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Número de pieza | SFR25 | |
Descripción | (SFR16S/25) Standard metal film resistors | |
Fabricantes | BC | |
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BCcomponents
DATA SHEET
SFR16S/25/25H
Standard metal film resistors
Product specification
Supersedes data of 17th April 2002
File under BCcomponents, BC08
2002 Dec 02
DataSheet4 U .com
1 page www.DataSheet4U.com
BCcomponents
Standard metal film resistors
PULSE LOADING CAPABILITIES
10 3
Pmax
(W)
10 2
10
1
tp /t i = 1000
500
200
100
50
20
10
5
2
Product specification
SFR16S/25/25H
MEA685 - 1
10 –1
10 –6
SFR16S
10 –5
10 –4
10 –3
10 –2
10 –1
t i (s)
Fig.2 Pulse on a regular basis; maximum permissible peak pulse power ( Pˆ max) as
a function of pulse duration (ti).
1
600
Vmax
(V)
500
MEA689
400
300
200
100
SFR16S
0
10 6
10 5
10 4
10 3
10 2
10 1
Fig.3 Pulse on a regular basis; maximum permissible peak pulse voltage ( Vˆ max) as
a function of pulse duration (ti).
t i (s)
1
2002 Dec 02
DataSheet4 U .com
5
5 Page IEC
60 115-1
CLAUSE
4.23
4.23.2
4.23.3
4.23.4
4.23.5
4.23.6
4.24.2
4.25.1
IEC
60 068-2
TEST
METHOD
TEST
2 (Ba)
30 (Db)
1 (Aa)
13 (M)
30 (Db)
climatic sequence:
dry heat
damp heat
(accelerated)
1st cycle
cold
low air pressure
damp heat
(accelerated)
remaining cycles
3 (Ca)
damp heat
(steady state)
endurance
PROCEDURE
RESISTANCE
RANGE
16 hours; 155 °C
24 hours; 55 °C; 90 to 100% RH
2 hours; -55 °C
2 hours; 8.5 kPa; 15 to 35 °C
5 days; 55 °C; 95 to 100% RH
R £ 1 MW
R > 1 MW
56 days; 40 °C; 90 to 95% RH;
dissipation 0.01 Pn
1000 hours at 70 °C;
Pn or Vmax
R £ 1 MW
R > 1 MW
4.8.4
4.7
4.12
4.6.1.1
temperature
coefficient
between -55 °C and +155 °C
(TC ´ 10-6/K)
voltage proof on
insulation
noise
400 V (RMS) (SFR16S) or
600 V (RMS) (SFR25 and
SFR25H); during 1 minute;
V-block method
“IEC publication 60195”
insulation resistance 500 V (DC) during 1 minute;
V-block method
R < 4.7 W
R £ 100 kW
R £ 1 MW
R > 1 MW
R < 68 kW
R £ 100 kW
R £ 1 MW
R > 1 MW
REQUIREMENTS
SFR16S
SFR25
SFR25H
Rins min.: 1 000 MW
DR/R max.: ±1% + 0.05 W
DR/R max.: ±1% + 0.05 W
DR/R max.:
±2% + 0.1 W
Rins min.: 1 000 MW
DR/R max.: ±1% + 0.05 W
DR/R max.: ±1% + 0.05 W
DR/R max.: ±1% + 0.05 W
DR/R max.:
±2% + 0.1 W
£ ±250
£ ±100
£ ±100
£ ±100
£ ±100
£ ±100
£ ±250
£ ±100
£ ±100
£ ±250
£ ±250
£ ±250
no breakdown
max. 0.1 mV/V max. 0.1 mV/V max. 0.1 mV/V
max. 0.5 mV/V max. 0.1 mV/V max. 0.1 mV/V
max. 1.5 mV/V max. 0.1 mV/V max. 0.1 mV/V
max. 1.5 mV/V max. 1.5 mV/V max. 1.5 mV/V
Rins min.: 1 000 MW
11 Page |
Páginas | Total 12 Páginas | |
PDF Descargar | [ Datasheet SFR25.PDF ] |
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