News
Category: Passive Components
Passive Components, BECK Elektronik
Metal Film Chip Resistor with Improved Characteristics from KOA
New High Reliability Metal Film Chip Resistors: RN73 Series
With a T.C.R. down to ±5 ppm and a tolerance as low as ±0.05 % the new RN73R series from KOA is ideal for high precision circuits in various industrial and measuring applications.
These new resistors provide improved electrolytic corrosion resistance and higher stability compared to KOA’s existing RN73 series. The RN73R also has higher…
Passive Components, BECK Elektronik
New Current Sensing Chip Resistors from KOA – 10 mΩ to 100 mΩ, TCR50
The new SLP-series of metal element current sensing resistors for the range 10 mΩ to 100 mΩ is now available from KOA.
The metal electrodes offer excellent solderability and have excellent thermal expansion and shrinkage stress performance.
With a T.C.R. of ±50 ppm/K and tolerance available to ±0.5 %, the new SLP-series is ideal for battery monitoring and other automotive
and industrial…
Passive Components, BECK Elektronik
New Rectangular Power Type Resistors for Automotive from KOA
Automotive Grade Pre-Charge / Discharge Resistors
High Power Ceramic Cased Resistors
BGRV wirewound resistors – designed to withstand the high inrush currents present in Electric Vehicle pre-charge circuits.
BWRV wirewound resistors – features lower resistance values as well as improved T.C.R. and tight resistance tolerances.
BSRV metal oxide resistors – designed for the capacitor discharge…
Passive Components, BECK Elektronik
Expansion of Product Portfolio of Anti-Sulfuration Resistors from KOA
KOA’s special anti-sulfuration resistors are intended to be used under harsh environment with a high level of sulfur contamination.
A high reliable material with extremely high sulfuration-proof characteristics is used in the inner top electrodes. Thanks to technical know-how of sulfuration-proof material, KOA has been able to achieve an extremely high level of sulfuration-proof performance.
KOA…
Passive Components, BECK Elektronik
25ppm, 0.1%, High Reliability – New High Precision Thick Film Chip Resistors from KOA
KOA’s new RS73-series are ESD transient tolerant high precision and high reliability resistors using thick film technology.
With a T.C.R. down to ±25ppm and a tolerance as low as ±0.1%, the new RS73-series from KOA is ideal for precision designs such as highaccuracy
sensing or voltage detection circuits in automotive, industrial and measuring applications, where ESD sensitivity is an issue.
The…
Passive Components, BECK Elektronik
Wide Terminal and Pulse Proof Chip Resistors for Automotive from KOA
KOA’s wide terminal resistors offer several advantages compared to standard footprints.
High reliability and enhanced terminal strength are essential in all power applications.
The 0612 chip size allows 4 × power rating compared to standard 1206 parts. This saves board space and is possible due to the improved heat dissipation via the solder joints.
The new WG73 series has approx. 20 times the…
Passive Components, BECK Elektronik
High Voltage Thick Film Chip Resistor for Automotive Applications from KOA
KOA’s high voltage HV73-series has been expanded with the addition of the new HV73V-types for automotive applications.
- Increased power rating for HV73V2A (0805 = 0.25 W)
- Increased max. working voltage for HV73V2B (1206 = 800 V)
The special inner material makes the part suitable for high voltages with improved temperature cycling stability compared to standard resistors.
The higher critical…
Passive Components, BECK Elektronik
600A – New Large Current High Power Shunt
The new HS series from KOA is ideal for sensing currents up to 600 A.
Constructed using a solid metal alloy resistance element with copper terminations the device provides superior corrosion and heat resistance and has excellent pulse resistance.
Product Features:
- Large current detection by ultra-low resistance of 100 μΩ
- High accuracy sensing with dedicated detection terminals
- High…
Passive Components, BECK Elektronik
Pulse Proof and Anti-Surge, High Power Thick Film Chip Resistors form KOA
With the SG73-series, KOA offers a resistor series which has approx. 10 times higher pulse handling capability compared to standard flat chip resistors.
Due to this outstanding pulse load capability these are suitable for protection of electronic circuits against extreme pulses and surges.
These resistors are available with ±10 % or ±20 % resistance tolerance.
KOA has recently optimized the…
Passive Components, BECK Elektronik
Increased Power Ratings for Wide Terminal Chip Resistors from KOA
The power rating for several wide terminal chip resistor series has been increased – as a result of rigorous temperature testing, development and evaluation.
KOA’s wide terminations SMD resistors now allow the designer to use a higher power rating for chip sizes 0612, 1020 and 1225.
The 90° rotated design offers several advantages compared to standard resistor footprints, such as:
- Higher…