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Supporting Manufacturer Information

0.75W series

Caddock 1787 Series

Current sensing resistor network
Resistance ranges from 0.9Ω to 1kΩ
Absolute Tolerance of ±0.05%, ±0.1% or ±0.25%
TCR from ±50 ppm/°C to ±100 ppm/°C
Power rating of 1W depending on the model
Temperature range from -55°C to +85°C

Caddock CC1512FC Series

Current sense resistor
Resistance range from 0.01Ω to 10Ω
Tolerance from ±1.0% to ±5.0%
TCR of -20 to +80, 0 to +200 or +300 ppm/°C
Power rating of 0.75W at 70°C
Temperature range from -55°C to +150°C

Caddock MK727 Series

Precision power film radial leaded through-hole resistor
Non-inductive with expanded resistance range
Maximum working voltage of 400V
Compact rectangular package with standard lead spacing
Constructed with Caddock’s Micronox® resistance films fired onto a solid ceramic substrate
Extended life stability is typically better than 0.1% per 1,000 hours
Temperature range from -40°C up to +150°C

Caddock MS Series

Precision high temperature power axial leaded through-hole resistor
Maximum operating voltage up to 6kV
Maximum operating temperature up to +275°C
Utilises Caddock’s Micronox® resistance film for outstanding stability when exposed to a high ambient temperature, thermal shock and high power densities
MS resistors have demonstrated excellent long-term stability of 0.05% per 1,000 hours over extended life
Caddock’s non-inductive design available on some models

Caddock TF050 Series

Ultra-precision film through-hole resistor
Radial or axial leaded variants available
Maximum working voltage of 1.4kV
Constructed with Caddock’s Tetrinox® resistance films
Long term stability to 0.01% per 1,000 hours
Storage temperature range from -55°C up to +105°C

Caddock TF656 Series

Ultra-precision film through-hole resistor
Radial or axial leaded variants available
Maximum working voltage of 1.4kV
Constructed with Caddock’s Tetrinox® resistance films
Long term stability to 0.01% per 1,000 hours
Storage temperature range from -55°C up to +105°C

Caddock USF270 Series

Ultra-stable radial leaded film through-hole resistors
Constructed with two selected USF300 series resistors bonded back to back for parallel connection on the PCB
Maximum working voltage of 1.4kV
Ceramic package provides cool operation
Utilising Caddock’s proprietary resistance film systems
Available in standard resistance values most commonly used in precision analog design
Zero nominal TCR
Temperature range from -40°C up to +85°C

Caddock USF271 Series

Ultra-stable radial leaded film through-hole resistors
Constructed with two selected USF300 series resistors bonded back to back for parallel connection on the PCB
Maximum working voltage of 2.5kV
Ceramic package provides cool operation
Utilising Caddock’s proprietary resistance film systems
Available in standard resistance values most commonly used in precision analog design
Zero nominal TCR
Temperature range from -40°C up to +85°C

Caddock USF370 Series

Ultra-stable radial leaded film through-hole resistors
Maximum working voltage of 1.4kV
Ceramic package provides cool operation
Utilising Caddock’s proprietary resistance film systems
Available in standard resistance values most commonly used in precision analog design
Zero nominal TCR
Temperature range from -40°C up to +85°C

Caddock USF371 Series

Ultra-stable radial leaded film through-hole resistors
Maximum working voltage of 2.5kV
Ceramic package provides cool operation
Utilising Caddock’s proprietary resistance film systems
Available in standard resistance values most commonly used in precision analog design
Zero nominal TCR
Temperature range from -40°C up to +85°C

Riedon 129 Series

Through-hole, precision, wirewound resistor
Long term stability of 100ppm/year (20ppm/year version available upon request)
100% acceptance tested / traceable to NIST
Temperature range of -55°C to 145°C
Fast rise time version available
Matched resistance sets to ±0.001% and ±0.5 ppm/°C available

Susumu KRL1632 Series

Current sensing surface-mount chip resistor
Short sided terminal design with an 1206 chip size
Resistance values from 0.005Ω to 0.5Ω
Temperature range options of −55°C to +155°C / +175°C
Tolerance of ±1% or ±2%
Power rating of 0.75W
Certified AEC-Q200 compliant

Susumu URG6432 Series

Surface-mount ultra precision thin film chip resistor
Temperature range of −55°C to +155°C
Maximum voltage of 300V
Thin film structure enabling low noise and anti-sulfur
AEC-Q200 compliant

VFR FRSM2512 Series

Ultra high precision FRSM wrap-around chip resistor
2512 package size
Voltage rating of 220V
Excellent stability, noise and ESD withstanding properties
Non-inductive: 0.08µH
Available with lead(Pb) free or tin/lead alloy terminations

Caddock 1787 Series

Current sensing resistor network
Resistance ranges from 0.9Ω to 1kΩ
Absolute Tolerance of ±0.05%, ±0.1% or ±0.25%
TCR from ±50 ppm/°C to ±100 ppm/°C
Power rating of 1W depending on the model
Temperature range from -55°C to +85°C

Caddock CC1512FC Series

Current sense resistor
Resistance range from 0.01Ω to 10Ω
Tolerance from ±1.0% to ±5.0%
TCR of -20 to +80, 0 to +200 or +300 ppm/°C
Power rating of 0.75W at 70°C
Temperature range from -55°C to +150°C

Caddock MK727 Series

Precision power film radial leaded through-hole resistor
Non-inductive with expanded resistance range
Maximum working voltage of 400V
Compact rectangular package with standard lead spacing
Constructed with Caddock’s Micronox® resistance films fired onto a solid ceramic substrate
Extended life stability is typically better than 0.1% per 1,000 hours
Temperature range from -40°C up to +150°C

Caddock MS Series

Precision high temperature power axial leaded through-hole resistor
Maximum operating voltage up to 6kV
Maximum operating temperature up to +275°C
Utilises Caddock’s Micronox® resistance film for outstanding stability when exposed to a high ambient temperature, thermal shock and high power densities
MS resistors have demonstrated excellent long-term stability of 0.05% per 1,000 hours over extended life
Caddock’s non-inductive design available on some models

Caddock TF050 Series

Ultra-precision film through-hole resistor
Radial or axial leaded variants available
Maximum working voltage of 1.4kV
Constructed with Caddock’s Tetrinox® resistance films
Long term stability to 0.01% per 1,000 hours
Storage temperature range from -55°C up to +105°C

Caddock TF656 Series

Ultra-precision film through-hole resistor
Radial or axial leaded variants available
Maximum working voltage of 1.4kV
Constructed with Caddock’s Tetrinox® resistance films
Long term stability to 0.01% per 1,000 hours
Storage temperature range from -55°C up to +105°C

Caddock USF270 Series

Ultra-stable radial leaded film through-hole resistors
Constructed with two selected USF300 series resistors bonded back to back for parallel connection on the PCB
Maximum working voltage of 1.4kV
Ceramic package provides cool operation
Utilising Caddock’s proprietary resistance film systems
Available in standard resistance values most commonly used in precision analog design
Zero nominal TCR
Temperature range from -40°C up to +85°C

Caddock USF271 Series

Ultra-stable radial leaded film through-hole resistors
Constructed with two selected USF300 series resistors bonded back to back for parallel connection on the PCB
Maximum working voltage of 2.5kV
Ceramic package provides cool operation
Utilising Caddock’s proprietary resistance film systems
Available in standard resistance values most commonly used in precision analog design
Zero nominal TCR
Temperature range from -40°C up to +85°C

Caddock USF370 Series

Ultra-stable radial leaded film through-hole resistors
Maximum working voltage of 1.4kV
Ceramic package provides cool operation
Utilising Caddock’s proprietary resistance film systems
Available in standard resistance values most commonly used in precision analog design
Zero nominal TCR
Temperature range from -40°C up to +85°C

Caddock USF371 Series

Ultra-stable radial leaded film through-hole resistors
Maximum working voltage of 2.5kV
Ceramic package provides cool operation
Utilising Caddock’s proprietary resistance film systems
Available in standard resistance values most commonly used in precision analog design
Zero nominal TCR
Temperature range from -40°C up to +85°C

Riedon 129 Series

Through-hole, precision, wirewound resistor
Long term stability of 100ppm/year (20ppm/year version available upon request)
100% acceptance tested / traceable to NIST
Temperature range of -55°C to 145°C
Fast rise time version available
Matched resistance sets to ±0.001% and ±0.5 ppm/°C available

Susumu KRL1632 Series

Current sensing surface-mount chip resistor
Short sided terminal design with an 1206 chip size
Resistance values from 0.005Ω to 0.5Ω
Temperature range options of −55°C to +155°C / +175°C
Tolerance of ±1% or ±2%
Power rating of 0.75W
Certified AEC-Q200 compliant

Susumu URG6432 Series

Surface-mount ultra precision thin film chip resistor
Temperature range of −55°C to +155°C
Maximum voltage of 300V
Thin film structure enabling low noise and anti-sulfur
AEC-Q200 compliant

VFR FRSM2512 Series

Ultra high precision FRSM wrap-around chip resistor
2512 package size
Voltage rating of 220V
Excellent stability, noise and ESD withstanding properties
Non-inductive: 0.08µH
Available with lead(Pb) free or tin/lead alloy terminations