Dongguan Tianrui Electronics Co., Ltd
                                                                                                           
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16 Years
Since 2010
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20mm Zinc Metal Oxide Varistor 20D681K 20D241K 20D201K 20D561K 20D751K

Price Negotiable
Price: Negotiable
MOQ: 1000PCS
Delivery Time: 5-7 days
Brand: TIAN RUI
Product Description

 

Radial Lead 20D Series 20MM 20D681K 20D241K 20D201K 20D561K 20D751K Zinc ZOV Metal

 

 

 

 

 

Table1
Unit:mm
Symbol Dimension
D(max.) 23.0
H(max.) 26.5
H0(max.) 28.0
F(±0.8/1.0) 7.5/10.0
T Table2
d(±0.05) 0.8/1.0
d1(±0.4) 1.4/1.6
L(min.) 20.0
L0(min.) 15.0
Epoxy Colour : Green

 

Table2
Unit:mm
Model T Model T
180K 2.96-4.23 361K 3.82-5.38
220K 3.06-4.37 391K 3.92-5.55
270K 3.17-4.59 431K 4.06-5.77
330K 3.30-4.78 471K 4.20-5.99
390K 3.25-4.54 511K 4.33-6.21
470K 3.38-4.77 561K 4.50-6.48
560K 3.53-5.02 621K 4.71-6.81
680K 3.73-5.32 681K 4.91-7.14
820K 3.05-4.22 751K 5.15-7.53
101K 3.15-4.39 781K 5.25-7.69
121K 3.25-4.59 821K 5.38-7.91
151K 3.11-4.40 911K 5.69-8.17
181K 3.21-4.60 102K 6.00-8.64
201K 3.30-4.76 112K 6.34-9.16
221K 3.35-4.61 122K 6.68-9.69
241K 3.42-4.72 142K 7.69-11.26
271K 3.52-4.89 162K 8.03-11.78
301K 3.62-5.05 182K 8.71-12.83
331K 3.72-5.22    

 

Electrical characteristics
ZOV
Part Number
Maximum Allowable Voltage Varistor voltage IR3 @ Clamping volatge Maximum Peak Crurrent (8/20μs) Maximum Ebergt 10/1000μs Reted Power Typical Capacitance (Reference)
Ac.rm s DC V1.0 mA μA VC IP Standard High Surge Standar d High Surge (w) @1KHz
(V) (V) (V) (V) (A) (A) (JOULE) (pf)
20D180KP/Z 11 14 18(15-21.6) 50 10 36 20 2000/1
000*2
3000/2
000*2
11 13 0.2 28500
20D220KP/Z 14 18 22(19.5-26) 10 43 14 16 18500
20D270KP/Z 17 22 27(24-31) 10 53 16 19 13000
20D330KP/Z 20 26 33(29.5-36.5) 10 65 23 24 11500
20D390KP/Z 25 31 39(35-43) 15 77 26 28 8500
20D470KP/Z 30 38 47(42-52) 15 93 30 34 7400
20D560KP/Z 35 45 56(50-62) 15 110 38 44 6500
20D680KP/Z 40 56 68(61-75) 15 135 41 49 5800
20D820KP/Z 50 65 82(74-90) 24 28 135 100 6500/4
500*2
10000/
6500*2
45 56 1 4900
20D101KP/Z 60 85 100(90-110) 28 165 50 70 4000
20D121KP/Z 75 100 120(108-132) 28 200 55 85 3300
20D151KP/Z 95 125 150(135-165) 28 250 70 106 2700
20D181KP/Z 115 150 180(162-198) 38 300 85 130 2200
20D201KP/Z 130 170 200(185-225) 38 340 95 140 2000
20D221KP/Z 140 180 220(198-242) 38 360 100 155 1800
20D241KP/Z 150 200 240(216-264) 38 395 108 168 1650
20D271KP/Z 175 225 270(243-297) 38 455 127 190 1500
20D301KP/Z 190 250 300(270-330) 38 500 136 210 1300
20D331KP/Z 210 275 330(297-363) 38 550 150 228 1200
20D361KP/Z 230 300 360(324-396) 38 595 163 255 1100
20D391KP/Z 250 320 390(351-429) 38 650 180 275 1000
20D431KP/Z 275 350 430(387-473) 38 710 190 305 930
20D471KP/Z 300 385 470(423-517) 38 775 204 350 850
20D511KP/Z 320 415 510(459-561) 38 845 210 360 780
20D561KP/Z 350 460 560(504-616) 38 925 215 380 710
20D621KP/Z 385 505 620(558-682) 35 1025 224 390 650
20D681KP/Z 420 560 680(612-748) 35 1120 230 400 600
20D751KP/Z 460 615 750(675-825) 35 1240 255 420 530
20D781KP/Z 485 640 780(702-858) 35 1290 265 440 510
20D821KP/Z 510 670 820(738-902) 30 1355 282 460 500
20D911KP/Z 550 745 910(819-1001) 30 1500 310 510 440
20D102KP/Z 625 825 1000(900-1100) 30 1650 342 565 400
20D112KP/Z 680 895 1100(990-1210) 30 1815 383 620 360
20D122KP/Z 750 990 1200(1080-1320) 30 1980 408 660 350
20D142KP/Z 880 1140 1400(1260-1540) 30 2310 532 784 340
20D162KP/Z 1000 1280 1600(1440-1760) 30 2640 606 896 330
20D182KP/Z 1100 1465 1800(1620-1980) 30 2970 625 990 320

 

ELETRICAL PARAMETER

 

Max. Allowable Voltage Reference p2* At 1.0mA DC
Varistor Voltage(Test Time For 30ms) V0.1mA □ V1mA ■
Rated Wattage  
Max. Clamping Voltage Test Current Waveform 8/20μs
Withstanding Surge Current Test Current Waveform 8/20μs
Max. Energy Test Current Waveform 10/1000μs
Typical Capacitance @1KHz
Leakage Current At 80% of Varistor Voltage
Nonlinear Exponent (α)
Temperature Coefficient of Varistor Voltage
-0.05≤Tc≤0.05(%
℃)
V1mA@85℃-V1mA@25℃ × 1 × 100%(%/℃) V1mA@25℃ 60
V1mA@-40℃-V1mA@25℃ × 1 × 100%(%/℃) V1mA@25℃ 65
Impulse Life ≦±10%(V1mA) Test Current Waveform 8/20μs

 

MATERIAL LIST

 

Material Chart RoHs Item Composition Manufacturer
Coating Epoxy Resin Made in China, and in line with the UL 94-V0 testing, meet the environmental requirements
Lead Cp/Cu wire Made in China, meet the environmental requirements
Electrode Silver Made in China, meet the environmental requirements
Disk Zinc Oxide Made in China, meet the environmental requirements
Solder Sn:96.5%CU 0.5%Ag3.0% Made in China, meet the environmental requirements

 

MECHENICAL REQUIREMENTS

 

Tensile of Terminations No Outstanding Damage 2.0/1.0Kgf; 10Sec.
Bending of Terminations No Outstanding Damage 1.0/0.5Kgf;90°,3 Times
Vibration No Outstanding Damage Freq:10-55hz;Amp:0.75mm,1Min
.
Solderability Min. 95% of The Terminal Should Be Covered With
Solder Uniformly
Solder Temp:245±5℃ Immersed Time: ≤5Sec.
Resistance of soldering heat △ V1mA/V1mA
≦±5%
Solder Temp: 260±5℃ Immersed Time: 10±1Sec.

 

ENVIRONMENTAL REQUIREMENTS

 

High Temperature Storage △ V1mA/V1mA
≦±5%
Ambient Temp: 125±2℃ Duration:1000h
Low Temperature Storage △ V1mA/V1mA
≦±5%
Ambient Temp: -40±2℃ Duration:1000h
High Humidity Storage/Damp Heat △ V1mA/V1mA
≦±5%
Ambient Temp: 40±2℃ 90-95%
R.H. Duration:1000h
Temperature Cycle △ V1mA/V1mA
≦±5%
Step Temperature
(℃)
Period
(min)
1 -40±3 30 ±3
2 Room Temp 15 ±3
3 85±3 30 ±3
4 Room Temp 15 ±3
High Temperature Load △ V1mA/V1mA
≦±10%
Ambient temp:85±2℃ Duration:1000h Load: MAX. Allowable Voltage
High Humidity Load △ V1mA/V1mA
≦±10%
Ambient Temp: 40±2℃
90-95%R.H.Duration:1000H
Load: MAX. Allowable Voltage
Operating Temperature Range -40℃ ~ +85℃
Storage Temperature Range -40℃ ~ +125℃

 

MARKING CODE

TAPING DIMENSIONS

 

Symbol Dimension (mm)
P 25.4±1.0
P0 12.7±1.0
P1 8.95/7.7±0.7
P2 12.7±1.3
F 7.5/10.0±0.8
h 0±4
W 18.0±1.0
W0 12.0±1.0
W1 9.0±0.5
W2 3.0max
H 20.0±2.0
I 1.0max
D0 4.0±0.2
t 0.6±0.3
B 45max

 

QUANTITY

 

 

FAQ

 

Q : How soon we can get respond after inquiry sent ?

A : In general,we will answer you within 24 hours, except holiday ! Mentioned urgent in email or your call would be welcomed if anything very urgent for you.

 

Q : Can i get samples for approval ? Chargerable ?

A : Usually ,you can get our some free samples but you should bear freight cost . It should be chargerable if abnormal type and new mould cost requested.

1) You can provide us your courier account # then we can ship under your courier account #.

2) You can check freight cost with our sales and confirm, pay(paypal) us then we prepay courier here !

 

Q: Do you accept ODM/OEM ?

A : Yes, your design is welcomed !

 

Q : How long i can get after you got payment ?

A : 7-13 workdays is standard time .

 

Q : What's info to get quotation ?

A : Specification including dimension and electrical parameters , application,estimated monthly quantity

 

Q : What's your packing ?

A : We have two type packing method : Bulk and Tape (Ammo & Reel). Plastic bag---inside box + buffer foam---outer carton.

 

Q : What's your purchasing processes ?

A : Inquiry us / email/chat tools -- Reply -- Get in touch -- Product & Trade & Shipping details -- Samples Delivery -- place PO -- Payment done -- Start production -- Shipping -- YOU GET PACKAGE !

 

 

 

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Dongguan Tianrui Electronics Co., Ltd
Location Building C, Xinmeijia Science and Technology Park, Chashan
Contact Person Andy Wu

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