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A250系列 -自恢复保险丝

A250系列自恢复保险丝专为程控交换机、配线架设计生产的过保护器件，同时还可用于变压器、安防设备、灯具、镇流器、仪表、电话线路等领→域。

品牌：集电通/JDTFUSE
分类：插件保险丝PTC
最大电压： A250
额定电流： 0.03A-2A

规格书

A250规格书

電氣特性（25°C）

Model	I hold	I trip	Vmax	Vmax	Imax	Pd typ.	Current	Time	Rimin	Rimax	R1max
Model	(A)	(A)	(Vdc)	(Vrms)	(A)	(W)	(A)	(Sec)	(Ω)	(Ω)	(Ω)
A250-030	0.03	0.06	60	250	3.0	1.00	0.15	0.40	40.0	120	180.0
A250-040	0.04	0.08	60	250	3.0	1.00	0.20	0.45	30.0	65	100
A250-050	0.05	0.10	60	250	3.0	1.00	0.25	0.45	24.0	60	90
A250-060	0.06	0.12	60	250	3.0	1.00	0.30	0.50	20.0	60	90
A250-080	0.08	0.16	60	250	3.0	1.00	0.40	3.00	12.0	22	33
A250-090	0.09	0.18	60	250	3.0	1.00	0.45	3.00	10.0	20	31
A250-110	0.11	0.22	60	250	3.0	1.00	0.50	0.75	6.00	12	18
A250-120	0.12	0.24	60	250	3.0	1.00	0.60	0.75	6.00	12	18
A250-145	0.145	0.29	60	250	3.0	1.00	0.725	2.50	3.50	6.5	14
A250-180	0.18	0.36	60	250	10.0	1.00	0.90	15.0	0.80	4.0	6.0
A250-200	0.20	0.40	60	250	10.0	1.50	1.00	15.0	1.50	6.0	9.0
A250-300	0.30	0.60	60	250	10.0	1.50	1.50	1.50	1.00	5.0	9.0
A250-400	0.40	0.80	60	250	10.0	2.50	2.00	10.0	0.75	3.0	6.0
A250-500	0.50	1.00	60	250	10.0	2.50	2.50	1.50	0.50	2.5	5.0
A250-600	0.60	1.20	60	250	10.0	3.00	3.00	10.0	0.5	2.0	5.0
A250-800	0.80	1.60	60	250	10.0	3.50	4.00	8.00	0.45	1.0	3.0
A250-1000	1.00	2.00	60	250	10.0	4.00	5.00	10.0	0.28	0.8	2.5

V max = 元件在額定電流下能承受的最大電壓.

I max =元件在額定電壓下能承受的最大電流.

I hold = 在25℃靜止空氣環∑境中,產品不動作的最大電流. （推荐阅读：A72系列 |自恢复保险丝）

I trip = 在25℃靜止空氣環境中,最小動作電流.

Pd =在25℃靜止空氣環境中,產品動作狀態下的消耗功率.

Ri min/max =25℃溫度條件下的初◣始阻值(焊接前).

R1max = 25℃溫度條件下,焊接一小時後的最大阻值.

注意 : 超出指定↑額定值的操作，可能會導致損傷和可能產生電弧和火焰.

JDTFUSE	Cross Reference
JDTFUSE	Tyco / Raychem	Bourns / Multifuse?	Polytronics / EVERFUSE?	Littelfuse
A250-030	TRF250-030		-	-
A250-040	TRF250-040	-	-	-
A250-050	TRF250-050	-	-	-
A250-060	TRF250-060	-	-	-
A250-080	TRF250-080	-	HVR250P080CF	250R080
A250-090	TRF250-090	-	-	-
A250-110	TRF250-110	-	-	-
A250-120	TRF250-120	MF-RX012/250	HVR250P120CF	250R120
A250-145	TRF250-145	MF-RX014/250	HVR250P145CF	250R145
A250-160	TRF250-160	-	-	-
A250-180	TRF250-180	MF-RX018/250	HVR250P180CF	250R180
A250-200	TRF250-200	-		-
A250-350	TRF250-350	-	-	-
A250-400	TRF250-400	-	-	-
A250-500	TRF250-500	-	-	-
A250-600	TRF250-600	-	-	-
A250-800	TRF250-800	-	-	-
A250-1000	TRF250-1000	-	-	-
A250-2000	TRF250-2000	-	-	-

-

保险丝

Model	A	B	C	D	E	FIG
Model	Max.	Max.	Typ.	Min.	Max.	FIG
A250-030	7.4	12.7	5.1±0.5	7.6	4.5	1
A250-040	7.4	12.7	5.1±0.5	7.6	4.5	1
A250-050	7.4	12.7	5.1±0.5	7.6	4.5	1
A250-060	7.4	12.7	5.1±0.5	7.6	4.5	1
A250-080	7.4	12.7	5.1±0.5	7.6	4.5	1
A250-090	7.4	12.7	5.1±0.5	7.6	4.5	1
A250-110	7.0	12.6	5.1±0.5	7.6	4.5	2
A250-120	7.0	12.6	5.1±0.5	7.6	4.5	2
A250-145	7.0	12.6	5.1±0.5	7.6	4.5	2
A250-180	9.0	11.0	5.1±0.5	7.6	4.5	1
A250-200	12	17.0	5.1±0.5	7.6	4.5	1
A250-300	12	17.0	5.1±0.5	7.6	4.5	1
A250-400	12	17.0	5.1±0.5	7.6	4.5	1
A250-500	16	18.0	5.1±0.5	7.6	4.5	3
A250-600	16	18.0	5.1±0.5	7.6	4.5	3
A250-800	20	22.0	5.1±0.5	7.6	4.5	3
A250-1000	20	22.0	5.1±0.5	7.6	4.5	3

标签: 250V插件保险丝 A250自恢复保险丝

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