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RESISTOR CATEGORIES > CEMENT WIREWOUND RESISTORS > SQP Series
SQP Series
SQP Series Cement Wire Wound Resistors

DIMENSIONS (mm) :

STYLE DIMENSIONS (mm)
SQP Normal Mini. Normal Mini. Normal Mini. Фd
L W H
               
2W 18 ?.0 ----- 6.5 ?.0 ----- 6.5 ?.0 ----- 0.8 ?.05
3W 22 ?.5 20 ?.5 8.0 ?.0 6.5 ?.0 8.0 ?.0 6.5 ?.0 0.8 ?.05
5W 22 ?.5 22 ?.5 9.5 ?.0 8.0 ?.0 9.0 ?.0 8.0 ?.0 0.8 ?.05
5WA 25 ?.5 ----- 6.5 ?.0 ----- 6.5 ?.0 ----- 0.8 ?.05
7W 35 ?.5 25 ?.5 9.5 ?.0 6.5 ?.0 9.0 ?.0 6.5 ?.0 0.8 ?.05
10W 48 ?.5 35 ?.5 9.5 ?.0 9.5 ?.0 9.0 ?.0 9.0 ?.0 0.8 ?.05
15W 48 ?.5 48 ?.5 12.5 ?.5 9.5 ?.0 12.5 ?.5 9.0 ?.0   0.8?.05
20W 60 ?.5 60 ?.5 14 ?.5 12.5 ?.5 14 ?.5 12.5 ?.5 0.8 ?.05
25WA 60 ?.5 60 ?.5 14 ?.5 12.5 ?.5 14 ?.5 12.5 ?.5 0.8 ?.05

ELECTRICAL CHARACTERISTICS:

Style Power Rating 70°C SQP-2W SQP-3W SQP-5W SQP-7W SQP-10W SQP-20W
SQP-3WS SQP-5WS SQP-7WS SQP-10W SQP-15WS SQP-25WS
Operating Temp. Range -55°C ~ +155°C
Max. Working Voltage 250V 350V 350V 500V 500V 500V
Max. Overload Voltage 500V 700V 700V 1000V 1000V 1000V
Dielectric Withstanding Voltage (AC) 500V 700V 700V 1000V 1000V 1000V
Value Range ?% (Ceramic core) 0.1 ~100 Ω 0.5 ~220 Ω 1 ~270 Ω
Value Range ?% (Metal Oxide Film) 110 Ω ~100K 240 Ω ~10K 300 Ω ~10K
Temp. Coefficient ?00ppm/°C
* a. Standard resistance is as the above list, below or over this resistance is on request.
b. Value for Non-Inductive type up to 50 Ω only.
ENVIRONMENTAL CHARACTERISTICS :
PERFORMANCE TEST TEST METHOD APPRAISE
Short Time Overload JIS-C-5202 5.5 : 2.5 times RCWV for 5 seconds ?2%+0.05 Ω)
Dielectric Withstanding V. JIS-C-5202 5.7 : in V-Block for 60 seconds By Type
Temperature Coefficient JIS-C-5202 5.2 : -55°C ~+155°C MAX. 300ppm/ o C
Insulation Resistance JIS-C-5202 5.6 : in V-Block ≥1000 M Ω
Solderability JIS-C-5202 6.5 : 235°C for 5 ?.5 seconds 95% min. coverage
Resistance to Solvent JIS-C-5202 6.9 : Trichroethance for 1 min. with ultrasonic. no deterioration
Terminal Strength Direct load for 10 secs. In the direction of the terminal leads. ≥2.5KG/24.5N
Pulse Overload JIS-C-5202 5.8 : 4 times RCWV 10000 cycles(1 sec.on, 25 sec.off). ?2%+0.05 Ω)
Load Life in Humidity JIS-C-5202 7.9 : 40 ?°C, 90~95% RH at RCWV for 1000 hrs
(1.5hrs. on, 0.5 hrs. off) 		?5%+0.05 Ω)
Load Life JIS-C-5202 7.10 : 70°C at RCWV for 1000hrs (1.5hrs.on, 0.5hrs.off) ?5%+0.05 Ω)
Temperature Cycling JIS-C-5202 7.4 : 65°C→ room temp.→150°C→ room temp for 5 cycles. ?2%+0.05 Ω)
Soldering Heat JIS-C-5202 6.4 : 350 ?0°C for 3 ?.5 seconds ?1%+0.05 Ω)
WILDEX CORPORATION
 6F, NO.151, Sec.3, Beishen Rd, Shenkeng Dist, New Taipei City, Taiwan.
TEL:886-2-26641909 FAX:886-2-26640242 wildex@wildexco.com、wildex@ms26.hinet.net