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..