Metal Oxide Varistors Catalog (PDF-568K)

Electrical Characteristics | Dimensions

Electrical Characteristics

Part Number	Continuous Rated Voltage		Rated Single Pulse Transient		Varistor Voltage @1mA DC		Maximum Clamping Voltage @Test Current 8/20µs		Typical Capacitance @1KHZ 25°C
			Energy	Peak
	AC RMS Volts	DC Volts	10/1000µs Joules	8/20µs KAmps	Min Volts	Max Volts	Volts	Amps	pF
VZ53D201	130	175	490	70	185	225	340	500	18000
VZ53D221	140	180	530	70	198	242	360	500	16000
VZ53D241	150	200	570	70	216	264	395	500	14000
VZ53D271	180	230	630	70	255	311	455	500	12500
VZ53D301	195	250	655	70	270	330	505	500	12000
VZ53D331	210	275	680	70	297	363	550	500	11500
VZ53D361	230	300	730	70	324	396	595	500	10000
VZ53D391	250	330	880	70	351	429	650	500	8800
VZ53D431	275	370	950	70	387	473	710	500	8000
VZ53D471	300	385	1000	70	423	517	775	500	7200
VZ53D511	320	420	1100	70	459	561	840	500	6600
VZ53D561	360	430	1200	70	522	638	910	500	6400
VZ53D621	390	505	1300	70	558	682	1025	500	6200
VZ53D681	420	560	1500	70	612	748	1120	500	5300
VZ53D751	460	615	1600	70	675	825	1240	500	5000
VZ53D781	485	640	1650	70	702	858	1290	500	4800
VZ53D821	510	675	1800	70	738	902	1355	500	4400
VZ53D911	550	745	2000	70	819	1001	1500	500	4100
VZ53D951	575	765	2100	70	855	1045	1570	500	4000
VZ53D102	625	825	2200	70	900	1100	1650	500	3700
VZ53D112	680	895	2500	70	962	1175	1815	500	3300
VZ53D122	750	970	2700	70	1062	1300	1980	500	3400

- Part Number Suffix Code
(ie: VZ53D201KR)
K - Straight Lead
KL - Straight Lead - Left Side Lead Orientation
KQ - 90° Bend Lead
KR - Uncoated Disk - Without Leads
KF - Uncoated Disk - With Leads
KN - Uncoated Disk - With one Lead only, Right side orientation
KNL - Uncoated Disk - With one Lead only, Left side orientation

UL 1449 Recognized (File # E196885)
UL 1414 recognized (File # E71602) except VZ53D122
CSA 22.2 #1 certified (File # 241120)
All Uncoated Disk types are recognized to UL1449 (File # E196885)

Dimensions

mm (inches)

Part Number	D max.	H Max.	T max.	S ±.7mm (±.03”)	d	W
VZ53D201	61 (2.4)	61 (2.4)	7.5 (.30)	2.5 (.10)	5.7±1.0 (.22±.04)	1.41±0.50 (.056±.02)
VZ53D221			7.5 (.30)	2.5 (.10)	5.5±1.0 (.22±.04)	1.55±0.50 (.061±.02)
VZ53D241			7.5 (.30)	2.8 (.10)	5.4±1.0 (.21±.04)	1.72±0.50 (.068±.02)
VZ53D271			8.5 (.33)	2.8 (.10)	5.2±1.0 (.20±.04)	1.87±0.50 (.074±.02)
VZ53D301			8.7 (.34)	3.0 (.12)	5.0±1.0 (.20±.04)	2.10±0.50 (.08±.02)
VZ53D331			9.0 (.35)	3.1 (.12)	4.8±1.0 (.19±.04)	2.32±0.50 (.091±.02)
VZ53D361			9.0 (.35)	3.3 (.13)	4.6±1.0 (.18±.04)	2.56±0.50 (.1±.02)
VZ53D391			9.0 (.35)	3.6 (.14)	4.4±1.0 (.17±.04)	2.74±0.50 (.108±.02)
VZ53D431			9.0 (.35)	3.6 (.14)	4.2±1.0 (.165±.04)	3.05±0.50 (.12±.02)
VZ53D471			9.7 (.38)	3.8 (.15)	4.2±1.0 (.165±.04)	3.29±0.50 (.13±.02)
VZ53D511			9.7 (.38)	3.8 (.15)	4.0±1.0 (.16±.04)	3.60±0.50 (.14±.02)
VZ53D561			9.7 (.38)	4.3 (.17)	4.0±1.0 (.16±.04)	4.43±0.50 (.174±.02)
VZ53D621			9.7 (.38)	4.3 (.17)	3.9±1.0 (.15±.04)	4.43±0.50 (.174±.02)
VZ53D681			9.7 (.38)	4.6 (.18)	3.6±1.0 (.14±.04)	4.74±0.50 (.187±.02)
VZ53D751			10.5 (.41)	4.6 (.18)	3.3±1.0 (.13±.04)	5.23±0.50 (.206±.02)
VZ53D781			10.5 (.41)	4.8 (.19)	3.1±1.0 (.12±.04)	5.41±0.50 (.21±.02)
VZ53D821			10.5 (.41)	5.1 (.20)	2.9±1.0 (.11±.04)	5.82±0.50 (.23±.02)
VZ53D911			11.5 (.45)	5.6 (.22)	2.5±1.0 (.10±.04)	6.44±0.50 (.25±.02)
VZ53D951			11.5 (.45)	5.6 (.22)	2.3±1.0 (.09±.04)	6.74±0.50 (.265±.02)
VZ53D102			11.5 (.45)	5.8 (.23)	2.1±1.0 (.08±.04)	7.13±0.50 (.28±.02)
VZ53D112			11.5 (.45)	6.4 (.25)	2.1±1.0 (.08±.04)	7.76±0.50 (.306±.02)
VZ53D122			12.6 (.50)	7.0 (.28)	1.5±1.0 (.06±.04)	8.49±0.50 (.334±.02)

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