Thermometrics Diode Series of Glass-Encapsulated NTC Thermistors consists of a range of NTC chip thermistors in DO-35 style glass package (diode outline) with axial solder-coated copper-clad steel wires. Glass body provides hermetic seal and voltage insulation and excellent stability. Designed for accurate temperature measurement, control and compensation in various applications, including automotive, telecom, HVAC and white goods. Also for use in temperature sensing for household appliances, such as rice cookers, electronic ranges and ovens, and industrial products, such as pharmaceuticals, chemicals, and components.
Applications
Features
- DO-35 style glass package (diode outline) with axial solder-coated copper-clad steel wires
- Designed for accurate temperature measurement, control and compensation
- Tight tolerances on resistance and B value
- Operation up to 482°F (250°C) with excellent stability
- Glass body provides hermetic seal and voltage insulation and excellent stability
- Designed for cost effective solid state sensor
- Resistant to corrosive atmospheres and harsh environments
- Lead wires metallurgically bonded to thermistor element for improved reliability (Type GE only)
- Available on axial bandolier to IEC-286-1/EIA-468A and packet taped to EIA RS-481 for MELF
- Also available loose-packed with axial, radial and SMD wire forms
Type DK
Type DK:
Chip thermistor in DO-35 glass package.
| Specifications: |
|
| Operating Temperature | -40°F to 482°F (-40°C to 250°C) |
| Thermal Time Constant | 7 seconds (cooling in air) |
| Dissipation Factor | 3.0 mW/K |
| Mass | 0.2 g |
Options:
|
|
| R25Ω | Material System | B 25/85 K | Code R25 ±2% | Code R25 ±3% | Code R25 ±5% | Code R25 ±10% |
| 2000 | 2 | 3540 ±1% | DKA202*2 | DKA202*3 | DKA202*5 | DKA202*10 |
| 5000 | 2 | 3540 ±1% | DKA502*2 | DKA502*3 | DKA502*5 | DKA502*10 |
| 10,000 | 2 | 3540 ±1% | DKA103*2 | DKA103*3 | DKA103*5 | DKA103*10 |
| 10,000 | 5A | 3730 ±2% | DKC103*3 | DKC103*5 | DKC103*10 | |
| 12,000 | 5A | 3730 ±2% | DKC123*2 | DKC123*3 | DKC123*5 | DKC123*10 |
| 10,000 | 3 | 3960 ±1% | DKF103*2 | DKF103*3 | DKF103*5 | DKF103*10 |
| 20,000 | 3 | 3960 ±1% | DKF203*2 | DKF203*3 | DKF203*5 | DKF203*10 |
| 30,000 | 3 | 3960 ±1% | DKF303*2 | DKF303*3 | DKF303*5 | DKF303*10 |
| 50,000 | 3 | 3960 ±1% | DKF503*2 | DKF503*3 | DKF503*5 | DKF503*10 |
| 100,000 | 3 | 3960 ±1% | DKF104*2 | DKF104*3 | DKF104*5 | DKF104*10 |
| 200,000 | G | 4263 ±2% | DKG204*5 | DKG204*10 | ||
| 500,000 | D | 4573 ±2% | DKD504*5 | DKD504*10 | ||
| 1,000,000 | D | 4573 ±2% | DKD105*5 | DKD105*10 |
Type DKM
Type DKM:
Glass encapsulated SMD thermistor.
| Specifications: |
|
| Operating Temperature | -40°F to 482°F (-40°C to 250°C) |
| Thermal Time Constant | 7 seconds (cooling in air) |
| Dissipation Factor | 3.0 mW/K |
| Mass | 0.2 g |
Options:
|
|
| R25Ω | Material System | B 25/85 K | Code R25 ±2% | Code R25 ±3% | Code R25 ±5% | Code R25 ±10% |
| 2000 | 2 | 3540 ±1% | DKA202M2 | DKA202M3 | DKA202M5 | DKA202M10 |
| 5000 | 2 | 3540 ±1% | DKA502M2 | DKA502M3 | DKA502M5 | DKA502M10 |
| 10,000 | 2 | 3540 ±1% | DKA103M2 | DKA103M3 | DKA103M5 | DKA103M10 |
| 10,000 | 5A | 3730 ±2% | DKC103M3 | DKC103M5 | DKC103M10 | |
| 10,000 | 3 | 3960 ±1% | DKF103M2 | DKF103M3 | DKF103M5 | DKF103M10 |
| 20,000 | 3 | 3960 ±1% | DKF203M2 | DKF203M3 | DKF203M5 | DKF203M10 |
| 30,000 | 3 | 3960 ±1% | DKF303M2 | DKF303M3 | DKF303M5 | DKF303M10 |
| 50,000 | 3 | 3960 ±1% | DKF503M2 | DKF503M3 | DKF503M5 | DKF503M10 |
| 100,000 | 3 | 3960 ±1% | DKF104M2 | DKF104M3 | DKF104M5 | DKF104M10 |
| 200,000 | G | 4263 ±2% | DKG204M5 | DKG204M10 | ||
| 500,000 | D | 4573 ±2% | DKD504M5 | DKD504M10 | ||
| 1,000,000 | D | 4573 ±2% | DKD105M5 | DKD105M10 |
Type GE
Type GE:
Glass encapsulated DO-35 package. Lead wires metallurgically bonded to thermistor element for improved reliability.
| Specifications: |
|
| Operating Range | -58°F to 400°F (-50°C to 204°C) |
| Time Constant | 7 seconds |
| Dissipation Constant | 3.0 mW/K |
| Standard Resistance Tolerance | ±10% @ 77°F (25°C) |
Options:
|
|
| R25Ω | Material System | B 25/85 | Type Number |
| 250 | GE5.5* | 2983 | AL03006-165.9-55-G1 |
| 500 | GE5.5* | 2983 | AL03006-331.8-55-G1 |
| 1K | GE7.3 | 3499 | AL03006-624-73-G1 |
| 2K | GE7.3 | 3499 | AL03006-1248-73-G1 |
| 2786 | GE10.1 | 4102 | AL03006-1576-101-G1 |
| 3K | GE7.6 | 3553 | AL03006-1847-76-G1 |
| 4K | GE7.6 | 3553 | AL03006-2463-76-G1 |
| 5K | GE7.6 | 3553 | AL03006-3079-76-G1 |
| 10K | GE9.7A | 3992 | AL03006-5818-97-G1 |
| 20K | GE9.8 | 3974 | AL03006-11.7K-98-G1 |
| 30K | GE9.8 | 3974 | AL03006-17.53K-98-G1 |
| 50K | GE9.7B | 3952 | AL03006-29.1K-97-G1 |
| 100K | GE9.7B | 3952 | AL03006-58.2K-97-G1 |
| 200K | GE12.3 | 4365 | AL03006-111.3K-123-G1 |
| 500K | GE13.8 | 4567 | AL03006-269.8K-138-G1 |
| 1M | GE14.5 | 4661 | AL03006-535K-145-G1 |
| 5M | GE16.4 | 4848 | AL03006-2.6M-164-G1 |
| *Maximum Operating Temperature: 302°F (150°C) | |||
Type MELF
Type MELF:
Hermetically-sealed, glass encapsulated thermistor in SOD-80 SMD package.
| Specifications: |
|
| Operating Range | -58°F to 400°F (-50°C to 204°C) |
| Time Constant | 7 seconds |
| Dissipation Constant | 3.0 mW/°C |
| Standard Resistance Tolerance | ±10% @ 77°F (25°C) |
Options:
|
|
| R25Ω | Material System | B25/85 | Type Number |
| 250 | GE5.5* | 2983 | 03006-165.9-55-G100 |
| 500 | GE5.5* | 2983 | 03006-331.8-55-G100 |
| 1K | GE7.3 | 3499 | 03006-624-73-G100 |
| 2K | GE7.3 | 3499 | 03006-1248-73-G100 |
| 2786 | GE10.1 | 4102 | 03006-1576-101-G100 |
| 3K | GE7.6 | 3553 | 03006-1847-76-G100 |
| 4K | GE7.6 | 3553 | 03006-2463-76-G100 |
| 5K | GE7.6 | 3553 | 03006-3079-76-G100 |
| 10K | GE9.7A | 3992 | 03006-5818-97-G100 |
| 20K | GE9.8 | 3974 | 03006-11.7K-98-G100 |
| 30K | GE9.8 | 3974 | 03006-17.53K-98-G100 |
| 50K | GE9.7B | 3952 | 03006-29.1K-97-G100 |
| 100K | GE9.7B | 3952 | 03006-58.2-97-G100 |
| 200K | GE12.3 | 4365 | 03006-111.3K-123-G100 |
| 500K | GE13.8 | 4567 | 03006-269.8K-138-G100 |
| 1M | GE14.5 | 4661 | 03006-535K-145-G100 |
| 5M | GE16.4 | 4848 | 03006-2.6M-164-G100 |
| *Maximum Operating Temperature: 302°F (150°C) | |||
Type TH
Type TH:
Glass encapsulated radial lead thermistor.
| Specifications: |
|
| Operating Temp Range | -40°F to 482°F (-40°C to 250°C) |
| Time Constant | 25 seconds (in still air) |
| Dissipation Factor | 2.0 mW/°C (in still air) |
| Rated Power | 25mW |
| Standard Resistance Tolerance | ±5% |
| Part Number | Resistance (25Ω) | ß Constant (25/50) | Recommended Max Operating Current @ 77°F (25°C) |
Max Permissable Current @ 77°F (25°C) |
| TH220J33G | 2.0 K | 3375 K | 0.22 mA | 30.0 mA |
| TH225J13G | 2.545 K | 3745 K | 0.22 mA | 30.0 mA |
| TH238J34G | 3.896 K | 3434 K | 0.20 mA | 26.5 mA |
| TH253J34G | 5.369 K | 3434 K | 0.16 mA | 24.0 mA |
| TH310J34G | 10.74 K | 3434 K | 0.13 mA | 20.0 mA |
| TH310J36G | 10.0 K | 3684 K | 0.14 mA | 20.0 mA |
| TH310J39G | 10.0 K | 3933 K | 0.14 mA | 20.0 mA |
| TH315J39G | 15.0 K | 3933 K | 0.12 mA | 17.0 mA |
| TH320J39G | 20.0 K | 3952 K | 0.10 mA | 15.0 mA |
| TH349J39G | 49.12 K | 3952 K | 0.06 mA | 10.0 mA |
| TH350J39G | 50.0 K | 3952 K | 0.06 mA | 10.0 mA |
| TH398J40G | 98.63 K | 4014 K | 0.045 mA | 5.0 mA |
| TH410J40G | 100.0 K | 4014 K | 0.045 mA | 5.0 mA |
| TH420J34G | 200.0 K | 3450 K | 0.015 mA | 3.5 mA |
| TH423J41G | 231.4 K | 4176 K | 0.015 mA | 3.5 mA |
| TH510J44G | 1,000 K | 4491 K | 0.007 mA | 1.5 mA |
| TH513J44G | 1,388 K | 4491 K | 0.005 mA | 1.0 mA |
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