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電阻型錄 > 陶殼水泥線繞 > SQH 系列
SQH 系列
SQH Series Cement Wire Wound Resistors

DIMENSIONS (mm) :

STYLE DIMENSION (mm)
L ±2.0 H ±1..5 W ±1.0 S ±2.0 P0 P1 P2 P3 P4 d
SQH-10W 48 10.5 10.5 33 8 11 6 6 3.0 3.8
SQH-15W 48 12.5 12.0 33 8 11 6 6 3.0 3.8
SQH-20W 63.5 12.5 12.5 48 8 11 6 6 3.0 3.8
SQH-25W 63.5 12.5 12.5 46 10 11 6 6 3.0 3.8
SQH-30W 70 19 18 56 10 18 8 8 3.5 42
SQH-40W 90 19 18 70 10 18 8 8 3.5 3.5

ELECTRICAL CHARACTERISTICS:

Style Power Rating 70 o C SQH-10W SQH-15W SQH-20W SQH-30W
----- ----- SQH-25W SQZ-40W
Operating Temp. Range
-55 o C ~ +155 o C
Max. Working Voltage 250V 350V 500V 500V
Max. Overload Voltage 500V 700V 1000V 1000V
Dielectric Withstanding Voltage (AC) 1000V 1000V 1000V 1000V
Value Range ±5% (Ceramic core) 0.39 ~300 Ω 0.51 Ω ~1K
Value Range ±5% (Metal Oxide Film) 300 Ω ~10K 300 Ω ~10K
Temp. Coefficient ±300ppm/ o 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 :
TEST METHOD APPRAISE
Short Time Overload JIS-C-5202 5.5 : 2.5 times RCWV for 5 seconds ±(0.25%+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 o C ~+155 o C ±350ppm
Insulation Resistance JIS-C-5202 5.6 : in V-Block ± 1000 M Ω
Solderability JIS-C-5202 6.5 : 235 o C for 5 ±0.5 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 sec. In the direction of the terminal leads ±2.5KG/24.5N
Load Life in Humidity JIS-C-5202 7.9 : 40 ±2 o C, 90~95% RH at RCWV for 1000 hrs
(1.5hrs. on, 0.5 hrs. off)
±(3%+0.05 Ω)
Load Life JIS-C-5202 7.10 : 70 o C at RCWV for 1000hrs (1.5hrs.on, 0.5hrs.off) ±(3%+0.05 Ω)
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