Document
ÒZNRâÓ Transient/Surge Absorbers, SMD MoLd
Type: VF Type: CF Type: SF
ÒZNRâÓ Surge Absorbers, SMD Mold
n Features
l Large withstanding surge current capability in compact size
l Designed for flow/reflow solderings l Excellent response against high steep surge
voltage l Low clamping voltage for better surge protection
n Explanation of Part Numbers ERZ V
F
n Recommended Applications
l Protection of communication module (Modem, xDSL, Terminal Adopter)
l Protection of consumer equipment l Protection of industrial equipment l Protection of automobile equipment l Absorption of switching surge from relays
n Precautions for Handling
See Page 134 to 136
ER Z F MK
n Construction n Dimensions in mm (not to scale)
1 ZNR element ZnO etc.
2 Resin mold
3
Conductive adhesive
4 Electrode
Epoxy Resin(UL94V-0 approved) Silver Silver
5 Lead terminals Soldered Ni-Fe Alloy
Type
VF1M VF1T0
CF SF
WL HS E
6.0±0.4 8.0±0.5 3.2±0.3 1.3±0.3 2.5±0.2 6.0±0.4 8.0±0.5 2.3±0.1 1.3±0.3 2.5±0.2 6.0±0.4 6.2±0.4 8.0±0.5 3.2±0.3 1.3±0.3 2.5±0.2
n Ratings and Characteristics l Operating Temperature Range: Ð40 to 85 ¡C l Storage Temperature Range: Ð40 to 125 ¡C l Temperature Coefficient of Varistor Voltage: 0 to Ð0.05 %/¡C
ÒZNRâÓ Surge Absorbers, SMD Mold
Type VF1M
Part No.
Varistor Voltage
Maximum Allowable Voltage
*ERZVF1M220 *ERZVF1M270 *ERZVF1M330 *ERZVF1M390 *ERZVF1M470 *ERZVF1M560 *ERZVF1M680 *ERZVF1M820 *ERZVF1M101 *ERZVF1M121 *ERZVF1M151 *ERZVF1M201 *ERZVF1M221 *ERZVF1M241 *ERZVF1M271 *ERZVF1M331 *ERZVF1M361 *ERZVF1M391 *ERZVF1M431 *ERZVF1M471
V1 mA (V) ACrms (V) 22( 20~ 24) 14 27( 24~ 30) 17 33( 30~ 36) 20 39( 35~ 43) 25 47( 42~ 52) 30 56( 50~ 62) 35 68( 61~ 75) 40 82( 74~ 90) 50 100( 90~110) 60 120(108~132) 75 150(135~165) 95 200(185~225) 130 220(198~242) 140 240(216~264) 150 270(247~303) 175 330(297~363) 210 360(324~396) 230 390(351~429) 250 430(387~473) 275 470(423~517) 300
DC (V) 18 22 26 31 38 45 56 65 85
100 125 170 180 200 225 270 300 320 350 385
Clamping Voltage at Ip
(max.)
Vx A (V) 43 53 65 77 93
110 135 135 165 200 250 340 360 395 455 545 595 650 710 775
Ip (A) 2.5 2.5 2.5 2.5 2.5 2.5 2.5 1011 1011 1011 1011 1011 1011 1011 1011 1011 1011 1011 1011 1011
Rated Power
(W) 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.11 0.11 0.11 0.11 0.11 0.11 0.11 0.11 0.11 0.11 0.11 0.11 0.11
Maximum Maximum Energy Peak Current (2 ms) (8/20 µs, 2 times)
(W) 10.5 10.7 10.8 10.9 11.1 11.3 11.6 12.5 13.0 13.5 14.5 16.0 16.5 17.5 18.0 18.0 19.0 19.0 10.0 10.0
(A) 125 125 125 125 125 125 125 600 600 600 600 600 600 600 600 300 300 300 300 300
Packaging Style Code: Ò1Ó for bulk, Ò2Ó for embossed taping
Type VF1T
Part No.
ERZVF1T820 ERZVF1T101 ERZVF1T151 ERZVF1T241 ERZVF1T271
Varistor Voltage
Maximum Allowable Voltage
V1 mA (V) ACrms (V) DC (V)
182( 74~ 90) 1150
65
100( 90~110) 1160
85
150(135~165) 1195
125
240(216~264) 150
200
270(247~303) 175
225
Clamping Voltage at Ip
(max.)
Vx A (V) 145
Ip (A) 5
175 5
260 5
415 5
475 5
Rated Power
(W) 0.1 0.1 0.1 0.1 0.1
Maximum Maximum Energy Peak Current (2 ms) (8/20 µs, 2 times)
(W) (A)
1.7 400 2.0 400 3.0 400 5.0 400 6.0 400
Packaging Style Code: Ò1Ó for bulk, Ò2Ó for embossed taping
n Ratings and Characteristics l Operating Temperature Range: Ð40 to 85 ¡C l Storage Temperature Range: Ð40 to 125 ¡C l Temperature Coefficient of Varistor Voltage: 0 to Ð0.05 %/¡C
ÒZNRâÓ Surge Absorbers, SMD Mold
Part No.
Varistor Voltage
Maximum Allowable Voltage
V0.1 mA (V) ACrms (V) ERZCF1MK220 22 ( 20Ð 24) 14 ERZCF1MK270 27 ( 24Ð 30) 17 ERZCF1MK330 33 ( 30Ð 36) 20 ERZCF1MK390 39 ( 35Ð 43) 25 ERZCF1MK470 47 ( 42Ð 52) 30 ERZCF1MK560 56 ( 50Ð 62) 35 ERZCF1MK680 68 ( 61Ð 75) 40 ERZCF1MK820 82 ( 74Ð 90) 50 ERZCF1MK101 100 ( 90Ð 110) 60 ERZCF1MK121 120 (108Ð 132) 75 ERZCF1MK151 150 (135Ð 165) 95 ERZCF1MK201 200 (185Ð 225) 130 ERZCF1MK221 220 (198Ð 242) 140 ERZCF1MK241 240 (216Ð 264) 150 ERZCF1MK271 270 (247Ð 303) 175 ERZCF1MK361 360 (324Ð 396) 230 ERZCF1MK391 390 (351Ð 429) 250 ERZCF1MK431 430 (387Ð 473) 275 ERZCF1MK471 470 (423Ð 517) 300
DC (V) 18 22 26 31 38 45 56 65 85
100 125 170 180 200 225 300 320 350 385
Clamping Voltage at Ip
(max.)
Vx A (V) 48 60 73 86
104 123 150 145 175 210 260 355 380 415 475 620 675 745 810
Ip (A) 1 1 1 1 1 1 1 5 5 5 5 5 5 5 5 5 5 5 5
Rated Power
(W) 0.01 0.01 0.01 0.01 0.01 0.01 0.01 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
Maximum Maximum Energy Peak Current (2 ms) (8/20 µs, 2 times)
(J) (A) 0.4 50 0.5 50 0.6 50 0.8 50 1.0 50 1.0 50 1.2 50 1.7 200 2.0 200 2.5 200 3.0 200 4.0 200 4.5 200 5.0 200 6.0 200 6.0 200 6.0 200 6.3 200 7.0 200
Type CF
Packaging Style Code: Ò1Ó for bulk, Ò2Ó for embossed taping
Type SF
Part No.
Varistor Voltage
Maximum Allowable Voltage
V1 mA (V) ACrms (V) ERZSF1MK220 22 ( 20Ð 25) 14 ERZSF1MK270 27 ( 24Ð 30) 17 ERZSF1MK330 33 ( 30Ð 36) 20 ERZSF1MK390 39 ( 35Ð 43) 25 ERZSF1MK470 47 ( 42Ð 52) 30 ERZSF1MK560 56 ( 50Ð 62) 35 ERZSF1MK680 68 ( 61Ð 75) 40 ERZSF1MK820 82 ( 74Ð 90) 50 ERZSF1MK101 100 ( 90Ð110) 60 E.