Datasheet

ManualsBrandsRND Components ManualsThermistorsSMD Thermistor NTC 15kOhm 3595K

RND is a trademark of Distrelec

Type

Delimeter

153

Nominal Resistance

Tolerance

3550

B Constant

RND 155QN0402: 0402

RND 155QN0603: 0603

RND 155QN0805: 0805

472 = 4.7 kΩ

153 = 15 kΩ

104 = 100 kΩ

F = ± 1%

3 550 = 3550 K

3950 = 3950 K

4050 = 4050 K

4500 = 4500 K

Tolerance of B Constant

Chip NTC Thermistor

RND 155QN0805

G = ± 2%

H = ± 3%

J = ±5 %

F = ± 1%

H = ± 3%

B Constant Calculation Method

A = 25℃ & 85 ℃

B = 25℃ & 50 ℃

Electrical Characteristics

Type Resistance

@ 25 °C

B Constant

@ 25 / 50 °C

B Constant

@ 25 / 85 °C

Permissible

Operating Current

@ 25 °C

Dissipation

Factor

Thermal

Time

Constant

Rated Electric

Power @ 25 °C

Operating

Ambient

Temperature

RND 155QN0805X153F3550FB

15 kΩ ±1%

3595 K

3550 K±1%

0.36 mA

2 mW / °C

<5 s

100 mW

40 ... 125 °C

Shape and Dimensions

Recommended PCB pattern for reflow soldering

Dimensions

Type L

0402

0603

0805

1 mm

1.6 mm

2 mm

0.5 mm

0.8 mm

1.25 mm

0.5 mm

0.8 mm

0.85 mm

0.25 mm

0.3 mm

0.5 mm

0.45 ... 0.55 mm

0.6 ... 0.8 mm

1 ... 1.1 mm

0.4 ... 0.5 mm

0.6 ... 0.7 mm



ϬϰϱϬϱϱŵŵ

ϬϲϬϴŵŵ

ϭ ... ϭϮ mm

PART NUMBER

Example: RND 155QN0805X153F3550FB

Features

• ,ŝŐŚƚĞƐƚŝŶŐƉƌĞĐŝƐŝŽŶ

• ^ƚĞĂĚǇŽƉĞƌĂƚŝŶŐĨŽƌůŽŶŐƚŝŵĞ

• ZĞĨůŽǁƐŽůĚĞƌŝŶŐƉŽƐƐŝďůĞ

• ^ŚŽƌƚƌĞƐƉŽŶƐĞƚŝŵĞ

Applications

• dĞŵƉĞƌĂƚƵƌĞŵĞĂƐƵƌĞŵĞŶƚ

• ĂƚƚĞƌǇĐŚĂƌŐĞƌƐ

• dĞŵƉĞƌĂƚƵƌĞƐĞŶƐŝŶŐƉƌŽƚĞĐƚŝŽŶĂŶĚĐŽŵƉĞŶƐĂƚŝŽŶŝŶŝŶĚƵƐƚƌŝĂůƚĞůĞĐŽŵĂŶĚĐŽŶƐƵŵĞƌĂƉƉůŝĐĂƚŝŽŶƐ

• /ŶƌƵƐŚĐƵƌƌĞŶƚůŝŵŝƚŝŶŐĞŐŝŶƐǁŝƚĐŚͲŵŽĚĞƉŽǁĞƌƐƵƉƉůŝĞƐƐŽĨƚͲƐƚĂƌƚŵŽƚŽƌƐ



Summary of content (9 pages)

PAGE 1
Chip NTC Thermistor Features • ,ŝŐŚ ƚĞƐƚŝŶŐ ƉƌĞĐŝƐŝŽŶ • ^ƚĞĂĚǇ ŽƉĞƌĂƚŝŶŐ ĨŽƌ ůŽŶŐ ƚŝŵĞ • ZĞĨůŽǁ ƐŽůĚĞƌŝŶŐ ƉŽƐƐŝďůĞ • ^ŚŽƌƚ ƌĞƐƉŽŶƐĞ ƚŝŵĞ Applications • dĞŵƉĞƌĂƚƵƌĞ ŵĞĂƐƵƌĞŵĞŶƚ • ĂƚƚĞƌǇ ĐŚĂƌŐĞƌƐ • dĞŵƉĞƌĂƚƵƌĞ ƐĞŶƐŝŶŐ͕ ƉƌŽƚĞĐƚŝŽŶ ĂŶĚ ĐŽŵƉĞŶƐĂƚŝŽŶ ŝŶ ŝŶĚƵƐƚƌŝĂů͕ ƚĞůĞĐŽŵ ĂŶĚ ĐŽŶƐƵŵĞƌ ĂƉƉůŝĐĂƚŝŽŶƐ • /ŶƌƵƐŚ ĐƵƌƌĞŶƚ ůŝŵŝƚŝŶŐ͕ Ğ͘Ő͘ ŝŶ ƐǁŝƚĐŚͲŵŽĚĞ ƉŽǁĞƌ ƐƵƉƉůŝĞƐ͕ ƐŽĨƚͲƐƚĂƌƚ ŵŽƚŽƌƐ PART NUMBER Example: RND 155QN0805X153F3550FB RND 155QN0805 Type X 153 F 3550 F Delimeter Nominal Resistance Tolerance B Co
PAGE 2
Chip NTC Thermistor Test and Measurement Procedures Unless otherwise specified, the standard atmospheric conditions for measurement/test as • Ambient Temperature: 20±15℃ • Relative Humidity: 65±20% • Air Pressure: 86 kPa to 106 kPa If any doubt on the results, measurements/tests should be made within the following limits • Ambient Temperature: 20±2℃ • Relative Humidity: 65±5% • Air Pressure: 86 kPa to 106 kPa Inspection Equipment • Visual Examination: 20x magnifier • Resistance value test: Thermistor resist
PAGE 3
Chip NTC Thermistor Reliability Test Item Terminal Strength Standard IEC 60068-2-21 Solder the chip to the testing jig (glass epoxy board shown in the right) using eutectic solder. Then apply a force in the direction of the arrow. Size F Duration 0402, 0603 5N 10N 10 ± 1 s 0805 Resistance to Flexure IEC 60068-2-21 Requirements Test Methods and Remarks Solder the chip to the test jig (glass epoxy board shown in the right) using a eutectic solder.
PAGE 4
Chip NTC Thermistor Item Standard Solderability IEC 60068-2-58 Resistance to Soldering Heat Temperature Cycling IEC 60068-2-58 IEC 60068-2-14 Test Methods and Remarks • Solder temperature: 245 ± 5℃ • Duration: 10 ± 1s • Solder: Sn/3.0Ag/0.5Cu • Flux: 25% resin and 75% ethanol in weight 1. No visible damage • Solder temperature: 245 ± 5℃ • Duration: 10±1s • Solder: Sn/3.0Ag/0.
PAGE 5
Chip NTC Thermistor Notes & Warnings The RND 155QN series thermistors shall not be operated and stored under the following environmental conditions: • Corrosive or deoxidized atmospheres (such as chlorine, sulfurated hydrogen, ammonia, sulfuric acid, nitric oxide and so on) • Volatile or inflammable atmospheres • Dusty condition • Excessively high or low pressure condition • Humid site • Places with brine, oil, chemical liquid or organic solvent • Intense vibration • Places with analogously deleterious cond
PAGE 6
Chip NTC Thermistor R-T Table Temp. (℃) R_Min (Kohm) R_Cent (Kohm) R_Max (Kohm) Res TOL. Temp. TOL.(℃) -40 339.083 353.504 368.501 4.24% 0.68 -39 319.626 333.021 346.942 4.18% 0.68 -38 301.417 313.862 326.788 4.12% 0.67 -37 284.366 295.934 307.940 4.06% 0.67 -36 268.394 279.149 290.305 4.00% 0.66 -35 253.425 263.427 273.796 3.94% 0.66 -34 239.350 248.653 258.292 3.88% 0.65 -33 226.151 234.806 243.768 3.82% 0.65 -32 213.767 221.822 230.158 3.76% 0.
PAGE 7
Chip NTC Thermistor Temp. (℃) R_Min (Kohm) R_Cent (Kohm) R_Max (Kohm) Res TOL. Temp. TOL.(℃) 2 38.898 39.675 40.463 1.99% 0.43 3 37.196 37.922 38.658 1.94% 0.43 4 35.579 36.257 36.944 1.90% 0.42 5 34.042 34.675 35.317 1.85% 0.41 6 32.582 33.173 33.772 1.80% 0.40 7 31.192 31.744 32.303 1.76% 0.40 8 29.870 30.385 30.906 1.72% 0.39 9 28.611 29.092 29.578 1.67% 0.38 10 27.412 27.861 28.314 1.63% 0.37 11 26.269 26.688 27.111 1.58% 0.37 12 25.
PAGE 8
Chip NTC Thermistor Temp. (℃) R_Min (Kohm) R_Cent (Kohm) R_Max (Kohm) Res TOL. Temp. TOL.(℃) 47 6.505 6.625 6.746 1.83% 0.53 48 6.280 6.398 6.517 1.86% 0.54 49 6.064 6.180 6.298 1.90% 0.56 50 5.857 5.971 6.086 1.93% 0.57 51 5.658 5.770 5.883 1.97% 0.58 52 5.466 5.576 5.688 2.00% 0.60 53 5.282 5.390 5.500 2.04% 0.61 54 5.105 5.212 5.320 2.07% 0.62 55 4.935 5.040 5.146 2.11% 0.64 56 4.772 4.874 4.979 2.14% 0.65 57 4.614 4.715 4.818 2.
PAGE 9
Chip NTC Thermistor Temp. (℃) R_Min (Kohm) R_Cent (Kohm) R_Max (Kohm) Res TOL. Temp. TOL.(℃) 92 1.583 1.634 1.688 3.26% 1.21 93 1.539 1.590 1.642 3.29% 1.23 94 1.497 1.547 1.598 3.32% 1.24 95 1.456 1.505 1.556 3.35% 1.26 96 1.417 1.465 1.514 3.38% 1.28 97 1.379 1.426 1.474 3.41% 1.29 98 1.342 1.388 1.435 3.43% 1.31 99 1.306 1.351 1.398 3.46% 1.33 100 1.271 1.315 1.361 3.49% 1.35 101 1.238 1.281 1.326 3.52% 1.36 102 1.205 1.248 1.292 3.