Approval Sheet
for
Cement Resistors
Power Wirewound & Axial / Vertical
Lead Type
PSP & PSM series
±5%
&
±10%
YAGEO CORPORATION
Headquarters:
3F, No.233-1, Pao Chiao Rd., Xindian, Taipei, Taiwan, R.O.C.
Tel:
886-2-6629-9999
Fax:
886-2-6628-8885
URL: www.yageo.com
Page-1
Rev.
00
01
02
03
Description
issue new spec.
Series adjustment
Product marking information is included
Electrical characteristics table and
environmental characteristics are
adjusted
Revise dimension map
Revise dimensions of PSM700,
PSM7WS and PSM 900 series.
Revise maps of derating curve and
dimensions
PSP11A, PSP17A, PSM11A, PSM17A
are included.
Taped in reel is included, add packing
info.
Issue Date
Feb 12, 2008
Sep 1, 2008
Dec 3, 2010
Dec 29, 2010
Drawn
Lynn Chen
Lynn Chen
Feng Ye
Feng Ye
Approved
Joyce Chung
Joyce Chung
Ken Hsu
Ken Hsu
04
05
06
07
08
Dec 06, 2012
Dec 12, 2012
Feb 21, 2013
Jul. 07, 2016
Jul. 19, 2016
Feng Ye
Feng Ye
Feng Ye
Feng Ye
Feng Ye
Flora Shen
Flora Shen
Ken Hsu
Flora Shen
Flora Shen
Description
Series
Cement Resistors-Power Wirewound & Axial/Vertical Lead Type
PSP&PSM
Rev.
08
Page-2
1.
PRODUCT:
1. Power Wirewound Resistors. Fiber Glass Core and with Ceramic Case. Wirewound
construction, Insulated and Flameproof
(PSP & PSM SERIES)
2.
PART NUMBER:
Part number of the cement resistor is identified by the name, power, tolerance, packing,
temperature coefficient and resistance value.
Example：
PSP
400
J
B
-
100R
(1)
(2)
(3)
(4)
(5)
(6)
Series Power Resistance Packing Temperature Resistance
Name Rating Tolerance Style
Coefficient
Value
of Resistance
(1) Style： PSP SERIES: Axial Type
PSM SERIES: Vertical Type
(2) Power Rating： 400=4W、500=5W、7WS=7W、700=7W、900=9W、11A=11W、
17A=17W
(3) Tolerance： J =
±5%、K
=
±10%
(4) Packaging Type： B = Bulk Packing
R = Taped in reel
(5) Temperature Coefficient
：
±400ppm/℃
(6) Resistance Value：E24 Series
Example：0R1, 1R、10R、100R、10K……
Page-3
3.
ELECTRICAL CHARACTERISTICS
PSP400
4W
PSP500
5W
PSP7WS
7W
PSP700
PSP900
9W
PSP11A
11W
1~10KΩ
PSP17A
17W
STYLE
Power Rating at 70
℃
Max. Cont. Work. Voltage
Resistance range
Operating Temp. Range
Temperature Coefficient
STYLE
Power Rating at 70
℃
Max. Cont. Work. Voltage
Resistance range
Operating Temp. Range
Temperature Coefficient
P
70
R
0.1~2.2KΩ
- 55
℃
to + 275
℃
±400ppm/℃
PSM400
4W
PSM500
5W
PSM7WS
7W
PSM700
PSM900
9W
PSM11A
11W
1~10KΩ
PSM17W
17W
0.1~2.5KΩ 0.5~3.9KΩ
P
70
R
0.1~2.2KΩ
- 55
℃
to + 275
℃
±400ppm/℃
0.1~2.5KΩ 0.5~3K9Ω
＊
Below or over this resistance range on request
4.
DERATING CURVE
For resistors operated in ambient temperatures above 70℃, power rating must be derated in accordance with
the curve below.
Rated Load (%)
70℃
100
80
60
40
20
-55
0
20 40 60 80 100 120 140 160 180 200 220 240 260 280
275℃
Ambient Temperature (℃)
Page-4
5.
DIMENSIONS
Yageo logo
Produce date
PSP Series
Power
PSM Series
Resistance
Value
Tolerance
PSM400-PSM700
PSM7WS-PSM17A
Unit：mm
TYPE
PSP400
PSP500
PSP700
PSP7WS
PSP900
PSP11A
PSP17A
TYPE
PSM400
PSM500
PSM700
PSM7WS
PSM900
PSM11A
PSM17A
L1
20±1.0
25±1.0
38±1.0
25±1.0
38±1.0
50±1.5
75±2.0
L1
20±1.0
25±1.0
38±1.0
25±1.0
38±1.0
50±1.5
75±2.0
W
6.4 ± 0.3
6.4 ± 0.3
6.4 ± 0.3
9.0 ± 0.3
9.0 ± 0.3
9.0 ± 0.3
9.0 ± 0.3
W
7.0 ± 0.5
7.0 ± 0.5
7.0 ± 0.5
9.0 ± 0.4
9.0 ± 0.4
9.0 ± 0.4
9.0 ± 0.4
H
6.4 ± 0.3
6.4 ± 0.3
6.4 ± 0.3
9.0 ± 0.3
9.0 ± 0.3
9.0 ± 0.3
9.0 ± 0.3
H
8.0 ± 0.4
8.0 ± 0.4
8.0 ± 0.4
10.0 ± 0.4
10.0 ± 0.4
10.0 ± 0.4
10.0 ± 0.4
Page-5
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