SRC2W1MMB [MERITEK]
Anti-Surge Resistor; 防浪涌电阻
| 型号： | SRC2W1MMB |
| 厂家： | 
MERITEK ELECTRONICS CORPORATION |
| 描述： | Anti-Surge Resistor |
| 文件： | 总2页 (文件大小：474K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
SRC/M Series
Anti-Surge Resistor
-
MERITEK
TheAnti-SurgeResistorcanreplacecarboncompositionresistors.
Itoffersenhancedperformanceinhighvoltagepowersupplies.
Features :
• Replaces 1 and 2 watt carbon composition resistors.
• Withstands high peak power and offers 10% tolerance
• Withstands high energy density demands
Part Number System :
-
VALUE
SRC/M
1/2W
J
TR
B = Bulk; TR = Tape & Reel
Resistance Tolerance (e.g J = +/-5% , K = +/- 1 0 %, M = + / - 2 0 % )
Resistance Value (e.g. 0R1, 1R, 10R, 100R, 1K, 10K, 100K, 1M, 10M)
Power Rating
Surge Resistor Series
Appearance :
DIMENSION(mm)
STYLE
Standard
SRC1/2W
SRC1W
SRC2W
SRM1/2W
SRM1W
SRM2W
Resistance Range
L
D
H
d
11.5±1.0 4.5±0.5
15.5±1.0 5.0±0.5
17.5±1.0 6.5±0.5
4.5±0.5
15.5±1.0 5.0±0.5
15.5±1.0 5.0±0.5
35±2.0 0.78±0.03
32±2.0 0.78±0.03
35±2.0 0.78±0.03
35±2.0 0.78±0.03
32±2.0 0.78±0.03
35±2.0 0.78±0.03
10Ω~10KΩ（±10％）
3Ω3~9Ω9（±20％）
11.5±1.0
1K~1M（±10％）
Curves
:
Power graph
Surface temp. rise
APPLIED LOAD % OF RWV
1
SRC/M Series
Anti-Surge Resistor
-
MERITEK
Ratings :
MAX.
MAX.
MAX.
DIELECTRIC
OPERATING
TEMP.RANGE
SURGE
OVERLOAD
WORKING
WITHSTANDING
POWER
RATING
1/2W
1W
2W
1/2W
1W
VOLTAGE
VOLTAGE
SURGE
TYPE
OVOLTAGE
400V
SRC-1/2W
SRC-1W
SRC-2W
SRM-1/2W
SRM-1W
SRM-2W
200V
300V
400V
200V
300V
400V
500V
500V
500V
500V
500V
500V
10KV
14KV
18KV
10KV
15KV
25KV
600V
800V
400V
600V
－40℃ to＋200℃
2W
800V
Specifications :
TEST CHARACTERISTICS
Test Methods
SPECIFICATIONS
Short time overload
Rated Voltage X 2.5 or Max. overload Vol., whichever is
lower, for 5sec.
±（1.0%＋0.05Ω）
SRC＜10K= ±300ppm
TEMPERATURE
Resistance value at room Temperature and room
SRM ≧10K= ±200ppm
Temperature+100℃
COEFFICIENT(T.C.R.)
Discharge Test : 10KV 1000pf capacitor, Input pulse 50
time at 1 pulse / 5sec. max.
SRx1/4W = 3KV
SRx1/2W = 10KV
SRx1W = 10KV
SRx2W = 10KV
±（20%＋0.05Ω）
Surge Voltage
Characteristics
(EN60065 TEST)
260℃±5℃,at 10s±1s or 350℃±10℃,at 3.5s±0.5s
Resistance to soldering
±（1.0%＋0.05Ω）
temperature
40℃±2℃, at 90%~95%RH,1000h. Power cycle is
90 min【ON】30 min【OFF】
Moisture resistance
±（5.0%＋0.05Ω）
Tensile strngth:≧2.5kg
±（5.0%＋0.05Ω）
Direct load for 10 sec. In the direction of the terminal leads.
Terminal strength
Load Life
*
SSRC : 1000 hours at rated voltage, 40℃9
*
SSRM : 1000 hours at rated voltage, 70℃
* Power cycle is 90 min on and 30 min off
2
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