TAI ELECTRONIC CO., LTD.
No.133, Nan-Kann Road.Sec 1, Lu-Jwu, Taoyuan, Taiwan, R.O.C.
TEL: 886-03-3221988, 3221989 3222717, 3223799 FAX: 866-03-3524879


Cement Type Resistors Wirewound & Metal Oxide Film (SQ)


                        * Explanation of Number

Type Forming Packaging Power Rating Value of Resistance Tolerance
SQ P 2W 100 J
Gement Type Resistors (Wirewound & Oxide Film) P type
Z type
M type
H type
S type (SPS)
Standard type
2W , 3W , 5W , 7W , 10W , 15W ,20W , 30W...
3 digit marking for
(G , J)
Example:100 : 10 Ω
122 : 1200 Ω=1.2K
473 : 47K

J 5%


                     *Rating

Stlye MAX Working Voltage MAX OverLoad Voltage Operation Temp( °C ) Resistance Tolerance Resistance Range
Wirewound Type Metal Oxide Film Type
2W 350V 700V -55°C~155°C J : ± 5% 0.1Ω-100Ω 100Ω-1MΩ
3W 500V 1000V 0.1Ω-100Ω 100Ω-1MΩ
5W 750V 1500V 0.1Ω-100Ω 100Ω-1MΩ
7W 1000V 1500V 0.1Ω-100Ω 100Ω-500K
10W 1000V 1500V 0.1Ω-500Ω 500Ω-500K
15W 1000V 1500V 0.1Ω-800Ω 800Ω-500K
20W 1000V 1500V 0.1Ω-800Ω 800Ω-500K

Note Special specification can be specified and manufactured on request

                  *Specification & Characteristics

Test Items Performances Test methods (JIS C 5202)
Temperature Coefficient(PPM/ °C) 350 5.2
Short Time Overload R < ± (2%+0.05 Ω) 5.5
Pulse overload R < ± (2%+0.05 Ω) 5.8
Solderability 95% Coverage Minmum 6.5
Temperature Cycling R < ± (2%+0.05 Ω) 7.4
Load Life R < ± (5%+0.05 Ω) 7.10 1,000/Hr
Load Life In Humidity R < ± (5%+0.05 Ω) 7.9 1,000Hr


Appearance and Dimension
Features :
       * Low Noise
       * Insulation Fully Can Be Used In P.C.B.
       * Instant Overload Capability ; Without Annual Shift On Resisitance
       * Super Heat Dissipation ; Small Liner Temperature Coefficient
       * High Resistance range By Metal Oxide Film Cutting Core. (over 100 Ω)
       * Complete Flameproof Construction


* Dimension
   SQP
Type SQP Dimension (mm)
W ± 1 H ± 1 L ± 1 d ± 1
3W 8 8 22 0.80
5W 10 10 22 0.80
7W 10 10 35 0.80
10W 10 10 48 0.80
15W 12 12 48 0.80
20W 14 14 60 0.80


* SQZ


Type Dimension : mm
L 1.5 P 1.5 W 1.5 H1 H 1 H2 1 P1 P2 P3 P4
SQZ5W 27 15 9.5 39 9.5 25 4.0 1.6 7.3 1.4
SQZ5WS 27 15 9.5 24 9.5 10 4.0 1.6 7.3 1.4
SQZ7W 35 22.5 9.5 39 9.5 25 4.0 1.6 7.3 1.4
SQZ7WS 35 22.5 9.5 24 9.5 10 4.0 1.6 7.3 1.4
SQZ10W 48 35 9.5 39 9.5 25 4.0 1.6 7.3 1.4
SQZ10WS 48 35 9.5 24 9.5 10 4.0 1.6 7.3 1.4
SQZ15W 48 32.5 12.5 47.5 12.5 30 7.0 3 10 2.7
SQZ15WS 48 32.5 12.5 32.5 12.5 15 7.0 3 10 2.7
SQZ20W 63.5 47.5 12.5 47.5 12.5 30 7.0 3 10 2.7
SQZ20WS 63.5 47.5 12.5 32.5 12.5 15 7.0 3 10 2.7


* SQM
Type SQM Dimension (mm)
W 1 S 1 H 1
3W 12 8 25
5W 13 10 25
7W 13 10 39
10W 13 10 51
10WS 16 12 36


Type SQH Dimension (mm)
L ± 1.5 W ± 1 H ± 1 P P1 ± 0.2 P2 ± 0.2 A H1 ± 1 D ± 0.5
10W 48 10.0 10.0 32 ± 1 2.5 1.7 25 21 5.0
15W 48 12.5 12.0 32 ± 1 2.5 1.7 28 21 5.0
20W 60 14.5 13.5 42 ± 1 3.0 2.5 28 24 6.0
30W 75 19.0 19.0 55± 2   2.5 40 31 7.5
40W 90 19.0 19.0 67 ± 2     40 31 7.5

Note : 1. Max Overload Voltage is 2 times of the Max. Working Voltage.
                                                 2. Resistors of Ωic value out of the indicated range can be supplied only case by case


Type SPS Dimension (mm)
L ± 1.5 K ± 0.5 M ± 1
7W 48 8.5 14
10W 60 20.0 27


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