MNR18 Datasheet, PDF (2/4 Pages) Rohm – Chip resistor networks

Resistors
MNR18
!Characteristics
Item
Resistance
Variation of resistance
with temperature
Overload
Solderability
Resistance to
soldering heat
Rapid change of
temperature
Damp heat, steady state
Endurance at 70°C
Endurance
Resistance to solvent
Bend strength of
the end face plating
Guaranteed value
Resistor type
J : ±5%
Test conditions (JIS C 5201-1)
JIS C 5201-1 4.5
See Table.1
± (2.0%+0.1Ω)
JIS C 5201-1 4.8
Measurement : −55 / +25 / +125°C
JIS C 5201-1 4.13
Rated voltage×2.5, 2s.
Limiting element voltage×2 : 50V
A new uniform coating of minimum of
95% of the surface being immersed
and no soldering damage.
JIS C 5201-1 4.17
Rosin·Ethanol (25%WT)
Soldering condition : 235±5°C
Duration of immersion : 2.0±0.5s.
± (1.0%+0.05Ω)
No remarkable abnormality on the appearance.
± (1.0%+0.05Ω)
JIS C 5201-1 4.18
Soldering condition : 260±5°C
Duration of immersion : 10±1s.
JIS C 5201-1 4.19
Test temp. : −55°C~+125°C 5cyc
± (3.0%+0.1Ω)
JIS C 5201-1 4.24
40°C, 93%RH
Test time : 1,000h~1,048h
± (3.0%+0.1Ω)
± (3.0%+0.1Ω)
± (1.0%+0.05Ω)
± (1.0%+0.05Ω)
Without mechanical damage such as breaks.
JIS C 5201-1 4.25.1
Rated voltage, 70°C
1.5h : ON − 0.5h : OFF
Test time : 1,000h~1,048h
JIS C 5201-1 4.25.3
125°C
Test time : 1,000h~1,048h
JIS C 5201-1 4.29
23±5°C, Immersion cleaning, 5±0.5min.
Solvent : 2-propanol
JIS C 5201-1 4.33
!External dimensions (Units : mm)
aa
A
3.8±0.1
b
a : 0.3±0.1
b : 0.2±0.1
B c : 0.5±0.1
A'
cc
B'
Cross section A−A' 6 ₁
Cross section B−B' 1 ⁶
5
5
Maqnification
23
4
No.
Material
1 Resistive element (Oxide metal thick film)
Silver paladium thick film electrode
2
(Resin side termination.)
3 Nickel electrode
4 Sn/Pb or Sn electrode
5 Alumina substrate
6 Over-coating (Resin)