Type YM Series
Thermometrics
PTC Thermistors
Description
Thermometrics YM Series consists of a range of
radially-wired PTC disc thermistors with silicone
resin coating.
Applications
•
Designed for general purpose over-current,
overvoltage and direct over-temperature
protection
Features
•
Fast switching times
•
Operation up to 265V rms
•
Wide range of operating current levels
•
Excellent stability
•
Fail-safe operation
•
Solid state
•
High performance barium titanate ceramic
•
Suitable for automatic PCB insertion
Packaging
All types in the YM range are available loose-
packed, as shown in the drawing. Devices are also
available on bandolier (tape & reel): types with
diameter a <12 mm comply with IEC 286-2.
To identify the packaging required, replace N in
the product codes shown in table as follows:
YM
Bandoliered ......................................................R*
Loose-packed .................................................N
YQS
Bandoliered ...................................................Add T suffix
Pack quantities:
Loose-packed .........................................500-2500/box
Bandoliered :........................................ 375-1500/reel
*YM120D260N150
*YM120D370N100
Not available taped and reeled
Amphenol
Advanced Sensors
D (max)
T (max)
Electrical Specifications
Maximum Operating Voltage
265V rms
H
G
Switch Temperature
120°C nominal
5.08+0.6/-1.0
30 min
0.6+0.06/-0.05
Tolerance on R
25
±20%
YM Drawing
Ambient Temperature Range
At Storage:
At Maximum Voltage:
-25 to +155°C
0 to +55°C
Lead Wire Material
Tin-coated copper
Body Coating
0.55-0.66
Silicone resin, black YM, green YQS
25 Min
5
±
1
YQS Drawing
Part Number
Replacement
for
R @ 25°C
Ω
Maximum Current
without Tripping
(I
nt
)
mA
Minimum Trip
Current (I
t
)
mA
Maximum
Overload
Current
(I
mo
)
A
Maximum
Residual
Current (I
res
)
mA
D
(max)
mm
T
(max)
mm
H
(max)
mm
G
mm
T=25°C
YM120C15N182
YM120C20N122
YQS8070
YQS8069
YQS8068
YQS8067
YM120D125N450
YQS8066
YM120D170N250
YQS8065
YM120D260N150
YM120D370N100
YM120D200N200
YM120D150N330
YM120C30N601
YM120C45N301
YM120C80N101
YM120D105N600
1800
1200
600
300
100
60
45
33
25
20
15
10
16
20
22
33
65
85
110
128
161
168
234
314
T=55°C
14
17
18
26
50
65
85
99
125
130
181
243
T=25°C
23
28
40
55
98
131
155
181
228
265
330
444
T=10°C
28
34
46
62
108
144
170
198
250
298
362
486
0.1
0.1
0.2
0.2
0.4
0.6
0.7
0.9
1.1
1.3
1.7
2.7
5
6
5
7
7
9
9
12
10
10
12
16
4
4
4.5
4.5
5.5
6
7
7.5
8.5
9.5
11.5
14.5
5
5
5
5
5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
15
2 +0.5,-1
2 +0.5,-1
12
2 +0.5,-1
8
8
8
9
12
12
2 +0.5,-1
Amphenol
Advanced Sensors
© 2014 Amphenol Corporation. All Rights Reserved. Specifications are subject to change without notice.
Other company names and product names used in this document are the registered trademarks or
trademarks of their respective owners.
AAS-920-627A-03/2014
Mouser Electronics
Authorized Distributor
Click to View Pricing, Inventory, Delivery & Lifecycle Information:
Amphenol
:
YM120C60N151 YM120D125N450 YM120D200N200 YM120C80N101 YM120C15N182 YM120D170N250
YM120C45N301 YM120D260N150 YM120D480N060 YM120C30N601 YM120D370N100 YM120D105N600
YM120D150N330 YM120C20N122 YQS8067 YQS8066 YQS8069 YQS8070 YQS8065 YQS8068
YM120D170R250
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