
Document Number: 28713
Revision: 18-Jul-06
For technical questions contact:
ff3bresistors@vishay.com
www.vishay.com
23
MMU 0102, MMA 0204, MMB 0207 - Professional
Professional MELF Resistors
Vishay Beyschlag
Note
1.
Special requirements apply to MICRO-MELF, MMU 0102:
-
R
< 100
Ω
: ± (0.25 %
R
+ 10 m
Ω
)
- 100
Ω
≤
R
≥
221 k
Ω
: ± 0.1 %
R
- 221 k
Ω
<
R
: ± 0.25 %
R
* The quoted IEC standards are also released as EN standards with the same number and identical contents.
4.32
21 (Ue
3
)
shear
45 N
no visible damage
4.33
21 (Ue
1
)
substrate
bending
voltage proof
depth 2mm,
3 times
U
rms
=
U
ins
; 60 s
no visible damage, no open circuit in bent position
± (0.05 %
R
+ 5 m
Ω
)
1)
no flashover or breakdown
4.7
-
4.35
-
flammability
IEC 60 695-11-5*,
needle flame test;
10 s
no burning after 30 s
TEST PROCEDURES AND REQUIREMENTS
EN
60115-1
CLAUSE
IEC
60068-2*
TEST
METHOD
TEST
PROCEDURE
REQUIREMENTS
PERMISSIBLE CHANGE (
Δ
R
)
STABILITY
CLASS 0.5
OR BETTER
STABILITY CLASS
0.25
OR BETTER
STABILITY CLASS
1
OR BETTER
STABILITY
CLASS 2
OR BETTER
stability for product
types:
MMU 0102
MMA 0204
MMB 0207
10
Ω
to 221k
Ω
10
Ω
to 332 k
Ω
10
Ω
to 1 M
Ω
1
Ω
to < 10
Ω
1
Ω
to < 10
Ω
1
Ω
to < 10
Ω
< 1
Ω
< 1
Ω
< 1
Ω
> 221 k
Ω
> 332 k
Ω
> 1 M
Ω
REVISION HISTORY
Compared to the prior revision of this datasheet, 23-Feb-04, the following changes have been applied:
Introduction of a standardized part numbering system
Additional emphasis on the clean balance of materials and on the compliance with various EU directives
Revision of the current noise diagram based on new test results
Introduction of a test and requirements for electrostatic discharge (ESD)
No other change of technical contents
No product change