METAL FILM FIXED RESISTORS
金属膜固定电阻器
MF( 1/8W,1/4WS,1/4W,1/2WS,1/2W,1WS,1W,2WS,2W,3WS,3W,5WS,5W,7WS)
MF
1
FEATURES 特点
HIGH QUALITY
高品质.
WITHSTAND VOITAGE,SHOCK RESISTANCE
耐电压，耐冲击
STANDARD TOLERANCE :±1%（±0.5%.±0.1%）.
误差标准±1%（±0.5%.±0.1%）
VARIETY OF PACKAGING-BULK 26mm AND 52mm TAPE,CUT AND FORMED
可供散装，带装26mm/52mm,成型剪脚。
HIGH RESISTANCE RANGE (0Ω1-10MΩ).
阻抗范围高 (0Ω1-10MΩ).
2
3
4
5
CONSTRUCTION 结构图
1
2
3
4
CERAMIC CORE (HIGH CONDUCTIVITY)
陶瓷棒心（高热传导）
HIGH STABILITY FILM
高稳定性皮膜
END CAP (HIGH RELIABILITY FITTING BY ORIGINAL CAP-PRESSING METHOD)
端½（卯和度信赖性高）
HIGH INSU LATION AND SOLVENT RESISTANCE OF EPOXY RESIN COATING
(BULK POWER TO KHAKI,MINIATURE PINK)
高绝缘及耐溶剂之环氧树脂涂料（本½功率为土黄色，小型化为粉红色）
5
6
7
COLOR CODE (PER MIL& EIA STANDARDS).
符合MIL & EIA规定之标准色码带。
LEAD WIRE(EXCELLENT SOLDER ABILITY)
焊锡性良½的导线
WELDING (LONG
RELIABILITY GUARANTEE)
信赖性良½的焊接
SPECIFICATION: 规格描述
EXAMPLE 例：
MF
MF1W-9Ω1±5%-TT52
1W
9Ω1
±5%
T
T52
品名
PRODUCT
CR
MF
MO
MGR
KNP
NKNP
FR
FRKNP
SCF
碳膜电阻
金膜电阻
氧化膜电阻
高压玻璃釉电阻
额定功率
RATED POWER
1/8W
1/4W
1/2W
1W
2W
3W
5W
1/4WS
1/2WS
1WS
2WS
3wS
5WS
7WS
阻值范围
RESISTANCE RANGE
0Ω1-22MΩ
阻值表示方法
RESISTANCE VALUE
REPRESENTATION
阻值单½按Ω，K,M
1000Ω=1K 1000K=1M
例：9Ω1/5K6/4M7
误差值
TOLERANCE
±5%
±2%
±1%
±0.5%
±0.1%
线径
WIRE DIAMETER
O:0.43CU
2:0.53CU
6:0.63CU
9:0.73CU
C:0.83CU
A:0.75CU
S:0.43CP
X:0.53CP
T:0.63CP
Q:0.73CP
D:0.83CP
T26
T52
T63
T73
T93
P
M、F
½状
SHAPE
编带26MM
编带52MM
编带63MM
编带73MM
编带93MM
散装
成型
成型
绕线电阻
无感绕线电阻
保险电阻
绕线保险电阻
高压脉冲电阻
FK/MB/TF
NOTE1注解: RATED VOLTAGE 额定电压 =
POWER RATING 额定功率 *
RESISTANCE
VALUE 公称阻值
METAL FILM FIXED RESISTORS
CHARACTERISTICS
特性项目
DC RESISTANCE
直流阻抗值
1/8W 1/4WS
1/4W 1/2WS
1/2W 1WS
1W
2WS
2W
3WS
3W
5WS
5W
7WS
M F
T.C.R温度系数
LOAD LIFE IN HUMIDITY
湿度寿½
金属膜固定电阻器
SPECIFICATIONS
规格值
F（±1%）
TEST METHODS JIS C 5202
测试方法 JIS C 5202标准
RESISTANCE VALUE TEST AT ROOM TEMPERATURE 25℃
阻值测试在室温25℃
R2-R1
X 10
6
PPM/℃)
R1(T2-T1)
R1: RESISTANCE VALUE AT ROOM TEMPERATURE(T1)
常温（T1）阻抗值
R2：RESISTANCE VALUE AT ROOM TEMPERATURE +100℃（T2）
常温+100℃阻抗值
RESISTANCE CHANGE AFTER 1000H(1.5H ON,0.5H OFF)AT RATED
VOLTAGE IN A HUMIDITY CHAMBER CONTROLLED AT40+/-2℃ AND
90-95% RELATIVE HUMIDITY.(when thetest voltage exceeds the working
voltage,considerusing the working voltage)
温度40+/-2℃，相对湿度90-95%于恒温恒湿箱中，加额定直流电压测试1.5小时停止
0.5小时，连续1000小时。（½实验电压超过最高½用电压，采用最高½用电压）
<10Ω±300PPM
10Ω-1M±100PPM
＞1M±100PPM
RESISTANCE CHANGE RATE ±(1.5%+0.05Ω)
WITH NO EVIDENCE OF RESISTOR DAMAGE.
阻坑值变化率（1.5%±0.05Ω），电阻器不可有损伤
LOAD LIFE
温度寿½
RESISTANCE CHANGE AFTER 1000H OPERATING AT RATED VOLTAGE
RESISTANCE CHANGE RATE ±(1.5%+0.05Ω)MAX WITH WITH DUTY CYCLE OF 1.5H ON 0.5H OFF AT 70℃±2℃(when thetest voltage
NO EVIDENCE OF RESISTOR DAMAGE.
exceeds the working voltage,considerusing the working voltage)
阻坑值变化率（1.5%±0.05Ω），电阻器不可有损伤 温度70+/2℃，加额定直流电压测试1.5小时停止0.5小时，连续1000小时（½实验电压
超过最高½用电压时，采用最高½用电压）
RESISTANCE CHANGE AFTER THE APPLICATION OF APOTENTIAL OF 2.5T RATED
VOLTAGE FOR 5 SE(when the test voltage exceeds the maximum
overload,consider using the maximum overload voltage)
额定电压X2.5倍，测试5秒（½实验电压超过最高过负½½时，采用最高过负½½电压）
RESISTANCE CHANGE AFTER 10000C(1SEC ON,25SEC OFF)AT 3T
RATED VOLTAGE (AC)when the test voltage exceeds the maximam
overload,consider using the maxmum overload voltage)
额定电压*3倍（交流电压），测试1秒停止25秒，测试10000次。（½实验电压超过最
高过负荷电压，采用最高过负荷电压）
RESISTANCE CHANGE AFTER 10000C(1SEC ON,25SEC OFF)AT 3T
RATED VOLTAGE (AC)when the test voltage exceeds the maximam
overload,consider using the maxmum overload voltage)
额定电压*3倍（交流电压），测试1秒停止25秒，测试10000次。（½实验电压超过最
高过负荷电压，采用最高过负荷电压）
SOAK 3MIN IN THE MELTING AGENT TO AGAIN AND AGAIN WIPE 10 TIMES
(三氯乙稀浸泡3分钟，再用湿布反复擦拭10次）
SHORT TIME OVER LOAD
短时间过负荷
±(1%+0.05Ω)
1/8W，1/4W，1/2W，
1W，2W，3W，5W
PULSE OVER LOAD
断续过负荷
1/4WS,1/2WS,1WS,2WS,
3WS,5WS，7WS
±(1%+0.05Ω)
±(2%+0.05Ω)
RESISTANCE TO SOLVENT
耐溶剂性
INSULATION RESISTANCE
绝缘阻抗
ELECTRIC WITHSTANDING
VOLTAGE
绝缘耐电压
NO VISIBLE DAMAGES TO PROTECTIVE COAATING AND
MARKING(外观无异常，标识½够清楚易辨
>100MΩ
RESISTANCE CHANGE RATE ±(1%+0.05Ω) WITH NO
EVIDENCE OR RESISTOR DAMAGE.
阻坑值变化率±（1%+0.05Ω），电阻器不可有损伤
RESISTANCE CHANGE RATE IS ±(1%+0.05Ω)
MAX, WITH NO EVIDENCE OF RESISTOR DAMAGE.
阻坑值变化率±（1%+0.05Ω） 以内，电阻器不可有损
伤
ELECTRIC RESISTANCE BOTH ENDS THE CONJUNCTION LINE PUT ON
THE METALS V TYPE THE SLOT，ACCORDING TO THE ELECTRIC VOLTAGE PROVISION OF
THE CHARACTERISTIC WATCH 60 SECONDS INFLICTION
电阻两端导线½于金属V型½上，依特性表之电压规定½加60秒
STEP 步骤、
1
2
3
4
TEMPERATURE 温度
-55℃±2℃
ROOM TEMP室温
85℃±2℃
ROOM TEMP室温
TIME(MIN)放½时间
30
10-15
30
10-15
TEMPERATURE CYCLING
温度偱环
RESISTANCE CHANGE RATE IS ±(1%+0.05Ω)
RESISTANCE TO SOLDERING HEAT
MAX, WITH NO EVIDENCE OF RESISTOR DAMAGE.
耐热性
阻坑值变化率±（1%+0.05Ω） 以内，电阻器不可有损
伤
PUT THE LEAD LINE OF RESISTANCE INTO THE SOLDERING ABOUT 3.2 TO 4.8MM
PIEASE TAKE IMPLEMENTATION ON THE BASISO OF THE TABLE BELOW
将电阻两端导线浸入锡炉约3.2至4.8MM依下表规定实½
TEMPERATURE温度
350℃±10℃
260℃±5℃
TEST TEMPERATURE OF SOLDER:230℃±5℃
DWELL TIME IN SOLDER:3±0.5 SEC
锡炉温度：230℃±5℃ 浸锡时间：3±0.5 秒
DIP TIME放½时间
3±0.5 SEC
10±1.0 SEC
SOLDERABILITY
焊锡性
95% COVERAGE MINIMUM
95%覆盖于导线上
SOLDER JOINT PULL
焊点拉力
PULLING TEST FOR 1/8W≥1.8KG，1/4W≥3.8KG，1/2W
BIGGER THAN ≥5KG
SECURE BOTH LDAD WIRE ON EACH SIDE OF PULLING MACHING AND THEN PULL IT
拉力强度 1/8W≥1.8KG，1/4W≥3.8KG，1/2W 含以上 ≥ 将成品电阻铜线一端夹在拉力器的一端，铜线另一端也夹在拉力器上，再摇动拉力器
5KG
Life & failure rate
寿½失效率
Under the rated condition Use Lire≥
10000H
额定条件下½用寿½≥10000小时
failure rate≤10PPM
失效率≤10PPM
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