Panasonic EZJP User Manual

Multilayer Varistors

Multilayer Varistor for ESD pulse

[DC voltage lines/High speed signal lines]

Series EZJP, 0201size

■Features

●Excellent ESD suppression due to advanced material technology

●Meets IEC61000-4-2, Level 4 standard

●Can replace 2 Zener Diodes and 1 Capacitor

●Low capacitance versions for DC voltage lines of high speed busses

●Ultra low capacitance for signal lines of high speed busses

●RoHS compliant

■Handling Precautions see pages 8 to 13

■Packaging Specifications see pages 7

■Explanation of Part Numbers

	1	2		3		4			5				6				7				8		9		10			11				12
	E		Z		J			P				Z				V				6		R		8			G				A						(Example)

			Product Code
Series Code							Packaging Style Code
P	EZJP series					V	Paper Taping
		Size Code					Nominal Varistor Voltage
		Z		0201		The first and second digits denote
						the first 2 numbers of the varistor
						voltage and the third digit indicates
						the number of zeros following.
						Decimal point The decimal point
						describes it into "R"

				Design Code
	Capacitance							Design Code
		Code				Nil	Cap. Tolerance :max.
R		20 pF
D		27 pF
G		100 pF
J		220 pF

■Construction

		No.			Name
			Semiconductive Ceramics
				Internal electrode
			Terminal		Substrate electrode
					Intermediate electrode
			electrode
					External electrode

■Dimensions in mm (not to scale)

									(Unit:mm)
				Size	Size	L	W	T	L1 , L2
				Code
				Z	0201	0.60±0.03	0.30±0.03	0.30±0.03	0.15±0.05

Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use. Should a safety concern arise regarding this product, please be sure to contact us immediately.

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Multilayer Varistors

Multilayer Varistor, Low Voltage Type (Standard Type

[DC voltage lines/Low speed signal lines]

■Features

Multilayer monolithic ceramic construction

for use protecting DC voltage lines or signal linesCircuit voltage

voltage		16
allowable	DC [V]	6.7
Maximum		3.7

3 5 12

Circuit voltage DC [V]

Varistor voltage : 6.8 to 27V [at 1mA]Capacitance : 15 to 150pFtyp. [at 1MHz]

- 1 -■Recommended Applications

Mobile phone	SW, LCD, LED, Audio terminal,
	Battery pack, Memory card, External IF
DSC, DVC	SW, LCD, LED, USB
PC, PDA	SW, LCD, LED, USB
TV, DVD	Audio, Video terminal
Audio	Audio terminal, Microphone, Receiver
Game console	Controller, External IF

■Ratings and Characteristics

			Maximum	Nominal		Capacitance (pF)		Maximum	Maximum ESD
	ize	Part No.	allowable	varistor				peak current
			voltage	voltage				at 8/20µs, 2times	at IEC61000-4-2
						at 1MHz	at 1kHz
			at DC (V)	at 1mA	(V)			(A)
		EZJPZV6R8JA	3.7	6.8		220max	175typ.	5
	0201	EZJPZV6R8GA	3.7	6.8		100max	100typ.	5	Contact discharge
		EZJPZV120GA	6.7	12		100max	100typ.	5
									8kV
		EZJPZV120DA	6.7	12		27max	33typ.	1
		EZJPZV270RA	16	27		20max.	16.5typ.	1

●Operating Temperature Range : -40 to 85°CRecommend soldering method : Reflow soldering

	Maximum Allowable Voltage	Maximum DC Voltage that can be applied continuously within the operating temperature range
	Varistor Voltage	Varistor starting voltage between terminals at DC 1mA, also known as Breakdown voltage
	Maximum Peak Current	Varistor’s maximum current under the standard pulse 8/20µs, 2 times based on IEC60
	Maximum ESD	Varistor’s maximum voltage under ESD based on IEC61000-4-2, 10 times
		(5 times of each positive-negative polarity)

Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use. Should a safety concern arise regarding this product, please be sure to contact us immediately.

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Multilayer Varistors

■Voltage vs. Current

Max. Leakage Current

Max. Clamping Voltage

	100
												EZJPZV270RA
												EZJPZV120□A
												EZJPZV6R8□A
(V)
Voltage	10
						EZJPZV270RA
						EZJPZV120□A
						EZJPZV6R8□A
	1	-6	-5	10	-4	-3	-2	-1	0	10	1	10	2
		10	10			10	10	10	10

Current (A)

■Frequency vs. Capacitance

■Frequency vs. Attenuation

Capacitance [pF]

1000

220pFmax.

100pFmax.

100 27pFmax.

20pFmax.

10

1

0.1	1	10	100	1000	10000
		Frequency [MHz]

Attenuation [dB]

10
				20pFmax.
0				27pFmax.
-10
-20		220pFmax.
-30		100pFmax.
-40
-50
-60
0.1	1	10	100	1000	10000
		Frequency [MHz]

Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use. Should a safety concern arise regarding this product, please be sure to contact us immediately.

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Multilayer Varistors

■Varistor Characteristics and Equivalent Circuit

A Multilayer Varistor does not have an electrical polarity like zener diodes and is equivalent to total 3 pcs. of 2 zener diodes and 1 capacitor.

	Equivalent Circuit
Current (A)
	Zener diode
	Zener diode	Capacitor 1 pc.
Voltage (V)	monopolar 2pcs.
	Multilayer Varistor

■ESD Suppressive Effects

Typical effects of ESD suppression

Test conditions: IEC61000-4-2* Level 4 Contact discharge, 8kV

Electrostatic discharger

Attenuator : 60 B

330Ω		Oscillo-sc
	50Ω	ope
150pF
	MLCV

ESD suppressed waveform

	1200
	1000					Without Varistor
Voltage(V)(V)	800
	600					EZJPZV6R8GA
	400					[V1mA : 6.8V,C1MHz:100pFmax.]
	200
	0
	-200
	-20	0	20	40	60	80	100	120	140	160	180	200

(nSecs)

Time (ns)

* IEC61000-4-2 … International Standard of the ESD testing method (HBM) setting 4 levels of severity

Severity	Level 1	Level 2	Level 3	Level 4
Contact discharge	2kV	4kV	6kV	8kV
Air discharge	2kV	4kV	8kV	15kV

■Replacement of Zener diode

Using a Multilayer Varistor to replace a “Zener diode & Capacitor” saves both the amount of space and number of components used.

1.7

0.3

2.6

0.3

Mounting area

0.9

Approx.93%space saving

Zener diode

MLCC

S-79

Size 0402

MLCV

Size 0201

Dimensions in mm

Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use. Should a safety concern arise regarding this product, please be sure to contact us immediately.

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