CMA Vishay, CMA Datasheet - Page 9

• Manufacturer Part Number: CMA
• Description: High Pulse Load Melf Resistor
• Manufacturer: Vishay

www.vishay.com
66
CMA 0204
Vishay Beyschlag
Note:
* The quoted IEC standards are also released as EN standards with the same number and identical contents.
CLAUSE
60115-1
TEST PROCEDURES AND REQUIREMENTS
4.19
4.13
4.40
4.29
4.30
4.17.2
4.18.2
4.32
4.7
4.35
REVISION HISTORY
Compared to the prior revision of this datasheet, 27-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
EN
IEC 60068-2*
14 (Na)
-
-
45 (XA)
45 (XA)
58 (Td)
58 (Td)
21 (Ue
-
-
METHOD
TEST
3
)
rapid change of temperature
short time overload;
standard operation mode
short time overload;
power operation mode
electrostatic discharge
(Human body Model)
component solvent resistance
solvent resistance of marking
solderability
shear (adhesion)
voltage proof
flammability
resistance to soldering heat
TEST
For technical questions contact: [e-mail]
High Pulse Load MELF Resistor
stability for product types:
30 minutes at - 55 °C;
30 minutes at + 125 °C; 5 cycles
U = 2.5 ×
U = 2.5 ×
IEC 61340-3-1*;
3 pos. + 3 neg. discharges
CMA 0204: 6 kV
isopropyl alcohol; 50 °C; method 2
isopropyl alcohol; 50 °C; method 1,
toothbrush
SnPb40;
non-activated flux;
(215 ± 3) °C; (3 ± 0.3) s
solder bath method;
SnAg3Cu0.5 or
SnAg3.5; non-activated flux;
(235 ± 3) °C; (2 ± 0.2) s
solder bath method ; (260 ± 5) °C; (10 ± 1) s
45 N
U
solder bath method;
IEC 60 695-11-5*, needle flame test; 10
rms
= U
ins
; 60 s
P
P
70
70
PROCEDURE
×
×
R
R
≤ 2 × U
≤ 2 × U
max
max
CMA 0204
; 5 s
; 5 s
good tinning (≥ 95 % covered);
good tinning (≥ 95 % covered);
PERMISSIBLE CHANGE (ΔR)
no flashover or breakdown
± (0.25 % R + 0.1 Ω)
± (0.25 % R + 0.1 Ω)
± (0.5 % R + 50 mΩ)
no burning after 30 s
± (0.5 % R + 0.1 Ω)
± (0.5 % R + 0.1 Ω)
no visible damage
no visible damage
no visible damage
no visible damage
no visible damage
REQUIREMENTS
marking legible;
10 Ω to 100 kΩ
Document Number: 28717
Revision: 18-Jul-06