RESISTOR---WILDEX

7 .1

CHINESE

RESISTOR CATEGORIES > MINIATURE STYLE RESISTORS > CRS Series

CRS Series

CRS Series Miniature Style Carbon Film Resistors

ELECTRICAL CHARACTERISTICS

Style		CRS-25	CRS-50	CRS-100	CRS-200		CRS-300		-
Power Rating 70°C		1/4WS	1/2WS	1WS	2WS		3WS		-
Operating Temp. Range		-55°C ~ +155°C
Max. Working Voltage		200V	300V	400V	500V		500V		-
Max. Overload Voltage		400V	600V	800V	1000V		1000V		-
Dielectric Withstanding Voltage (AC)		400V	500V	700V	1000V		1000V		-
Max. Intermittence Overload Voltage		500V	600V	700V	1000V		1000V		-
T.C.R. (PPM)	CRS-25 /CRS-50 /CRS-100			CRS-200 /CRS-300
	under 100KΩ	100KΩ~1MΩ	over 1MΩ	under 100KΩ		100KΩ ~1MΩ		over 1MΩ
	+350/-500	+350/-700	+350/ -1000	+350		+350/ -500		+350/ -1000

* The listed resistance range for standard resistance, below or over this resistance is on request.

ENVIRONMENTAL CHARACTERISTICS

PERFORMANCE TEST	TEST METHOD	APPRAISE
Short Time Overload	JIS-C-5202 5.5 : 2.5 times RCWV for 5 seconds	?0.75%+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	By Type
Insulation Resistance	JIS-C-5202 5.6 : in V-Block	≥1000 M Ω
Solderability	JIS-C-5202 6.5 : 230°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 sec. In the direction of the terminal leads	≥2.5KG/24.5N
Pulse Overload	JIS-C-5202 5.8 : 4 time RCWV 10000 cycles(1 sec.on, 25 sec.off)	?3%+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)	?3%+0.05 Ω)
Load Life	JIS-C-5202 7.1 : 70°C at RCWV for 1000hrs (1.5hrs.on, 0.5hrs.off)	?3%+0.05 Ω)
Temperature Cycling	JIS-C-5202 7.1 : -55°C→ room temp. →155°C→ room temp. for 5 cycles	?1%+0.05 Ω)
Soldering Heat	JIS-C-5202 7.1 : 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