Varistor 14d471k

1.Uses
ZVR zinc oxide varistor is a sort of sensiive component which resistance value can vary with the applied voltage , it is widely used in electronic and electrical equipments to pretect them from damage of transient overvoltage and   for surge absorption .

2.Features
Broad varistor voltage range :18V to 1.8KV
Fast response to transient voltage (ns)
High great withstanding surge current
Excellent non-linearity voltage
Symmetric V-I characteristic
No following-on current
Long life

3.Range of application
Used in surge protection for IC , transistor , diode semiconductor switch circuits .
Used in communication ,telemetering,electrical control and various electronic equioments.
Suppress the instantaneous overvoltage caused by electromagnetic valve and relay .
Suppress the instantaneous overvoltage caused by power supply.
Suppress the instantaneous overvoltage caused by electronic circuits.
Lighting protection for various kingd of electronic appliances .

4.Technical conditions
The zinc oxide varistor carry out standards of GB/T10193 , GB/T10194, GB/T10195-1997 and SJ/T10348-10349 .
Measurement conditions : for varistor of 05D,07D,10D,14D,20D series , voltage across the varistor measured under 1mADC .
Varisor voltage : the voltage between two terminals with the specified measureing current applied is expressed by letter V .
Maximum continuous operating voltage :the maximum sinusoidal RMS voltage or maximum DC voltage that can be applied continuously in the specified environmental temperature range .
Working ambient temperature : -40ºC ~ +85ºC
Storage temperature range : -40ºC ~ +125ºC

5.Recognized standards and certificates

Recognized organization	Recognized marks	Recognized standard	Certificates series No
CQC		GB/T10193-1997;  GB/T10194-1997; GB8898-2011; GB4943.1-2011	CQC12001076476
UL / CUL		UL1449	E317616
VDE		DIN EN 61051-1:2009-04 IEC 61051-1:2007-04 IEC 61051-2:1991-01 IEC 61051-2(ed.1);am1:2009-05 IEC 61051-2-2:1991-01	40028836

6.Part size
   

description	Size code	Type and dimension (mm)
		ZVR05D	ZVR07D	ZVR10D	ZVR14D	ZVR20D
Product diameter	Dmax	7	9	12	16	22
Product thickness	Tmax	4~7	5~7	5~9	5~14	5~14
Lead diameter	d(±0.1)	0.6	0.6	0.8	0.8	1
Lead spacing	F(±1)	5	5	7.5	7.5	10
Lead length	Lmin	25	25	25	25	25
Coat drop	DRmax	3	3	3	3	3

7.D5 zinc oxide varistor parameter

Part no	Varistor voltage	Maximum Operating voltage		Maximum Clamping voltage		Withstanding Surge current 8/20uS(A)		Rated power	Energy		Pulse current In(A)			capacitance (reference)
	V (V)	AC (V)	DC (V)	Vc (V)	Ip (A)	I time	2 time	w	2ms (J)	10/1000 us	2mS	10/1000 us	8/20 us	C(Pf)
ZVR05D180	18	11	14	40	1	250	125	0.01	0.3	0.6	4	5.6	50	1600
ZVR05D220	22	14	18	48					0.4	0.7				1300
ZVR05D270	27	17	22	60					0.5	0.9				1050
ZVR05D330	33	20	26	73					0.6	1.1				900
ZVR05D390	39	25	31	86					0.8	1.2				500
ZVR05D470	47	30	38	104					1.0	1.5				450
ZVR05D560	56	35	45	123					1.0	1.8				400
ZVR05D680	68	40	56	150					1.2	2.2				350
ZVR05D820	82	50	65	145	5	800	600	0.1	1.7	3.5	6	8.4	200	250
ZVR05D101	100	60	85	175					2.0	4.0				200
ZVR05D121	120	75	100	210					2.5	5.0				170
ZVR05D151	150	95	125	260					3.0	6.5				140
ZVR05D181	180	114	150	317					3.6	7.5				90
ZVR05D201	200	130	170	355					4.0	8.5				80
ZVR05D221	220	140	180	380					4.5	9.0				70
ZVR05D241	240	150	200	415					5.0	10.5				70
ZVR05D271	270	175	225	475					6.0	11.0				65
ZVR05D301	300	190	250	523					6.5	12.0				60
ZVR05D331	330	210	276	572					7.0	13.0				55
ZVR05D361	360	230	300	620					7.5	16.0				50
ZVR05D391	390	250	320	675					8.0	17.0				50
ZVR05D431	430	275	350	745					9.0	20.0				45
ZVR05D471	470	300	380	810					10.0	21.0				40

 
 
8.D7 zinc oxide varistor parameter

Part no	Varistor voltage	Maximum Operating voltage		Maximum Clamping voltage		Withstanding Surge current 8/20uS(A)		Rated power	Energy		Pulse current In(A)			capacitance (reference)
	V (V)	AC (V)	DC (V)	Vc (V)	Ip (A)	I time	2 time	w	2ms (J)	10/1000 us	2mS	10/1000 us	8/20 us	C(Pf)
ZVR07D180	18	11	14	36	2.5	500	250	0.02	0.8	1.1	9	12.6	125	3500
ZVR07D220	22	14	18	43					0.9	1.3				2800
ZVR07D270	27	17	22	53					1.0	1.6				2000
ZVR07D330	33	20	26	65					1.2	2.0				1600
ZVR07D390	39	25	31	77					1.5	2.4				1350
ZVR07D470	47	30	38	93					1.8	2.8				1150
ZVR07D560	56	35	45	110					2.2	3.4				950
ZVR07D680	68	40	56	135					2.5	4.1				700
ZVR07D820	82	50	65	135	10	1750	1250	0.25	3.5	7.0	14	19.6	500	550
ZVR07D101	100	60	85	165					4.0	8.5				500
ZVR07D121	120	75	100	200					5.0	10.0				450
ZVR07D151	150	95	125	250					6.0	13.0				350
ZVR07D181	180	114	150	317					8.4	15.0				280
ZVR07D201	200	130	170	340					10.0	17.5				250
ZVR07D221	220	140	180	360					10.0	19.0				250
ZVR07D241	240	150	200	395					10.0	21.0				200
ZVR07D271	270	175	225	455					12.0	24.0				170
ZVR07D301	300	190	250	523					13.0	26.0				155
ZVR07D331	330	210	276	572					14.0	28.0				140
ZVR07D361	360	230	300	595					15.0	32.0				130
ZVR07D391	390	250	320	650					17.0	35.0				130
ZVR07D431	430	275	350	710					20.0	40.0				110
ZVR07D471	470	300	385	775					20.0	42.0				100
ZVR07D511	510	320	430	845					30.0	45.0				38

 

9.D10 zinc oxide varistor parameter

Part no	Varistor voltage	Maximum Operating voltage		Maximum Clamping voltage		Withstanding Surge current 8/20uS(A)		Rated power	Energy		Pulse current In(A)			capacitance (reference)
	V (V)	AC (V)	DC (V)	Vc (V)	Ip (A)	I time	2 time	w	2ms (J)	10/1000 us	2mS	10/1000 us	8/20 us	C(Pf)
ZVR10D180	18	11	14	36	5	1000	500	0.05	1.5	2.6	17	23.8	250	7500
ZVR10D220	22	14	18	43					2.0	3.2				6000
ZVR10D270	27	17	22	53					2.5	3.9				4000
ZVR10D330	33	20	26	65					3.0	4.8				3000
ZVR10D390	39	25	31	77					3.5	5.6				2600
ZVR10D470	47	30	38	93					4.5	6.8				2200
ZVR10D560	56	35	45	110					5.5	8.1				1800
ZVR10D680	68	40	56	135					6.5	9.8				1300
ZVR10D820	82	50	65	135	25	3500	2500	0.4	8.0	14.0	30	42	2000	1800
ZVR10D101	100	60	85	165					10.0	17.0				1400
ZVR10D121	120	75	100	200					12.0	20.0				1100
ZVR10D151	150	95	125	250					16.0	25.0				900
ZVR10D181	180	114	150	305					18.4	30.0				560
ZVR10D201	200	130	170	340					20.0	35.0				500
ZVR10D221	220	140	180	360					23.0	39.0				450
ZVR10D241	240	150	200	395					25.0	42.0				400
ZVR10D271	270	175	225	455					30.0	49.0				350
ZVR10D301	300	190	250	505					32.0	53.0				330
ZVR10D331	330	210	276	545					34.0	58.0				523
ZVR10D361	360	230	300	595					35.0	65.0				300
ZVR10D391	390	250	320	650					40.0	70.0				270
ZVR10D431	430	275	350	710					45.0	80.0				250
ZVR10D471	470	300	385	775					45.0	85.0				230
ZVR10D511	510	324	426	840					45.0	92.0	18	25.2		230
ZVR10D561	560	356	468	925					45.0	92.0				200
ZVR10D621	620	385	505	1025					45.0	92.0				180
ZVR10D681	680	420	565	1120					45.0	92.0				130
ZVR10D751	750	460	615	1240					50.0	100.0				120
ZVR10D781	780	485	640	1290					50.0	100.0				120
ZVR10D821	820	510	670	1355					55.0	110.0				110
ZVR10D911	910	550	745	1500					60.0	130.0				100
ZVR10D102	1000	625	825	1650					65.0	140.0				90
ZVR10D112	1100	680	895	1815					70.0	155.0				80

10.D14 zinc oxide varistor parameter

Part no	Varistor voltage	Maximum Operating voltage		Maximum Clamping voltage		Withstanding Surge current 8/20uS(A)		Rated power	Energy		Pulse current In(A)			capacitance (reference)
	V (V)	AC (V)	DC (V)	Vc (V)	Ip (A)	I time	2 time	w	2ms (J)	10/1000 us	2 mS	10/1000 us	8/20 us	C(Pf)
ZVR14D180	18	11	14	36	10	2000	1000	0.1	3.5	5.2	45	63	500	18000
ZVR14D220	22	14	18	43					4.0	6.3				15000
ZVR14D270	27	17	22	53					5.0	7.8				10000
ZVR14D330	33	20	26	65					6.0	9.5				7500
ZVR14D390	39	25	31	77					7.0	11.0				6500
ZVR14D470	47	30	38	93					8.5	14.0				5500
ZVR14D560	56	35	45	110					10.0	16.0				4500
ZVR14D680	68	40	56	135					12.0	20.0				3300
ZVR14D820	82	50	65	135	50	6000	450	0.6	14.0	28.0	60	84	2000	2900
ZVR14D101	100	60	85	165					18.0	35.0				2400
ZVR14D121	120	75	100	200					20.0	42.0				1900
ZVR14D151	150	95	125	250					25.0	53.0				1500
ZVR14D181	180	114	150	303					31.0	62.0				1250
ZVR14D201	200	130	170	340					35.0	70.0				1000
ZVR14D221	220	140	180	360					40.0	78.0				1000
ZVR14D241	240	150	200	395					40.0	84.0				900
ZVR14D271	270	175	225	455					50.0	99.0				750
ZVR14D301	300	190	250	505					55.0	105.0				650
ZVR14D331	330	210	276	545					60.0	115.0				600
ZVR14D361	360	230	300	595					65.0	130.0				550
ZVR14D391	390	250	320	650					70.0	140.0				500
ZVR14D431	430	275	350	710					75.0	155.0				450
ZVR14D471	470	300	385	775					80.0	175.0				440
ZVR14D511	510	324	426	840					85.0	190.0	40	56		400
ZVR14D561	560	356	468	925					85.0	190.0				340
ZVR14D621	620	385	505	1025		5000			85.0	190.0				250
ZVR14D681	680	420	565	1120					90.0	190.0				250
ZVR14D751	750	460	615	1240					100.0	210.0				230
ZVR14D781	780	485	640	1290					105.0	210.0				230
ZVR14D821	820	510	670	1355					110.0	235.0				200
ZVR14D911	910	550	745	1500					120.0	255.0				180
ZVR14D102	1000	625	825	1650					130.0	280.0				150
ZVR14D112	1100	680	895	1815					140.0	310.0				150
ZVR14D182	1800	1000	1465	2970					240.0	510.0				100

 

11.D20 zinc oxide varistor parameter

Part no	Varistor voltage	Maximum Operating voltage		Maximum Clamping voltage		Withstanding Surge current 8/20uS(A)		Rated power	Energy		Pulse current In(A)			capacitance (reference)
	V (V)	AC (V)	DC (V)	Vc (V)	Ip (A)	I time	2 time	w	2ms (J)	10/1000 us	2mS	10/1000 us	8/20 us	C(Pf)
ZVR20D180	18	11	14	36	10	2000	1000	0.1	10	13	125	175	1000	37000
ZVR20D220	22	14	18	43					13	16				30000
ZVR20D270	27	17	22	53					15	19				22000
ZVR20D330	33	20	26	65					20	24				17000
ZVR20D390	39	25	31	77					24	28				15000
ZVR20D470	47	30	38	93					30	34				13000
ZVR20D560	56	35	45	110					35	41				11000
ZVR20D680	68	40	56	135					40	49				7000
ZVR20D820	82	50	65	135	100	10000	7000	0.2	27	56	100	140	3000	5500
ZVR20D101	100	60	85	165					30	70				4800
ZVR20D121	120	75	100	200					40	85				3800
ZVR20D151	150	95	125	250					50	106				3000
ZVR20D181	180	114	150	303					62	120				2500
ZVR20D201	200	130	170	340					70	140				2000
ZVR20D221	220	140	180	360					75	155				2000
ZVR20D241	240	150	200	395					80	168				1800
ZVR20D271	270	175	225	455					90	190				1600
ZVR20D301	300	190	250	505					100	200				1400
ZVR20D331	330	210	270	545					110	228				1400
ZVR20D361	360	230	300	595					120	255				1200
ZVR20D391	390	250	320	650					130	275				1000
ZVR20D431	430	275	350	710					140	303				900
ZVR20D471	470	300	385	775					150	350				900
ZVR20D511	510	324	426	840		7500	6500		150	382	80	112		700
ZVR20D561	560	356	468	925					150	382				700
ZVR20D621	620	385	505	1025					150	382				500
ZVR20D681	680	420	560	1120					160	382				460
ZVR20D751	750	460	615	1240					175	420				420
ZVR20D781	780	485	640	1290					180	420				420
ZVR20D821	820	510	670	1355					190	460				400
ZVR20D911	910	550	745	1500					215	510				350
ZVR20D102	1000	625	825	1650					230	565				320
ZVR20D112	1100	680	895	1815					250	620				300
ZVR20D182	1800	1000	1465	2970					400	1020				200