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參數(shù)資料
| 型號(hào)： | MPR24 |
| 廠商： | Vishay Intertechnology,Inc. |
| 英文描述： | Ultra Precision Leaded Resistors |
| 中文描述： | 超精密引線電阻 |
| 文件頁(yè)數(shù)： | 5/6頁(yè) |
| 文件大小： | 72K |
| 代理商： | MPR24 |
Document Number: 28727
Revision: 08-Mar-04
For technical questions contact: ff3cresistors@vishay.com
www.vishay.com
5
MPR24
Ultra Precision Leaded Resistors
Vishay BCcomponents
TEST PROCEDURES AND REQUIREMENTS
IEC
60068-2
TEST
METHOD
IEC
60115-1
CLAUSE
TEST
PROCEDURE
REQUIREMENTS
PERMISSIBLE CHANGE (
R
/
R
)
Stability for product
types:
MPR24
24
to 100 k
4.99
to < 24
;
> 100 k
to 1 M
±
0.5 %;
±
0.25 %;
±
0.1 %
4.5
resistance
±
0.5 %;
±
0.25 %;
±
0.1 %;
±
0.05 %;
±
0.02 %;
±
0.01 %
±
25 ppm/K;
±
15 ppm/K;
±
10 ppm/K;
±
05 ppm/K
±
25 ppm/K
4.8.4.2
temperature
coefficient
at 20 / 70 / 20
°
C
at 20 / LCT / 20 C and
20 / UCT / 20 C
4.25.1
endurance at
70
°
C
U
=
U
=
U
max
;
1.5 h on; 0.5 h off
or
70
°
C; 2000 h
(40
±
2)
°
C; 56 days;
(93 ± 3) % RH
±
(0.05 % + 0.01
)
±
(0.05 % + 0.01
)
4.24
78 (Cab)
damp heat,
steady state
4.23
climatic
sequence:
dry heat
damp heat,
cyclic
4.23.2
4.23.3
2 (Ba)
30 (Db)
125
°
C; 16 h
55
°
C; 24 h;
90 to 100 % RH;
1 cycle
4.23.4
4.23.5
1 (Aa)
13 (M)
cold
low air
pressure
55
°
C; 2 h
8.5 kPa; 2 h;
15 to 35
°
C
4.23.6
30 (Db)
damp heat,
cyclic
55
°
C; 5 days;
95 to 100 % RH;
5 cycles
±
(0.05 % + 0.01
)
no visible damage
4.13
short time
overload
room temperature;
U
= 2.5
×
U
= 2
×
U
max
; 5 s
30 minutes at LCT and
30 minutes at UCT;
5 cycles
or
±
(0.01 % + 0.01
)
no visible damage
4.19
14 (Na)
rapid change
of temperature
±
(0.01 % + 0.01
)
no visible damage
4.29
45 (XA)
component
solvent
resistance
isopropyl alcohol
+23
°
C; toothbrush
method
marking legible;
no visible damage
4.18.2
20 (Tb)
resistance to
soldering heat
unmounted
components;
(260
±
5)
°
C;
(10
±
1) s
+ 235
°
C; 2 s solder
bath method
6 h; 10 to 2 000 Hz
1.5 mm or 196 m/s
2
tensile, bending and
torsion
±
(0.01 % + 0.01
)
no visible damage
4.17
20 (Ta)
solderability
good tinning (
≥
95
% coverage);
4.22
6 (B4)
vibration
±
(0.01 % + 0.01
)
;
no visible damage
±
(0.01 % + 0.01
)
;
no visible damage
4.16
21 (Ua
1
)
21 (Ub)
21 (Uc)
robustness of
terminations
4.7
4.12
voltage proof
U
rms
= 100 V; 60 s
IEC 60 195:
R
≤
100 k
R > 100 k
no flashover or breakdown
noise
max. 0.25
μ
V/V
max. 0.5
μ
V/V
P
70
R
×
P
70
R
×
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