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 Meet for load dump surge test (JASO D 001-94) [Vp=70 V

τ=200 ms

Ri=0.8 Ω]

 Meet for load dump surge test ISO7637-2 and ISO16750-2

 Suitable for requirements of automotive

 Compact size SMD

 Meet flow/reflow/iron soldering

 Strong against “Soldering heat shock” due to molded construction

 AEC-Q200 compliant

 RoHS compliant

 Protection of body & accessory ECU about DC12 V automotive against load dump surge

 As for handling precautions and minimum quantity / Packing unit please see related information.

  

 T ERJS02 

 ERJS1T

シリーズ

Unit : mm

 Explanation of part numbers

Should a safety concern arise regarding this product, please be sure to contact us immediately.

20-Jan-23

E

Part No.

ERZHF2M220F

: Sn plated Cu alloy

ERZHF2M220D / ERZHF2M270 : Sn plated Ni-Fe alloy

6.4±0.4

8.0±0.5

5.5±0.5

1.3±0.3

Design and specifications are each subject to change without notice.  Ask factory for the current technical specifications before purchase and/or use.

Dimensions

W

H

S

L

ZnO, others

 Epoxy (UL94 V-0 approved)

2.5±0.2

ERZHF2M220D
ERZHF2M270

4.5±0.5

ERZHF2M220F

 Lead terminal

 Dimensions in mm (not to scale)

 Construction

 Mold resin

 Multilayer varistor

Varistors (ZNR Surge Absorber)

G type

HF 

series

 Features

 Recommended applications

1

2

3

4

5

6

7

8

9

10

11

12

E

R

Z

H

F

2

M

2

2

0

F

Product code

Series

Embossed taping

Construction

Nominal

Varistor voltage

Design No.

L

W

S

S

E

H

Summary of Contents for HF Series

Page 1: ...se regarding this product please be sure to contact us immediately 20 Jan 23 E Part No ERZHF2M220F Sn plated Cu alloy ERZHF2M220D ERZHF2M270 Sn plated Ni Fe alloy 6 4 0 4 8 0 0 5 5 5 0 5 1 3 0 3 Desig...

Page 2: ...o 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 20...

Page 3: ...voltage should be made promptly to avoid heat affection The maximum DC Voltage that can be applied specified period without breakdown Performance characteristics Surge energy which can be applied at...

Page 4: ...d by UN numbers UN classifications etc does not apply to this product In addition when exporting products product specifications and technical information described in this catalog please comply with...

Page 5: ...Circuit design and circuit board design section 4 Surge absorber placed between a line and the ground When the surge absorber is placed between a line and the ground even if the surge absorber short c...

Page 6: ...rcuit board design section When surges are applied intermittently to the surge absorber at short intervals when pulses of voltages are applied in a noise simulator test etc make sure that the surge po...

Page 7: ...e that corresponds to the circuit voltage of a circuit including the current fuse For the HF series surge absorber select the rated current of the fuse after confirming the way the fuse handles a load...

Page 8: ...to the outer sheath resin Processing conditions 621 821 or higher 182 112 511 182 Power supply voltage AC 100 V 220 V 220 V 240 V 380 V D type SMD type 201 to 361 241 to 431 471 to 621 471 to 621 511...

Page 9: ...75 or lower and use the surge absorber within two years of storage Check the solderability of a surge absorber stored for a long period two years or more before using the surge absorber Keep the surg...

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