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天二合金电阻

产品品牌：天二

产品名称：天二合金电阻

产品型号： MA251220FR050FZ

产品规格：合金电阻 ,2512 ,0.05R(50mR) ,1% ,2W ,FeCrAl ,±50PPM

型号：MA251220FR050FZ
分类：电阻 / 合金电阻 / 天二合金电阻
品牌：天二
规格：合金电阻 ,2512 ,0.05R(50mR) ,1% ,2W ,FeCrAl ,±50PPM

料号推荐：
MA272840FR120FZ
MA251230FR022FZ
MA452750FR390FZ
MA452750FR150FZ
MA120610FR002SL
MA452750FR070FZ
MRE080505FR003MZ
天二合金电阻有分为以下几个系列：

■ Parts Number Explanation (零件编号说明)

■ Example (示例): MA 2512 20 F R005 M A

标题	Product Type (产品类型)	Size (Inch) (尺寸)	Rated Power (额定功率)	Tolerance (公差)	Resistance (电阻)	Material (材质)	Optional (可选)
示例	MA	2512	20	F	R005	M	A
具体参数		1206 2512 2725 2728 4527	05= 0.5W 07= 0.75 W 10= 1.00 W 15= 1.50 W 20= 2.00 W 30= 3.00 W 40= 4.00 W 50= 5.00 W	D : ±0.5 % F : ±1 % G : ±2 % J : ±5 %	0m20= 0.2 mR 2m50= 2.5 mR R000= Jumper R005= 5.0 mR R100= 100 mR R500= 500 mR	S : MnCuSn M : MnCu F : FeCrAl C : Cu	A: For Auto

■ Standard Electrical Specifications

Type	Rating Power at 70°C	T.C.R. (ppm/°C)	Max. Rating Current	Max. Overload Current	Resistance Range 0.5% (D) (mΩ)	Resistance Range 1.0% (F) (mΩ)	Resistance Range 2.0% (G) (mΩ)	Resistance Range 5.0% (J) (mΩ)	Material	Operating Temperature Range (°C)
MA1206	0.5W	±50	22.36	50.00		5-75		1-75	R001 : MnCuSn R002-R007 : MnCu R008-R075 : FeCrAl	-55 ~ +170°C
MA1206	0.75W	±50	27.38	61.23		5-75		1-75	R001 : MnCuSn R002-R007 : MnCu R008-R075 : FeCrAl	-55 ~ +170°C
MA1206	1W	±50	31.62	70.71	5-50			1-50	R001 : MnCuSn R002-R007 : MnCu R008-R10 : FeCrAl	-55 ~ +170°C
MA1206	1.5W	±50	38.72	86.60	5-10			1-10	R001 : MnCuSn R002-R007 : MnCu R008-R10 : FeCrAl	-55 ~ +170°C
MA2512	1W	±75	44.72	100.00	---	---	0.5-0.8		R005-R008 : MnCuSn	-55 ~ +170°C
MA2512	1W	±50	31.62	70.71	1-450		1-500		R001-R006 : MnCu R007-R500 : FeCrAl	-55 ~ +170°C
MA2512	2W	±75	63.24	141.42	---	---	0.5-0.8		R005-R008 : MnCuSn	-55 ~ +170°C
MA2512	2W	±50	44.72	100.00	1-450		1-450		R001-R006 : MnCu R007-R450 : FeCrAl	-55 ~ +170°C
MA2512	3W	±75	77.45	173.20	---	---	0.5-0.8		R005-R008 : MnCuSn	-55 ~ +170°C
MA2512	3W	±50	54.77	122.47	1-100		1-100		R001-R006 : MnCu R007-R100 : FeCrAl	-55 ~ +170°C
MA2725	4W	±100	141.42	282.84			0.2	0.2	R0002-R0004 : MnCu R0005-R0025 : MnCu R003-R00 : FeCrAl	-55 ~ +170°C
MA2725		±50	128.49	252.98	---		0.25-3		R0002-R0004 : MnCu R0005-R0025 : MnCu R003-R00 : FeCrAl	-55 ~ +170°C
MA2728	4W	±50	31.62	63.24	7-450		4-450		R004-R450 : FeCrAl	-55 ~ +170°C
MA4527	2W	±75	63.24	141.42			0.5		R0005 : MnCuSn	-55 ~ +170°C
MA4527	2W	±50	44.72	100.00	5-100		1-100		R001-R040 : MnCu R041-R100 : FeCrAl	-55 ~ +170°C
MA4527	3W	±75	77.45	173.20			0.5		R0005 : MnCuSn	-55 ~ +170°C
MA4527	3W	±50	54.77	122.47	5-60		1-60		R001-R040 : MnCu R041-R060 : FeCrAl	-55 ~ +170°C
MA4527	5W	±75	100.00	173.20	---		0.5		R0005 : MnCuSn	-55 ~ +170°C
MA4527	5W	±50	70.71	122.47	5-500

料号编码规则表 (Part Numbering System) MAL251220FR001MZ

代码示例	MAL	2512	20	F	R001	M	Z
分类	Product Type	Size (Inch)	Rated Power	Tolerance	Resistance	Material	Optional
详细说明	Low-Inductance Metal Alloy Low Resistance Resistor	1206 2512 4527	10=1.00W 15=1.50W 20=2.00W 30=3.00W 50=5.00W	F : ±1% J : ±5%	0m50=0.5mR 2m50=2.5mR R005=5.0mR R250=250mR	S : MnCuSn M : MnCu R : NiCrAl	Z : Default code

Standard Electrical Specifications

TYPE	Rating Power at 70°C	T.C.R. (ppm/°C)	Max. Rating Current	Max. Overload Current	Resistance Range (mΩ) 0.5% (D)	Resistance Range (mΩ) 1.0% (F)	Resistance Range (mΩ) 2.0% (G)	Resistance Range (mΩ) 5.0% (J)	Material	Operating Temperature Range (°C)
MAL1206	1W	≤±50	31.62	63.24	7~10	1~10	-	-	R001 : MnCuSn, R002-R010:MnCu	-55 ~ +170
MAL2512	1W, 1.5W	≤±75	54.77	109.54	-	0.5~0.75	-	-	R005~R00075: MnCuSn	-55 ~ +170
MAL2512	1W, 1.5W	≤±50	38.72	77.45	7~250	1~250	-	-	R005~R00075: MnCuSn	-55 ~ +170
MAL2512	2W	≤±75	63.24	126.49	-	0.5~0.75	-	-	R001~R015 : MnCu, R016~R250 : NiCrAl	-55 ~ +170
MAL2512	2W	≤±50	44.72	89.44	7~120	1~120	-	-	R001~R015 : MnCu, R016~R250 : NiCrAl	-55 ~ +170
MAL2512	3W	≤±75	77.45	154.91	-	0.5~0.75	-	-	-	-55 ~ +170
MAL2512	3W	≤±50	54.77	109.54	7~20	1~20	-	-	-	-55 ~ +170
MAL4527	2W	≤±75	63.24	141.42	-	0.5	-	-	R0005 : MnCuSn, R001~R040 : MnCu	-55 ~ +170
MAL4527	2W	≤±50	44.72	100.0	7~40	1~40	-	-	R0005 : MnCuSn, R001~R040 : MnCu	-55 ~ +170
MAL4527	3W	≤±75	77.45	173.20	-	0.5	-	-	-	-55 ~ +170
MAL4527	3W	≤±50	54.77	122.47	7~40	1~40	-	-	-	-55 ~ +170
MAL4527	5W	≤±75	100.00	200.00	-	0.5	-	-	-	-55 ~ +170
MAL4527	5W	≤±50	70.71	141.42	7~40	1~40	-	-	-	-55 ~ +170

■ Example:MR系列参数说明：

MR --- Product Type ---	2512 --- Size (Inch) --- 2512 2818	20 --- Rated Power --- 20=2.00W 30=3.00W 50=5.00W	F --- Tolerance --- D: ±0.5% F: ±1% G: ±2% J: ±5%	R004 --- Resistance --- R005=5.0mR R010=10mR	M --- Material --- M: MnCu F: FeCrAl R: NiCrAl S: MnCuSn	Z --- Optional --- Z: Normal Type(Low inductance) G: Anti-Surge Type

■ Standard Electrical Specifications

Type	Rating Power at 70℃	T.C.R. (ppm/℃)	Max. Rating Current	Max. Overload Current	Resistance Range (mΩ) 0.5%(D)	Resistance Range (mΩ) 1.0%(F) 2.0%(G) 5.0%(J)	Material	Operating Temperature Range (℃)
MR2512*Zseries	2W	≤±50	31.62A	70.71A	6/10/20	2~20	R002~R020：MnCu	- 55 ~ + 170
	3W	≤±50	38.73A	86.60A	6/10/20	2~20	R002~R020：MnCu
MR2512'G	2W	≤±100	44.72A	100.00A	-	1	R001~R004：MnCu	- 55 ~ + 170
		≤±50	31.62A	70.71A	-	2~50	R005~R050：FeCrAl
	3W	≤±100	54.77A	122.47A	-	1	R001~R003：MnCu
		≤±50	38.73A	86.60A	-	2~50	R004~R050：FeCrAl
MR2818*Zseries	5W	≤±250	70.71A	141.42A	-	1	R001~R002：MnCuSn	- 65 ~ + 170
		≤±200	50.00A	100.00A	-	2~7	R003~R007：MnCu
		≤±75	25.00A	50.00A	-	8~50

深圳市顺海科技有限公司为台湾天二科技股份有限公司正式授权代理商，本文详细讲述天二电阻之合金电阻的系列与详细参数。

深圳市顺海科技有限公司成立于2012年，位于深圳龙华宝能科技园，是集半导体、被动元器件代理、经销与技术服务于一体的高新技术企业。

顺海科技主营精密合金电阻、各类保险丝、贴片电阻、贴片电容、电感磁珠、二三极管、场效应管、碳化硅器件、放电管、连接器等被动及分立半导体元器件，常备大量现货，提供BOM一站式配单与选型技术支持。

顺海科技拥有华德、天二、良胜、陆海、三环、丽智、硕凯、亿能、毫欧、信维、三星、村田、TDK、等近百家品牌授权或经销资质，产品广泛应用于新能源汽车、工控、通讯、安防、消费电子等领域，客户覆盖全球30多个国家和地区。