60±0.30
D2
0.15±0.05
0.20±0.10
0.30±0.20
0.40±0.20
0.35±0.25
0.55±0.25
0.50±0.25
0.50±0.25
Weight
(g)
(1000pcs)
0.14
0.54
1.83
4.71
9.02
10
23.61
38.06
Rev. 7
Precision Thin Film Chip Resistors
RN73 Series
Standard Electrical Specifications
Item
Type
1H (0201)
1E (0402)
1J (0603)
2A (0805)
2B (1206)
2E (1210)
2H (2010)
3A (2512)
Power
Rating
at 70°C
1/32W
1/16W
1/16W
1/10W
1/8W
1/4W
1/4W
1/2W
Operating
Temp.
Range
-55 ~ +155°C
-55 ~ +155°C
-55 ~ +155°C
-55 ~ +155°C
-55 ~ +155°C
Max.
Operating
Voltage
15V
25V
50V
100V
150V
Max.
Overload
Voltage
30V
50V
100V
200V
300V
Resistance Range
±0.05%
±0.1%
±0.25% ±0.5%
±1%
49.9Ω - 5KΩ
－
49.9Ω - 33KΩ
10Ω - 205KΩ
10Ω - 205KΩ
1Ω - 205KΩ
2Ω - 1MΩ
1Ω - 1MΩ
1Ω - 2MΩ
1Ω - 2.5MΩ
TCR
(PPM/°C)
±25
±50
±25
±50
±25
±50
±25
±50
±25
±50
±25
±50
－
4.7Ω
-332KΩ
4.7Ω
-511KΩ
4.7Ω - 1MΩ
4.7Ω - 1MΩ
4.7Ω - 2MΩ
4.7Ω -
2.5MΩ
-55 ~ +155°C
150V
300V
4.7Ω - 1MΩ 4.7Ω - 3MΩ
1Ω - 3MΩ
Operating Voltage=√(P*R) or Max. operating voltage listed above, whichever is lower.
Overload Voltage=2.5*√(P*R) or Max. overload voltage listed above, whichever is lower.
Viking is capable of manufacturing the optional spec based on customer’s requirement.
Lower Resistance:1~10Ω
Special Electrical Specifications
Item
Type
1E (0402)
Power
Rating
at 70°C
1/16W
Operating
Temp.
Range
-55 ~
+155°C
-55 ~
+155°C
-55 ~
+155°C
-55 ~
+155°C
-55 ~
+155°C
-55 ~
+155°C
-55 ~
+155°C
Max.
Max.
Operating Overload
Voltage
Voltage
25V
50V
Resistance Range
±0.01%
±0.05%
49.9Ω - 5KΩ
49.9Ω - 12KΩ
49.9Ω - 12KΩ
24.9Ω - 15KΩ
±0.1%
TCR
(PPM/°C)
±5
±10
±15
±5
±10
±15
±5
±10
±15
±5
±10
±15
±5
±10
±15
±5
±10
±15
±5
±10
±15
49.9Ω - 70KΩ
1J (0603)
1/16W
50V
100V
24.9Ω - 100KΩ
4.7Ω - 332KΩ
24.9Ω - 30KΩ
2A (0805)
1/10W
100V
200V
24.9Ω - 200KΩ
4.7Ω - 511KΩ
24.9Ω - 50KΩ
2B (1206)
1/8W
150V
300V
24.9Ω - 500KΩ
24.9Ω - 500KΩ
4.7Ω - 1MΩ
24.9Ω - 50KΩ
4.7Ω - 1MΩ
24.9Ω - 100KΩ
2E (1210)
2H (2010)
1/ 4W
1/4W
150V
150V
300V
300V
24.9Ω - 500KΩ
24.9Ω - 500KΩ
4.7Ω - 1MΩ
24.9Ω - 100KΩ
4.7Ω - 1MΩ
3A (2512)
1/2W
150V
300V
Operating Voltage=√(P*R) or Max. operating voltage listed above, whichever is lower.
Overload Voltage=2.5*√(P*R) or Max. overload voltage listed above, whichever is lower.
Rev. 7
Precision Thin Film Chip Resistors
RN73 Series
Environmental Characteristics
Item
Temperature Coefficient of
Resistance (T.C.R.)
Short Time Overload
Insulation Resistance
∆R±0.05%
Endurance
∆R±0.05%
Requirement
Tol.
≦
0.05%
Tol. > 0.05%
Test Method
MIL-STD-202F Method 304
+25/-55/+25/+125/+25C
JIS-C-5201-1 5.5
RCWV*2.5 or Max. overload voltage for 5
seconds
MIL-STD-202F Method 302
Apply 100VDC for 1 minute
MIL-STD-202F Method 108A
702C, Max. working voltage for 1000 hrs with
1.5 hrs “ON” and 0.5 hrs “OFF”
MIL-STD-202F Method 103B
402C, 90~95% R.H. Max. working voltage for
1000 hrs with 1.5 hrs “ON” and 0.5 hrs “OFF”
JIS-C-5201-1 6.1.4
Bending amplitude 3 mm for 10 seconds
MIL-STD-202F Method 208H
2455C for 3 seconds
MIL-STD-202F Method 210E
260±5C for 10 seconds
MIL-STD-202F Method 301
Max. overload voltage for 1 minute
MIL-STD-202F Method 107G
-55C ~150C, 100 cycles
JIS-C-5201-1 7.1
1 hour, -65C, followed by 45 minutes of RCWV
As Spec.
∆R±0.2%
∆R±0.2%
for high power rating
>1000 MΩ
∆R±0.2%
>7kΩ
∆R±0.5%
∆R±0.5%
for high power rating
∆R±0.05%
∆R±0.3%
Damp Heat with Load
Bending Strength
Solderability
Resistance to Soldering Heat
Dielectric Withstand Voltage
Thermal Shock
Low Temperature Operation
∆R±0.5%
for high power rating
∆R±0.05%
∆R±0.2%
95% min. coverage
∆R±0.05%
By Type
∆R±0.05%
∆R±0.05%
∆R±0.25%
∆R±0.2%
∆R±0.2%
∆R±0.5%
for high power rating
Storage Temperature: 25±3C; Humidity < 80%RH
Derating Curve
Reflow
100
Power ratio(%
)
80
60
40
20
0
0
20
40
60
80
100
120
140
160
180
Ambient Temperature(℃
)
Rev. 7
Precision Thin Film Chip Resistors
RN73 Series
Packaging
Unit: mm
Type
1H
1E
1J
2A
2B
2E
2H
3A
ØA
ØB
ØC
W
9.5±1.0
9.5±1.0
9.5±1.0
9.5±1.0
9.5±1.0
9.5±1.0
T
11.5±1.0
11.5±1.0
11.5±1.0
11.5±1.0
11.5±1.0
11.5±1.0
Paper
Tape (EA)
10,000
10,000
5,000
5,000
5,000
5,000
-
-
178.0±1.0 60.0+1.0 13.5±0.7
178.0±1.0 60.0+1.0 13.5±0.7
178.0±1.0 60.0+1.0 13.5±0.7
178.0±1.0 60.0+1.0 13.5±0.7
178.0±1.0 60.0+1.0 13.5±0.7
178.0±1.0 60.0±1.0 13.5±0.7
Emboss
Plastic
Tape (EA)
-
-
-
-
-
-
4,000
4,000
178.0±1.0 60.0+1.0 13.5±0.7 13.5±1.0 15.5±1.0
178.0±1.0 60.0+1.0 13.5±0.7 13.5±1.0 15.5±1.0
Paper Tape Specifications
Bottom Tape
Top Tape
ψ
D
0
A
B
E
F
W
T
Paper Tape
Resistor
P
1
P
2
P
0
direction of unreeling
Unit: mm
Type
1H
1E
1J
2A
2B
2E
A
B
W
E
F
P0
P1
P2
ΦD0
T
0.40±0.05 0.70±0.05 8.00±0.10 1.75±0.05 3.5±0.05 4.00±0.10 2.00±0.05 2.00±0.05 1.55±0.03 0.42±0.02
0.70±0.05 1.16±0.05 8.00±0.10 1.75±0.05 3.5±0.05 4.00±0.10 2.00±0.05 2.00±0.05 1.55±0.05 0.40±0.03
1.10±0.05 1.90±0.05 8.00±0.10 1.75±0.05 3.5±0.05 4.00±0.10 4.00±0.10 2.00±0.05 1.55±0.05 0.60±0.03
1.60±0.05 2.37±0.05 8.00±0.10 1.75±0.05 3.5±0.05 4.00±0.10 4.00±0.10 2.00±0.05 1.55±0.05 0.75±0.05
2.00±0.05 3.55±0.05 8.00±0.10 1.75±0.05 3.5±0.05 4.00±0.10 4.00±0.10 2.00±0.05 1.55±0.05 0.75±0.05
2.75±0.05 3.40±0.05 8.00±0.10 1.75±0.05 3.5±0.05 4.00±0.05 4.00±0.10 2.00±0.05 1.60±0.10 0.75±0.05
Emboss Plastic Tape Specifications
Unit: mm
Type
2B
3A
A
2.85±0.10
3.40±0.10
B
5.45±0.10
6.65±0.10
W
12.0±0.10
12.0±0.10
E
1.75±0.10
1.75±0.10
F
5.5±0.05
5.5±0.05
P
0
4.00±0.05
4.00±0.05
P
1
4.00±0.10
4.00±0.10
P
2
2.00±0.05
2.00±0.05
ØD
0
1.50+0.10
1.50+0.10
T
1.00±0.20
1.00±0.20
Rev. 7
Precision Thin Film Chip Resistors
RN73 Series
Recommend Land Pattern
Unit: mm
Type
1H
1E
1J
2A
2B
A
0.25
0.50
0.80
1.00
2.00
2.00
3.60
4.90
B
0.30
0.50
1.00
1.00
1.15
1.15
1.40
1.60
C
0.40±0.2
0.60±0.2
0.90±0.2
1.35±0.2
1.70±0.2
2.50±0.2
2.50±0.2
3.10±0.2
C
B
A
2E
2H
3A
Rev. 7
