25D SUNMATE | Alldatasheet

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Technical content

Features

l Wide operating voltage (V1mA) range from 82V to 1200V. l Fast responding to transient over-voltage. l Large absorbing transient energy capability. l Low clamping ratio and no following-on current. General Information l Surge protection in consumer electronics l Surge protection in industrial electronics l Relay and electromagnetic valve surge absorption l Transistor, diode, IC, thyristor or triac semiconductor protection l Surge protection in electronic home appliances, gas and petroleum appliances General Characteristics l Body: Nickel Plated l Devices with No Leads: Nickel Plated l Operating Temperature: -40ºC to +85ºC l Storage Temperature: -40 ºC to +125ºC l Axial Devices: Tin Plated Part Number Code Element Diameter Type D:Disk Nominal Varistor Voltage 471=47*101V Varistor Voltage Tolerance K = ±10 % 5 2 D 7 1 4 K 25D Series METAL OXIDE VARISTORS

Electrical Characteristics

Varistor Voltage Max. Allowable Voltage Max. Energy (10/1000μs) Max. Clamping Voltage Max. Peak Current （8/20μs） Typical Capacitance (Reference) V1mA(V) VAC(V) VDC(V) (J) IP(A) VC(V) I(A) @1KHz(pf) 74~90 90~110 108~132 135~165 162~198 185~225 198~242 216~264 243~297 270~330 297~363 324~396 351~429 387~473 423~517 459~561 504~616 558~682 612~748 675~825 702~858 738~902 819~1001 900~1100 990~1210 1080~1320 115 130 140 150 175 190 210 230 250 275 300 320 350 385 420 460 485 510 550 625 680 750 100 125 150 170 180 200 225 250 275 300 320 350 385 415 460 505 560 615 640 670 745 825 895 990 100 120 160 175 190 200 220 255 275 300 330 360 380 400 420 440 450 460 510 530 570 620 685 770 770 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 150 135 165 200 250 300 340 360 395 455 500 550 595 650 710 775 845 925 1025 1120 1240 1290 1355 1500 1650 1815 1980 18000 18000 18000 18000 18000 18000 18000 18000 18000 18000 18000 18000 18000 18000 18000 18000 18000 18000 18000 18000 18000 15000 15000 15000 15000 15000 7700 6300 5200 4300 3500 3200 2900 2650 2400 2100 1900 1750 1600 1500 1400 1250 1150 1050 950 850 800 750 700 650 600 550 25D820K 25D101K 25D121K 25D151K 25D181K 25D201K 25D221K 25D241K 25D271K 25D301K 25D331K 25D361K 25D391K 25D431K 25D471K 25D511K 25D561K 25D621K 25D681K 25D751K 25D781K 25D821K 25D911K 25D102K 25D112K 25D122K

Items Test Condition/Description Requirement Varistor Voltage The voltage between two terminals with the specified measuring current 1mA.DC applied is called Vb. To meet the Specified value Maximum Allowable Voltage The recommended maximum sine wave voltage (RMS) or the Maximum DC voltage can be applied continuously. Maximum Clamping Voltage The maximum voltage between two terminals with the specification standard impulse current. Applied waveform: 8/20μs Rated Wattage The maximum average power that can be applied within the specified ambient temperature. Energy The maximum energy within the varistor voltage change of ±10% when one impulse of 10/1000μs or 2ms is applied. Withstanding Surge Current The maximum current within the varistor voltage change of ±10% with the standard impulse current (8/20μs) applied one time. Soldering Recommendation Wave Lead Free Soldering Recommendation Item Conditions Peak Temperature 265ºC Dipping Time 10 seconds (max.) Soldering 1 time Recommendation Reworking Conditions with Soldering Iron Item Conditions Temperature of Soldering Iron-tip 360ºC (max.) Soldering Time 3 seconds (max.) Distance from Varistor 2mm (min.) T 30% t I B C 1.0 0.9 0.5 0.1 0.0 T1=1.25*T=8μs±20% T2=20μs±20% Time(minutes) 0 0.5 1 1.5 2 2.5 3 3.5 4 300 250 200 150 100 Temperature(°C) Preheating Maximum Wave 265°C Soldering Cooling

H(max) 31.0 1.22 D(max) 26.0 1.024 T(max) TABLE 2 d(±0.1) 1.0 0.039 TABLE 2---T(max.) Model Millimeters Inches Model Millimeters Inches Model Millimeters Inches 271K 5.9 0.232 621K 8.5 0.335