B57364S209M EPCOS Inc, B57364S209M Datasheet - Page 13

• Manufacturer Part Number: B57364S209M
• Description: CURRENT LIMITER INRSH 2 OHM 20%
• Manufacturer: EPCOS Inc
• Type: NTCr

Specifications of B57364S209M

• Lead Spacing: 0.295" (7.50mm)
• R @ 25°c: 2.0 Ohm
• Current - Steady State Max: 12A
• Tolerance: ±20%
• Diameter: 0.825" (21mm)
• Thermistor Type: NTC
• Resistance: 2ohm
• Beta Value (k): 2900
• Svhc: No SVHC (18-Jun-2010)
• Beta Value Lower Limit Temperature: 25°C
• Body Diameter: 21mm
• Current Max: 12A
• Lead Length: 32mm
• Termination Style: Radial
• Operating Temperature Range: - 55 C to + 170 C
• Current Rating: 12 Amps
• Power Rating: 5.1 W
• Mounting Style: Through Hole
• Pin Count: 2
• Thermal Time Constant: 100s
• Percentage Of Resistance Tolerance @ 25c: ±20
• Accuracy: ±3
• Product Length (mm): Not Requiredmm
• Product Height (mm): Not Requiredmm
• Thermistor Tolerance: ± 20%
• Thermistor Case Style: Radial Leaded
• No. Of Pins: 2
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• R @ Current: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 495-4114; B57364S 209M; B57364S0209M000; B57364S0209M000; Q1848236; Q3180393; Q3247542

Symbols and terms
Symbol
B
B
C
C
I
I
I
I
I
k
n
P
P
P
P
R
R
R
R
T
t
T
t
T
Please read Cautions and warnings and
Important notes at the end of this document.
Inrush current limiters
ICLs
max
NTC
R
RMS
a
R
A
max
25/100
25
diss
el
max
test
th
load
R
S
T
R
/R
R
English
B value
B value determined by resistance
measurement at 25 C and 100 C
Test capacitance
Heat capacitance
Current
Maximum current within stated
temperature range
NTC current
Rated current
Root-mean-square value of current
Parameter for calculating the NTC
resistance as a function of current
(specified for inrush current limiters)
Parameter for calculating the NTC
resistance as a function of current
(specified for inrush current limiters)
Maximum power at 25 C
Power dissipation
Electrical power
Maximum power within stated
temperature range
Load resistance
Rated resistance
Resistance tolerance
Series resistance
Resistance at temperature T
(e.g. R
Temperature
Time
Ambient temperature
Thermal threshold time
Upper category temperature
25
= resistance at 25 C)
Page 13 of 15
German
B-Wert
B-Wert, ermittelt durch Widerstands-
messungen bei 25 C und 100 C
Prüfkapazität (elektrisch)
Wärmekapazität
Strom
Maximalstrom im angegebenen
Temperaturbereich
Heißleiter-Strom
Nennstrom
Effektivwert des Stromes
Konstante zur Berechnung des
Heißleiterwiderstandes in Abhängigkeit
von der Stromstärke (bei
Einschaltstrombegrenzern angegeben)
Konstante zur Berechnung des
Heißleiterwiderstandes in Abhängigkeit
von der Stromstärke (bei
Einschaltstrombegrenzern angegeben)
Maximale Leistung bei 25 C
Verlustleistung
Elektrische Leistung
Maximale Leistung im
angegebenenTemperaturbereich
Ladewiderstand
Nennwiderstand
Widerstandstoleranz
Serienwiderstand
Widerstand bei Temperatur T
(z.B. R
Temperatur
Zeit
Umgebungstemperatur
Thermische Ansprechzeit
Obere Grenztemperatur
(Kategorietemperatur)
25
= Widerstand bei 25 C)
B57364
S364