Precision Thin Film Chip Resistors
RN73 Series
F
EATURE
Operating Temperature: -55 ~ +155°C
Storage Temperature: 15 ~ 28°C, Humidity < 80% RH
Very Tight Tolerance Down to ±0.01%
Extremely Low TCR Down to ±1PPM/°C
Wide Resistance Range 1Ω ~ 3MΩ
Miniature Size 0201 Available
P
ART
N
UMBERING
S
YSTEM
RN73
(1)
No
(1)
(2)
(3)
(4)
(5)
(6)
C
(2)
1H
(3)
Item
TD
(4)
49R9
(5)
Code
RN73
C
1H
TD
49R9
D
E
(6)
Description
Precision Thin Film Chip
Resistor
C: ±10 (PPM/°C)
1H: 0201
TD: Paper Tape (Reel)
49R9: 49.9Ω
D: ±0.5%
SMD Type
5: ±1; X: ±2, O: ±3, B: ±5, D: ±15, F: ±25, G: ±50
1E: 0402, 1J: 0603, 2A: 0805, 2B: 1206, 2E: 1210,
2H: 2010, 3A: 2512
B: Bulk, TE: Plastic Tape (Reel), TP: Paper Tape
4 digits, First 3 are significant, Fourth is multiplier
T: ±0.01%, A: ±0.05%, B: ±0.1%, C: ±0.25%, F:±1%
Series Reference
Meritek Series
TCR (PPM/°C)
Size Code
Packaging
Resistance
Tolerance
D
IMENSIONS
A
ND
C
ONSTRUCTION
Size
1H (0201)
1E (0402)
1J (0603)
2A (0805)
2B (1206)
2E (1210)
2H (2010)
3A (2512)
Item
1
2
3
L
(mm)
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
(mm)
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
(mm)
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
Item
4
5
6
D1
(mm)
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
(mm)
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
Construction
Edge Electrode
Barrier Layer
External Electrode
A
(mm)
0.25
0.50
0.80
1.00
2.00
2.00
3.60
4.90
B
(mm)
0.30
0.50
1.00
1.00
1.15
1.15
1.40
1.60
Item
7
8
9
C
(mm)
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
Weight
(g/1000pcs)
0.14
0.54
1.83
4.71
9.02
10
23.61
38.06
Construction
Alumina Substrate
Bottom Electrode
Top Electrode
Construction
Resistor Layer
Overcoat
Marking
Rev. 7c 01/19/18
Meritek Electronics Corporation
|
www.meritekusa.com
Precision Thin Film Chip Resistors
RN73 Series
E
LECTRICAL
C
HARACTERISTIC
Standard Electrical Specification
Size
Power
Rating
at 70°C
1/32W
1/16W
1/16W
1/10W
1/8W
1/4W
1/4W
1/2W
Operating
Temp.
(C)
-55~+155
-55~+155
-55~+155
-55~+155
-55~+155
-55~+155
-55~+155
-55~+155
Max
Operating
Voltage
15V
25V
50V
100V
150V
150V
150V
150V
Max
Overload
Voltage
30V
50V
100V
200V
300V
300V
300V
300V
49.9~12K
4.7~332K
4.7~1M
4.7~1M
4.7~1M
4.7~1M
4.7~1M
Resistance (Ω)
±0.05%
±0.1%
-
-
1E (0402)
1J (0603)
2A (0805)
2B (1206)
2E (1210)
2H (2010)
3A (2512)
10~511K
4.7~1M
4.7~2M
4.7~2.49M
4.7~2.49M
4.7~3M
4.7~3M
±0.25%
±0.5%
±1%
TCR
(PPM/°C)
±25
±50
±25, ±50
±25, ±50
±25, ±50
±25, ±50
±25, ±50
±25, ±50
±25, ±50
1H (0201)
49.9 ~ 4.99K
49.9 ~ 33K
4.7~511K
1~1M
1~2M
1~2.49M
1~2.49M
1~3M
1~3M
Special Electrical Specification
Size
Power
Rating
at 70°C
Operating
Temp.
(C)
Max
Operating
Voltage
Max
Overloa
d
Voltage
Resistance (Ω)
±0.01%
±0.05%
49.9~4.99K
1E (0402)
1/16W
-55~+155
25V
50V
49.9~20K
24.9~15K
1J (0603)
1/16W
-55~+155
50V
100V
24.9~100K
4.7~332K
24.9~30K
2A (0805)
1/10W
-55~+155
100V
200V
24.9~200K
24.9~49.9K
2B (1206)
1/8W
-55~+155
150V
300V
24.9~499K
24.9~49.9K
2E (1210)
1/4W
-55~+155
150V
300V
24.9~499K
24.9~100K
2H (2010)
1/4W
-55~+155
150V
300V
24.9~499K
24.9~100K
3A (2512)
1/2W
-55~+155
150V
300V
24.9~499K
24.9~300K
4.7~1M
24.9~300K
4.7~1M
-
24.9~300K
4.7~1M
-
24.9~300K
4.7~1.5M
-
24.9~150K
4.7~1M
-
24.9~60K
4.7~511K
-
49.9~20K
49.9~100K
49.9~69.8K
-
±0.1%
±0.25%
±0.5%
-
±1%
TCR
(PPM/°C)
±1, ±2, ±3
±5
±10
±15
±1, ±2, ±3
±5
±10, ±15
±1, ±2, ±3
±5
±10, ±15
±1, ±2, ±3
±5
±10, ±15
±1, ±2, ±3
±5
±10, ±15
±1, ±2, ±3
±5
±10, ±15
±1, ±2, ±3
±5
±10, ±15
Note:
1. Operating Voltage =√(P*R) or Maximum operating voltage listed above, whichever is lower.
2. Overload Voltage =2.5*√(P*R) or Maximum overload voltage listed above, whichever is lower.
3. Customized specifications might be available upon request, please contact Meritek for more information.
Meritek Electronics Corporation
|
www.meritekusa.com
Rev. 7c 01/19/18
Precision Thin Film Chip Resistors
RN73 Series
R
ELIABILITY
T
EST
C
ONDITION
A
ND
R
EQUIREMENT
Test
Temperature Coefficient
of Resistance (T.C.R.)
Short Time Overload
Insulation Resistance
Standard
MIL-STD-202
Method 304
JIS-C-5201-1 4.13
MIL-STD-202
Method 302
MIL-STD-202
Method 108A
MIL-STD-202
Method 103B
JIS-C-5201-1 4.33
MIL-STD-202
Method 208H
MIL-STD-202
Method 210E
MIL-STD-202
Method 301
MIL-STD-202
Method 107G
JIS-C-5201-1 4.36
MIL-STD-202
Method 108
Condition
+25/-55/+25/+125/+25°C
2.5X RCWV or Max. overload voltage
whichever is lower for 5 seconds
Apply 100VDC for 1 minute
70±2°C, RCWV for 1000 hours with 1.5
hours “ON” and 0.5 hours “OFF”.
40±2°C, 90~95% R.H. RCWV for 1000 hours
with 1.5 hours “ON” and 0.5 hours “OFF”.
Bending amplitude 3 mm for 10 seconds
245±5°C for 3 seconds
260±5°C for 10 seconds
Max. overload voltage for 1 minute
-55°C ~ +150°C, 100 cycles
1 hour, -65°C followed by 45 minutes of
RCWV
+155°C for 1000 hours
Requirement
Tol.
≦
0.05%
As Specified
ΔR±0.05%
>9999MΩ
ΔR±0.05%
>7KΩ
ΔR±0.5%
ΔR±0.05%
ΔR±0.05%
ΔR±0.3%
ΔR±0.1%
ΔR±0.2%
ΔR±0.2%
Tol.
>
0.05%
Endurance
Damp Heat with Load
Bending Strength
Solderability
Resistance to Soldering
Heat
Dielectric Withstand
Voltage
Thermal Shock
Low Temperature
Operation
High Temperature
Exposure
95% min. coverage
ΔR±0.05%
By type
ΔR±0.05%
ΔR±0.05%
ΔR±0.5%
ΔR±0.2%
ΔR±0.2%
ΔR±0.1%
Note:
(1) RCWV(Rated Continuous Working Voltage) =
√(P*R)
or Max operating voltage whichever is lower
(2)
Overload Voltage =2.5*√ (("P*R”)) or Maximum overload voltage listed above, whichever is lower.
S
OLDERING
R
ECOMMENDATION
Reflow Condition
Pre
Heat
Temp. Min T
s(min)
Temp. Max T
s(max)
Time (min. to max.) (t
s
)
150°C
180°C
120 sec max.
3°C/second max.
3°C/second max.
220°C
60 sec max.
260°C
±
5°C
10 seconds
6°C/second
Average ramp up rate (T
L
) to peak
T
s(max)
to T
L
(Ramp-up rate)
Reflow
Temp. (T
L
)
Time (min. to max.) (t
L
)
Peak Temperature (T
P
)
Time within 5°C of T
P
(t
p
)
Ramp-down Rate
Meritek Electronics Corporation
|
www.meritekusa.com
Rev. 7c 01/19/18
Precision Thin Film Chip Resistors
RN73 Series
P
ACKAGING
S
PECIFICATIONS
Reel Specification & Packaging Quantity
Paper Tape Specification
Size
0201
0402
0603
0805
1206
1210
Reel Dimension (mm)
Packaging Quantity
Paper 10K
Paper 5K
Paper 5K
Tape Width
8mm
8mm
8mm
Reel Diameter
7”
7”
7”
ϕA
178.0±1.0
178.0±1.0
178.0±1.0
ϕB
60±1.0
60±1.0
60±1.0
ϕC
13.5±0.7
13.5±0.7
13.5±0.7
W
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
Size
0201
0402
0603
0805
1206
1210
Paper Tape Dimension (mm)
A
0.40±0.05
0.70±0.05
1.10±0.05
1.60±0.05
2.00±0.05
2.75±0.05
B
0.70±0.05
1.16±0.05
1.90±0.05
2.37±0.05
3.55±0.05
3.40±0.05
W
8.00±0.10
8.00±0.10
8.00±0.10
8.00±0.10
8.00±0.10
8.00±0.10
E
1.75±0.05
1.75±0.05
1.75±0.05
1.75±0.05
1.75±0.05
1.75±0.05
F
3.50±0.05
3.50±0.05
3.50±0.05
3.50±0.05
3.50±0.05
3.50±0.05
P
0
4.00±0.10
4.00±0.10
4.00±0.10
4.00±0.10
4.00±0.10
4.00±0.05
P
1
2.00±0.05
2.00±0.05
4.00±0.10
4.00±0.10
4.00±0.10
4.00±0.10
P
2
2.00±0.05
2.00±0.05
2.00±0.05
2.00±0.05
2.00±0.05
2.00±0.05
ΦD
0
1.55±0.03
1.55±0.05
1.55±0.05
1.55±0.05
1.55±0.05
1.60±0.10
T
0.42±0.02
0.40±0.03
0.60±0.03
0.75±0.05
0.75±0.05
0.75±0.05
Reel Specification & Packaging Quantity
Plastic Tape Specification
Size
2010
2512
Reel Dimension (mm)
Packaging Quantity
Tape Width
Reel Diameter
ϕA
ϕB
ϕC
W
T
Plastic 4K
12mm
7”
178.0±1.0
60±1.0
13.5±0.7
13.5±1.0
15.5±1.0
Size
2010
2512
Plastic Tape Dimension (mm)
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
ΦD
0
1.50+0.10
1.50+0.10
T
1.00±0.20
1.00±0.20
Notes:
1. Peel force of top cover tape
2. The peel speed shall be about 300mm/min ±5%
Meritek Electronics Corporation
|
www.meritekusa.com
Rev. 7c 01/19/18
Precision Thin Film Chip Resistors
RN73 Series
3. The peel force of top cover tape shall be between 8gf to 60gf, 20gf to 80gf (2010, 2512 only)
P
OWER
D
ERATING
C
URVE
Power Derating Curve
Power Ratio (%)
Ambient Temperature (°C)
*Specifications subject to change without notice.
Meritek Electronics Corporation
|
www.meritekusa.com
Rev. 7c 01/19/18
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