Document
Ultra-Compact Chip Resistors
SMR Series RASMID
zFeatures
1) Ultra small size (009005) with jumper type. 2) Super tight torelance (10um). 3) Super low noise. 4) ROHM resistors have obtained ISO9001/ISO/TS16949 certification.
Datasheet
Part No. SMR003
Size
(mm)
(inch)
03015 009005
Type Code RX
Packing Specification
Embossed tape (1mm pitch)
Quantity / Reel
Automotive Grade
Available
40,000
-
z Part Number Description
SMR
0 0 3 RX
J
1 0 0(0)
Part No.
SMR
(Super Micro chip resistors)
Size (mm [inch])
003 (03015 [010005])
Type Code
Resistance Tolerance
F ( ±1% ) J ( ±5% ) (Including jumper type)
Nominal Resistance
Resistance code, 3 or 4 digits. 000 denotes jumper type.
Resistance tolerance
F: J:
Resistance code
4 digits 3 digits
Ex.) 1Ω = 1R0 ( ±5% )
9.1 Ω = 9R1 ( ±5% ) 10 Ω = 10R0 ( ±0.5%, ±1% )
100 ( ±5% ) 2.2M Ω = 2204 ( ±1% )
225 ( ±5% ) Jumper : J000
zProducts List
Part No.
Rated Power Limiting Element
Type Code
(70°C)
Voltage
(W) (V)
Temperature Coefficient
(ppm / °C)
Resistance Tolerance
(%)
Resistance Range
Series
Operating Temperature
Range (°C)
SMR003
RX
0.020
10
±200
J(±5%) F(±1%)
10Ω to 1MΩ
E24 E24,E96
−55 to +125
Jumper type : Rmax = 50m Ω / Imax. = 0.5A
∗Design and specifications are subject to change without notice. Carefully check the specification sheet supplied with the product before using or ordering it.
∗Rated voltage is determained from the following. When rated voltage exceeds the limiting element voltage, the limitng element voltage shall be the rated voltage.
∗Rated voltage = Rated power Rasistance ∗E24 : Standard products, E96 : Custom products
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2015.06- Rev.A
SMR Series RASMIDTM
zChip Resistor Dimensions and Markings
SMR003 L
No marking. W
Datasheet
t bb
Part No.
Type Code (mm)
(inch)
L
W
t
(Unit : mm)
a
b
Marking existence
SMR003
RX 03015 009005 0.3±0.01
0.15±0.01
0.11±0.01
-
0.07±0.01
No
zLand pattern Example
B D
C A
Land
Dimensions Part No.
SMR003
Type Code RX
A 0.14
B 0.34
(Unit : mm) CD 0.15 0.1
zDerating Curve
When the ambient temperature exceeds 70°C, power dissipation must be adjusted according to the derating curves below.
PERCENT RATED POWER (%)
SMR003
100
80
60
40
20
0 −55
0 70 100 125 AMBIENT TEMPERATURE (°C)
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2015.06- Rev.A
SMR Series RASMIDTM
Datasheet
zCharacteristics
Test Items
Resistance
Variation of resistance with temperature
Overload
Solderability
Resistance to soldering heat
Rapid change of temperature
Guaranteed Value
Resistor Type
Jumper Type
F : ± 1% J : ± 5%
Max. 50mΩ
20°C
Test Conditions
See “Product List”
Max. 50mΩ
Measurement : +20 / −55 / +20 / +125°C
± (2.0%+0.1Ω)
Max. 50mΩ
Test voltage is the smaller one of 1 or 2 1 Rated voltage (current) ´2.5, 2s. 2 Maximum overload voltage : 20V
A new uniform coating of minimum of 95% of the surface being immersed and no soldering damage.
Rosin·Ethanol : 25% (Weight) Soldering condition : 235±5°C Duration of immersion : 2.0±0.5s
± (1.0%+0.05Ω)
Max. 50mΩ
No remarkable abnormality on the appearance.
Soldering condition : 260±5°C Duration of immersion : 10±1s
± (1.0%+0.05Ω)
Max. 50mΩ
Test temp. : −55°C to +125°C 100cycle
Damp heat, steady state
Endurance at 70°C
Endurance Resistance to solvent Bend strength of the end face plating
± (3.0%+0.1Ω) ± (3.0%+0.1Ω) ± (3.0%+0.1Ω)
Max. 100mΩ Max. 100mΩ Max. 100mΩ
40°C, 93%RH (Relative Humidity) Test time : 1,000h to 1,048h
70°C Rated voltage (current) 1.5h : ON − 0.5h : OFF Test time : 1,000h to 1,048h
125°C Test time : 1,000h to 1,048h
± (1.0%+0.05Ω)
Max. 50mΩ
± (1.0%+0.05Ω)
Max. 50mΩ
Without mechanical damage such as breaks.
23±5°C, Immersion cleaning, 5±0.5min Solvent : 2−propanol
−
Compliance Standard(s) : IEC60115−8 JISC 5201−8
zTape Dimensions
Embossed Tape
P0 P2
φDO
A0 B0
E F
W
Top Tape Base Embossed
P1 Components Pocket T2
Part No. SMR003
(Unit : mm)
Type Code
W
F
E A0 B0
RX 4.00±0.05 1.80±0.02 0.90±0.05 0.185±0.03 0.335±0.03
Part No. SMR003
Type Code
D0
P0
P1
P2
T2
RX φ0.80±0.04 2.00±0.04 1.00±0.02 1.00±0.02 0.20±0.05
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2015.06- Rev.A
SMR Series RASMIDTM
zReel Dimensions
Datasheet
A BD
C Label
ACCORDING TO EIAJ ET-7200B (RRV)
Part No. Type Code
A
SMR003
RX φ178±1.0
B φ60.0±1.0
C
5.0
+1.0 −0.6
(Unit : mm) D
φ13.0±0.2
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2015.06- Rev.A
Notice
Notes
1) The information contained herein is subject to change without notice.
2) Before you use our Products, please contact our sales representative and verify the latest specifications :
3) Although ROHM is continuously working to improve product reliability and quality, semiconductors can break down and malfunction due to various factors. Therefore, in order to prevent personal injury or fire arising from failure, p.