NTC8D-11（ZX）

Negative Temperature Coefficient Resistor Series Description This is a Negative Temperature Coefficient Resistor Whose resistance changes with ambient temperature changes. Thermistor comprises 2 or 4 kinds of metal oxides of iron, nickel, cobalt, manganese and copper, being shaped and Sintered at high temperature(1200℃ to 1500℃ ) Features Applications  Small size, large power, strong capacity of suppression of inrush current  Switching power-supply, switch power ,ups power  Fast resporse  Electronic energy saving lamps electronic ballast and  Big material constant(B value),small residual resistance all kinds of electric heater  Long life and high reliability  All kinds of RT, display  Complete series, wide applications  Bulb and other lighting lamps Part Number Code N T 1 C Negative Temperature Coefficient Resistor 0 Resistance Value:10Ω D - 1 3 Diameter of Chip: Φ13 Materials Item name Wrapper Modified phenolic resin Down-lead CP Wire Coating color Black Specifications are subject to change without notice. Please refer to http://www.ruilon.com.cn for current information. Revised: 2022-10-08 Version:A3 Page:1 Negative Temperature Coefficient Resistor Series Parameters of Technology Model R25 (Ω) Max. steady State current (A) Residual Resistance (Ω) Dissipation factor (mw/℃) Themal time Constant (s) Max. allowable capacity value 240V/120V (μF) B (K) NTC5D-5 5 1 0.35 ≈6 ≈20 150/560 2700 NTC8D-5 8 0.7 0.77 ≈6 ≈20 100/390 2700 NTC10D-5 10 0.7 0.77 ≈6 ≈20 68/270 2700 NTC20D-5 20 0.5 0.997 ≈6 ≈20 39/150 2800 NTC33D-5 33 0.5 1.88 ≈6 ≈20 39/150 2950 NTC5D-7 5 2 0.28 ≈9 ≈30 100/390 2700 NTC8D-7 8 1 0.54 ≈9 ≈30 100/390 2700 NTC10D-7 10 1 0.62 ≈9 ≈30 100/390 2700 NTC12D-7 12 1 0.82 ≈9 ≈30 82/330 2700 NTC16D-7 16 0.7 1.00 ≈9 ≈30 82/330 2800 NTC20D-7 20 0.6 1.11 ≈9 ≈30 82/330 2800 NTC22D-7 22 0.6 1.11 ≈9 ≈30 68/270 2800 NTC33D-7 33 0.5 1.49 ≈9 ≈30 68/270 2950 NTC3D-9 3 4 0.12 ≈11 ≈35 220/820 2600 NTC5D-9 5 3 0.21 ≈11 ≈35 220/820 2700 NTC6D-9 6 2 0.32 ≈11 ≈35 220/820 2700 NTC8D-9 8 2 0.40 ≈11 ≈35 150/560 2700 NTC10D-9 10 2 0.46 ≈11 ≈35 150/560 2700 NTC12D-9 12 1 0.66 ≈11 ≈35 150/560 2700 NTC15D-9 15 1 0.80 ≈11 ≈35 150/560 2800 NTC16D-9 16 1 0.80 ≈11 ≈35 82/330 2800 NTC20D-9 20 1 0.88 ≈11 ≈35 82/330 2800 NTC22D-9 22 1 0.95 ≈11 ≈35 82/330 2800 NTC33D-9 33 1 1.12 ≈11 ≈35 68/270 2950 NTC50D-9 50 1 1.25 ≈11 ≈35 68/270 2950 NTC100D-9 100 0.8 3.02 ≈11 ≈35 68/270 3200 NTC120D-9 120 0.8 3.02 ≈11 ≈35 68/270 3200 NTC2.5D-11 2.5 5 0.10 ≈14 ≈50 680/2700 2700 NTC3D-11 3 5 0.10 ≈14 ≈50 680/2700 2700 NTC5D-11 5 4 0.16 ≈14 ≈50 470/1800 2700 NTC8D-11 8 3 0.25 ≈14 ≈50 470/1800 2800 NTC10D-11 10 3 0.28 ≈14 ≈50 220/820 2800 NTC12D-11 12 2 0.46 ≈14 ≈50 220/820 2800 NTC15D-11 15 2 0.47 ≈14 ≈50 150/560 2800 NTC16D-11 16 2 0.47 ≈14 ≈50 150/560 2800 NTC20D-11 20 2 0.51 ≈14 ≈50 100/390 2950 NTC22D-11 22 2 0.56 ≈14 ≈50 100/390 2950 NTC33D-11 33 1.5 0.67 ≈14 ≈50 100/390 2950 NTC47D-11 47 1.5 1.02 ≈14 ≈50 100/390 2950 NTC50D-11 50 1.5 1.02 ≈14 ≈50 100/390 2950 Specifications are subject to change without notice. Please refer to http://www.ruilon.com.cn for current information. Revised: 2022-10-08 Version:A3 Operating Temperature (℃) -40~+150 -40~+175 Page:2 Negative Temperature Coefficient Resistor Series Parameters of Technology Model R25 (Ω) Max. steady State current (A) Residual Resistance (Ω) Dissipation factor (mw/℃) Themal time Constant (s) Max. allowable capacity value 240V/120V (μF) B (K) NTC1.5D-13 1.5 6.5 0.085 ≈15 ≈68 680/2700 2600 NTC2.5D-13 2.5 6 0.088 ≈15 ≈68 680/2700 2600 NTC3D-13 3 6 0.092 ≈15 ≈68 680/2700 2600 NTC4.7D-13 4.7 5 0.12 ≈15 ≈68 680/2700 2700 NTC5D-13 5 5 0.125 ≈15 ≈68 680/2700 2700 NTC8D-13 8 4 0.194 ≈15 ≈68 330/1200 2800 NTC10D-13 10 4 0.206 ≈15 ≈68 330/1200 2800 NTC16D-13 16 3 0.335 ≈15 ≈68 220/820 2800 NTC18D-13 18 3 0.372 ≈15 ≈68 220/820 2800 NTC20D-13 20 3 0.372 ≈15 ≈68 220/820 2800 NTC30D-13 30 2.5 0.517 ≈15 ≈68 150/560 2950 NTC47D-13 47 2 0.81 ≈15 ≈68 150/560 2950 NTC1.3D-15 1.3 8 0.052 ≈18 ≈86 820/3300 2600 NTC1.5D-15 1.5 8 0.071 ≈18 ≈86 820/3300 2600 NTC2.5D-15 2.5 8 0.071 ≈18 ≈86 820/3300 2600 NTC3D-15 3 7 0.075 ≈18 ≈86 820/3300 2600 NTC5D-15 5 6 0.112 ≈18 ≈86 680/2700 2800 NTC7D-15 7 5 0.173 ≈18 ≈86 680/2700 2800 NTC8D-15 8 5 0.178 ≈18 ≈86 680/2700 2950 NTC10D-15 10 5 0.18 ≈18 ≈86 560/2200 2950 NTC15D-15 15 4 0.268 ≈18 ≈86 560/2200 2950 NTC16D-15 16 4 0.268 ≈18 ≈86 560/2200 2950 NTC18D-15 18 4 0.288 ≈18 ≈86 330/1200 2950 NTC20D-15 20 4 0.288 ≈18 ≈86 220/820 2950 NTC30D-15 30 3.5 0.438 ≈18 ≈86 220/820 2950 NTC47D-15 47 3 0.68 ≈18 ≈86 220/820 3200 NTC50D-15 50 3 0.72 ≈18 ≈86 220/820 3200 NTC1.3D-20 1.3 9 0.037 ≈24 ≈113 820/3300 2600 NTC1.5D-20 1.5 9 0.037 ≈24 ≈113 820/3300 2600 NTC2.5D-20 2.5 8 0.049 ≈24 ≈113 820/3300 2700 NTC3D-20 3 8 0.055 ≈24 ≈113 820/3300 2700 NTC5D-20 5 7 0.087 ≈24 ≈113 820/3300 2800 NTC8D-20 8 6 0.142 ≈24 ≈113 820/3300 2950 NTC10D-20 10 6 0.162 ≈24 ≈113 820/3300 2950 NTC16D-20 16 5 0.212 ≈24 ≈113 820/3300 3200 NTC20D-20 20 4 0.231 ≈24 ≈113 820/3300 3200 Specifications are subject to change without notice. Please refer to http://www.ruilon.com.cn for current information. Revised: 2022-10-08 Version:A3 Operating Temperature (℃) -40~+200 Page:3 Negative Temperature Coefficient Resistor Series Storage condition Temperature -10℃～+40℃ Humidity ≤70%RH Term ≤12 months (First-in/ First-out) 1. Do not exposing the components to the following conditions, otherwise, it may result in deterioration of characteristics Place 2. Corrosive gas or deoxidizing gas 3. Flammable and explosive gases 4. Oil, water and chemical liquid 5. Under the sunlight Notes: Do not apply the components under the following conditions, otherwise, it may result in deterioration of characteristics, destruction of components orin the worst case to catching fire:1. Exceeding Imax 2. Exceeding rated temperature range 3. Inferior thermal dissipation，Due to badly inferior thermal dissipation, some part of the components body will become overheated and then be damaged properties of products Mechanical Characteristics Item Solder-ability Specification Test Conditions & Methods The terminals shall be uniformly tinned, and its area≥95% Dipping the NTC terminals to a depth of 15mm in a soldering bath of 240-245℃ and to the place of 6mm far from NTC body for 2-3s (See IEC68-2-20 /GB2423.28 Ta ) Dipping the NTC terminals to a depth of 15mm in a soldering Resistance To Soldering No visible mechanical damage. Heat ΔR/RN ≤20% (ΔR =∣RN-RN'∣) bath of 265±5℃ and to the place for 6mm below from NTC body for 10±1s.After recovering 4-5h under 25±2℃. The rated zero power resistance value RN' shall be measured. (See IEC68-2-20 /GB2423.28 Tb) Specifications are subject to change without notice. Please refer to http://www.ruilon.com.cn for current information. Revised: 2022-10-08 Version:A3 Page:4 Negative Temperature Coefficient Resistor Series Fasten the body and apply a force gradually to each lead until 10N and then keep for 10sec, Hold body and apply a force to each lead until 90°slowly at 5N in the direction of Strength of lead terminal No break out ΔR/RN ≤20% (ΔR =∣RN-RN'∣) lead axis and then keep for 10sec, and do this in the opposite direction repeat for other terminal. After recovering 4~5h under 25±2℃, the rated zero power resistance value RN' shall be measured. (See IEC68-2-21/GB2423.29 Ua / Ub) Electrical Characteristics Item Rated Zero-Power Resistance RN (Ω) Specification Test Conditions & Methods Ambient temp. Range:25℃±2℃(TA). RN±20% Testing voltage: 1.5VDC After placing for 1~2 hours under TA, the resistance value shall be measured The thermal dissipation constant(δ) could be calculated by Thermal Dissipation See the main technical parameter Constant δ (mW/℃) list the ratio of a change in power dissipation(ΔP) of the thermistor to a change in temperature(ΔT) of the thermistor at a specified ambient temperature Thermal Time Constant See the main technical parameter T(s) list Material Constant B Max. Steady State Current (A) The time(τ shall be measured within which the temperature change of NTC thermistor is reached at 63.2% of the ambient temperature change under zero power condition B=T1T2/( T2- T1) × Ln R1 , R2 is zero-power resistance at T1 , T2 T1 = 298.15 K(25℃) T2 = 323.15 K(50℃) (R1/R2) visible mechanical damage. ΔRN / RN ≤20% ambient temperature:25℃±2℃ Testing Time: min 100h (ΔR =∣RN-RN'∣) Reliability Test Item Specification Test Conditions & Methods No visible mechanical damage. Temp. Cycling Testing ΔRN / RN ≤20% (ΔR =∣RN-RN'∣) Specifications are subject to change without notice. Please refer to http://www.ruilon.com.cn for current information. Ta:-40±3℃/ 30min→25±2℃/ 5min→Tb:200±3℃/30min→ 25±2℃/ 5min Cycles: 5times After recovering 4~5 h under 25±2℃, the rated zero power resistance value RN' shall be measured. Revised: 2022-10-08 Version:A3 Page:5 Negative Temperature Coefficient Resistor Series Ambient temp. Range:25℃±2℃. No visible mechanical damage. Electrical Cycling Testing ΔRN / RN ≤20% Cycles: 1,000times On / Off: 1m / 5m Test Current: 6.0A (ΔR =∣RN-RN'∣) After recovering 4~5h under 25±2℃, the rated zero power resistance value RN' shall be measured. LoadLife ( Endurance ) No visible mechanical damage. ΔRN / RN ≤20% Testing Ambient temp. Range:25℃±2℃; 6.0A/ 1,000±24h After recovering 4~5 h under 25±2℃, the rated zero power (ΔR =∣RN-RN'∣) resistance value RN' shall be measured. No visible mechanical damage. Ambient temp. range : 40℃±2℃,R.H.:93±3% , Energized ΔRN / RN ≤20% time:1000±24 h After recovering 4~5 h under 25±2℃, the (ΔR =∣RN-RN'∣) rated zero power resistance value RN' shall be measured Humidity Testing Graph of Characteristics Figure 1 - Graph of Resistance vs. Temperature Figure 2 - Graph of Voltage vs. Current 2 100 1 Voltage (V) Resistance (Ω) 10 1.0 0.5 0.2 0.1 0.1 -40 -20 0 0.01 0.02 20 40 60 80 100 120 140 160 180 200 Temperature (℃) 0.05 0.1 0.2 0.5 1 2 5 10 Current (A) Product Dimensions D Marking Marking L2 Marking L1 Фd F1 I Type（内弯脚） Specifications are subject to change without notice. Please refer to http://www.ruilon.com.cn for current information. S Type（直线脚） Revised: 2022-10-08 Version:A3 O Type（外弯脚） Page:6 Negative Temperature Coefficient Resistor Series Dimensions（mm） Dimension NTCxxD-5 D(max) 7 T(max) 5 Φd±0.1 0.55 F1±1 F2±1.5 5 3 NTCxxD-7 9 5 0.55 5 3 NTCxxD-9 11 5.5 0.75 / 0.55 7.5 / 5 5/3 NTCxxD-11 13 5.5 0.75 7.5 / 5 5/3 NTCxxD-13 15.5 6 0.75 7.5 5 NTCxxD-15 17.5 6 0.75 10 / 7.5 5 NTCxxD-20 22.5 7 1.00 10 / 7.5 7 Straight Lead Wire Curved Lead Wire L ±1 L1±0.5 L2±2 2.8~30 2.8~25 7/4 2.8~30 2.8~25 7/4 Packaging Dimension Bag (pcs) Inside the box (pcs) carton (pcs) NTCxxD-5 / NTCxxD-7 1000 3000 18000 NTCxxD-9 / NTCxxD-11 500 2000 12000 NTCxxD-13 / NTCxxD-15 250 1000 6000 NTCxxD-20 100 400 2400 Specifications are subject to change without notice. Please refer to http://www.ruilon.com.cn for current information. Revised: 2022-10-08 Version:A3 Page:7