B57237S220M51 EPCOS Inc, B57237S220M51 Datasheet - Page 5

• Manufacturer Part Number: B57237S220M51
• Description: CURRENT LIMITER INRSH 22 OHM 20%
• Manufacturer: EPCOS Inc
• Type: NTCr
• Series: B57237r

Specifications of B57237S220M51

• Tolerance: ±20%
• Lead Spacing: 0.295" (7.50mm)
• R @ 25°c: 22 Ohm
• Current - Steady State Max: 2.8A
• Diameter: 0.59" (15mm)
• Resistance: 22 Ohms
• Termination Style: Radial
• Operating Temperature Range: - 55 C to + 170 C
• Current Rating: 2.8 Amps
• Dimensions: 15 mm Dia. x 7 mm W x 22 mm H
• Power Rating: 3.1 W
• Thermistor Type: NTC
• Thermistor Tolerance: ± 20%
• Beta Value (k): 3300K
• 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: B57237S 220M 51; B57237S0220M051

Dimensions (mm)
Please read Cautions and warnings and
Important notes at the end of this document.
Inrush current limiters
ICLs
W
W
W
P
P
H
H
D
W
L
th
w
H
d
F
L
t
h
p
1
0
1
0
1
0
0
1
2
Lead
spacing
5 mm
0.5/0.6
11.5
12.7
3.85
18.0
18.0
16.0
32.2
11.0
6.0
5.0
5.5
9.0
3.0
4.0
0.9
4.0
0
0
Tolerance of
lead spacing
5 mm
+0.75/ 0.5
+0.6/ 0.1
+2.0/ 0
max.
max.
max.
max.
max.
max.
max.
min.
0.05
0.3
0.7
2.0
1.3
0.5
0.5
0.2
Lead
spacing
7.5 mm
0.8/1.0
12.7
8.95
18.0
11.0
18.0
16.0
45.0
11.0
7.5
9.0
3.0
4.0
0.9
4.0
21
7
0
0
Page 5 of 15
Tolerance of
lead spacing
7.5 mm
Depends on th measured at top
+0.75/ 0.5
+2.0/ 0
max.
max.
max.
max.
max.
max.
max.
min.
0.05
0.3
0.8
0.8
2.0
0.5
0.5
0.2
Remarks
of component body
peel-off force 5 N
without wires
1 mm / 20 sprocket holes
B57237
S237