FTR14D431KJ
Metal Oxide VaristorThe FTR14D431KJ is a metal oxide varistor from FTR. View the full FTR14D431KJ datasheet below including key specifications, electrical characteristics.
FTR14D431KJ shares its datasheet with FTR14D431K, whose page lists every part number it covers.
Official FTR14D431KJ datasheet (PDF) — the source this page was extracted from.
Manufacturer
FTRCategory
Metal Oxide Varistor
FTR14D431KJ Key Specifications
| Parameter | Value |
|---|---|
| Clamping Voltage | 710V |
| Current - Surge | 4500 A |
| Energy | 115J |
| Energy | 115J |
| Maximum AC Volts | 275V |
| Maximum AC Volts | 275 V |
| Maximum DC Volts | 350 V |
| Maximum DC Volts | 350V |
| Mounting Type | Through Hole |
| Number of Circuits | 1 |
| Operating Temperature | -40°C ~ 125°C |
| Package / Case | Disc 14mm |
| Rated Wattage | 600mW |
| Varistor Voltage | 387V~473V |
| Varistor Voltage (Max) | 473 V |
| Varistor Voltage (Min) | 387 V |
| Varistor Voltage (Typ) | 430 V |
FTR14D431KJ Overview
Part: FTR14D431K (high-surge variant FTR14D431KJ), 14Φ Series
Type: Metal Oxide Varistor (MOV), radial leaded disc
Description: 14 mm disc MOV with 275 VAC / 350 VDC maximum allowable voltage, 430 V varistor voltage at 1 mA, 710 V maximum clamping voltage at 50 A, and 4500 A surge current withstand (6000 A for the high-surge version).
Operating Conditions:
- Supply voltage: not applicable (continuous voltage rating 275 VAC RMS / 350 VDC)
- Operating temperature: -40 to +105 °C (a -40 to +125 °C option is also listed)
- Storage temperature: -40 to +125 °C
Absolute Maximum Ratings:
- Storage temperature: -40 to +125 °C
Key Specs:
- Maximum allowable voltage: 275 VAC / 350 VDC
- Varistor voltage V1mA: 430 V (387–473 V)
- Maximum clamping voltage: 710 V at Ip = 50 A (8/20 μs)
- Withstanding surge current (8/20 μs, one time): 4500 A standard, 6000 A high surge
- Maximum energy (10/1000 μs): 115 J standard, 155 J high surge
- Rated power: 0.6 W
- Leakage current at 83% of V1mA: ≤25 μA (820K–182K series range, which includes 431K)
- Varistor voltage temperature coefficient: ≤0.05 %/°C
- Surge life: 10,000 pulses at 150 A (8/20 μs), ΔVb/Vb ≤ ±10%
- Maximum thickness Tmax: 5.2 mm
Features:
- Fast response to transient over-voltage
- Large transient energy absorption capability
- Low clamping ratio and no follow-on current
- MSL level 1 per J-STD-020
- Agency recognition: UL 1449 4th / cUL / TUV / VDE / CQC
Applications:
- Power supply, telecommunication, smart meter, PLC protection
- Surge protection in consumer and industrial electronics
- Surge protection in home appliances, gas and petroleum appliances
- Relay and electromagnetic valve surge absorption
Package:
- Radial leaded disc, 14 mm series (D max 16 mm, H max 19 mm, lead spacing F 7.5 mm, lead diameter 0.8 mm)
- Bulk (terminals untrimmed or trimmed), Tape & Box, or Tape & Reel
FTR14D431KJ Features
- ■ Fast responding to transient over-voltage
- ■ Large absorbing transient energy capability
- ■ Low clamping ratio and no follow-on current
- ■ Meets MSL level 1, per J-STD-020
- ■ Operating Temperature : -40 °C ~ +105 °C &-40 °C ~ +125 °C
- ■ Storage Temperature : -40 °C ~ +125 °C
- ■ Agency recognition: UL 1449 4th /cUL/TUV/VDE/CQC
FTR14D431KJ Applications
- ■ Power supply, Telecommunication, Smart meter, or PLC protection
- ■ Surge protection in consumer electronics
- ■ Surge protection in industrial electronics
- ■ Surge protection in electronic home appliances, gas and petroleum appliances
- ■ Relay and electromagnetic valve surge absorption
FTR14D431KJ Electrical Characteristics
| Part Number - Standard | Part Number - High Surge | Maximum Allowable Voltage - V AC (V) | Maximum Allowable Voltage - V DC (V) | Varistor Voltage - V 1mA (V) | Maximum Clamping Voltage - I P (A) | Maximum Clamping Voltage - V C (V) | Withstanding Surge current - (A) Standard | Withstanding Surge current - (A) High Surge | Maximum Energy (10/1000μs) - (J) Standard | Maximum Energy (10/1000μs) - (J) High Surge | Rated Power - (W) | Dimension Tmax - (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| FTR14D180K | FTR14D180KJ | 11 | 14 | 18(15~21.6) | 10 | 36 | 1000 | 2000 | 4 | 7 | 0.1 | 5.0 |
| FTR14D220K | FTR14D220KJ | 14 | 18 | 22(19.5~26) | 10 | 43 | 1000 | 2000 | 5 | 8 | 0.1 | 5.0 |
| FTR14D270K | FTR14D270KJ | 17 | 22 | 27(24~31) | 10 | 53 | 1000 | 2000 | 6 | 10 | 0.1 | 5.0 |
| FTR14D330K | FTR14D330KJ | 20 | 26 | 33(29.5~36.5) | 10 | 65 | 1000 | 2000 | 7.5 | 12 | 0.1 | 5.0 |
| FTR14D390K | FTR14D390KJ | 25 | 31 | 39(35~43) | 10 | 77 | 1000 | 2000 | 8.6 | 13 | 0.1 | 5.0 |
| FTR14D470K | FTR14D470KJ | 30 | 38 | 47(42~52) | 10 | 93 | 1000 | 2000 | 10 | 17 | 0.1 | 5.0 |
| FTR14D560K | FTR14D560KJ | 35 | 45 | 56(50~62) | 10 | 110 | 1000 | 2000 | 11 | 20 | 0.1 | 5.0 |
| FTR14D680K | FTR14D680KJ | 40 | 56 | 68(61~75) | 10 | 135 | 1000 | 2000 | 14 | 24 | 0.1 | 5.0 |
| FTR14D820K | FTR14D820KJ | 50 | 65 | 82(74~90) | 50 | 135 | 4500 | 6000 | 22 | 27 | 0.6 | 5.0 |
| FTR14D101K | FTR14D101KJ | 60 | 85 | 100(90~110) | 50 | 165 | 4500 | 6000 | 28 | 33 | 0.6 | 4.2 |
| FTR14D121K | FTR14D121KJ | 75 | 100 | 120(108~132) | 50 | 200 | 4500 | 6000 | 32 | 40 | 0.6 | 4.4 |
| FTR14D151K | FTR14D151KJ | 95 | 125 | 150(135~165) | 50 | 250 | 4500 | 6000 | 40 | 53 | 0.6 | 4.0 |
| FTR14D181K | FTR14D181KJ | 115 | 150 | 180(162~198) | 50 | 300 | 4500 | 6000 | 50 | 60 | 0.6 | 4.1 |
| FTR14D201K | FTR14D201KJ | 130 | 170 | 200(180~220) | 50 | 340 | 4500 | 6000 | 57 | 70 | 0.6 | 4.2 |
| FTR14D221K | FTR14D221KJ | 140 | 180 | 220(198~242) | 50 | 360 | 4500 | 6000 | 60 | 78 | 0.6 | 4.3 |
| FTR14D241K | FTR14D241KJ | 150 | 200 | 240(216~264) | 50 | 395 | 4500 | 6000 | 63 | 84 | 0.6 | 4.4 |
| FTR14D271K | FTR14D271KJ | 175 | 225 | 270(243~297) | 50 | 455 | 4500 | 6000 | 70 | 99 | 0.6 | 4.6 |
| FTR14D301K | FTR14D301KJ | 190 | 250 | 300(270~330) | 50 | 500 | 4500 | 6000 | 77 | 108 | 0.6 | 4.7 |
| FTR14D331K | FTR14D331KJ | 210 | 275 | 330(297~363) | 50 | 550 | 4500 | 6000 | 85 | 115 | 0.6 | 4.7 |
| FTR14D361K | FTR14D361KJ | 230 | 300 | 360(324~396) | 50 | 595 | 4500 | 6000 | 93 | 130 | 0.6 | 4.9 |
| FTR14D391K | FTR14D391KJ | 250 | 320 | 390(351~429) | 50 | 650 | 4500 | 6000 | 100 | 140 | 0.6 | 5.0 |
| FTR14D431K | FTR14D431KJ | 275 | 350 | 430(387~473) | 50 | 710 | 4500 | 6000 | 115 | 155 | 0.6 | 5.2 |
| FTR14D471K | FTR14D471KJ | 300 | 385 | 470(423~517) | 50 | 775 | 4500 | 6000 | 118 | 175 | 0.6 | 5.4 |
| FTR14D511K | FTR14D511KJ | 320 | 415 | 510(459~561) | 50 | 845 | 4500 | 6000 | 121 | 180 | 0.6 | 5.6 |
| FTR14D561K | FTR14D561KJ | 350 | 460 | 560(504~616) | 50 | 925 | 4500 | 6000 | 125 | 185 | 0.6 | 5.8 |
| FTR14D621K | FTR14D621KJ | 385 | 505 | 620(558~682) | 50 | 1025 | 4500 | 6000 | 128 | 190 | 0.6 | 6.1 |
| FTR14D681K | FTR14D681KJ | 420 | 560 | 680(612~748) | 50 | 1120 | 4500 | 6000 | 130 | 200 | 0.6 | 6.4 |
| FTR14D751K | FTR14D751KJ | 460 | 615 | 750(675~825) | 50 | 1240 | 4500 | 6000 | 143 | 210 | 0.6 | 6.5 |
| FTR14D781K | FTR14D781KJ | 485 | 640 | 780(702~858) | 50 | 1290 | 4500 | 6000 | 148 | 220 | 0.6 | 6.6 |
| FTR14D821K | FTR14D821KJ | 510 | 670 | 820(738~902) | 50 | 1355 | 4500 | 6000 | 157 | 235 | 0.6 | 6.8 |
| FTR14D911K | FTR14D911KJ | 550 | 745 | 910(819~1001) | 50 | 1500 | 4500 | 6000 | 175 | 255 | 0.6 | 7.1 |
| FTR14D102K | FTR14D102KJ | 625 | 825 | 1000(900~1100) | 50 | 1650 | 4500 | 6000 | 190 | 280 | 0.6 | 7.1 |
| FTR14D112K | FTR14D112KJ | 680 | 895 | 1100(990~1210) | 50 | 1815 | 4500 | 6000 | 213 | 310 | 0.6 | 7.6 |
| FTR14D122K | FTR14D122KJ | 750 | 990 | 1200(1080~1320) | 50 | 1980 | 4500 | 6000 | 232 | 324 | 0.6 | 8.0 |
| FTR14D142K | FTR14D142KJ | 880 | 1140 | 1400(1260~1540) | 50 | 2310 | 4500 | 6000 | 238 | 327 | 0.6 | 8.6 |
Notes: 1. The tolerance of varistor voltage between 18V and 27V is more than 10%.
| Part Number - Standard | Part Number - High Surge | 14Φ Series - Maximum Allowable Voltage - V AC (V) | 14Φ Series - Maximum Allowable Voltage - V DC (V) | 14Φ Series - Varistor Voltage - V 1mA (V) | 14Φ Series - Maximum Clamping Voltage - I P (A) | 14Φ Series - Maximum Clamping Voltage - V C (V) | 14Φ Series - Withstanding Surge current - (A) Standard | 14Φ Series - Withstanding Surge current - (A) High Surge | 14Φ Series - Maximum Energy (10/1000μs) - (J) Standard | 14Φ Series - Maximum Energy (10/1000μs) - (J) High Surge | 14Φ Series - Rated Power - (W) | 14Φ Series - Dimension Tmax - (mm) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| FTR14D162K | FTR14D162KJ | 1000 | 1280 | 1600(1440~1760) | 50 | 2640 | 4500 | 6000 | 243 | 331 | 0.6 | 9.3 |
| FTR14D182K | FTR14D182KJ | 1100 | 1465 | 1800(1620~1980) | 50 | 2970 | 4500 | 6000 | 250 | 335 | 0.6 | 10.1 |
- Varistor voltage ≥ 1200V, structure diagram is F type.
- Leakage Current (@83% of V1mA) : IR ≤ 50μ A (180K
680K) ; IR ≤ 25μ A (820K182K)
Variants on the same datasheet
These parts have exact links to the same datasheet. They are candidates to compare, not verified drop-in replacements; check package, pinout and electrical limits.
| Part Number | Manufacturer | Package |
|---|---|---|
| FTR14D | FTR | — |
| FTR14D431K | FTR | Disc 14mm |
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