Aktuelles
Kategorie: Passive Bauelemente
Passive Bauelemente, 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 Bauelemente, BECK Elektronik
3850 ppm/K Platinum Film RTD Temperature Sensors from KOA
KOA’s SDT310 range of resistance temperature detectors (RTD) are available in both radial and axial formats.
These sensors offer excellent linearity, high stability, homogenous heating, high accuracy and fast response times.
The new SDT310VASP series combines improved heat response times in a body a quarter the size of conventional types.
All SDT310 are ideal for high accuracy sensing in…
Passive Bauelemente, 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…
Passive Bauelemente, BECK Elektronik
New 4 Terminal High Current Power Shunt Resistors for Automotive
KOA introduces two new series of 4 terminal current shunts for high current applications.
Constructed using a solid metal alloy resistance element with copper terminations the device provides superior corrosion and heat resistance and has excellent pulse resistance.
These new shunt resistors are ideal for accurate high current sensing in automotive and industrial applications as well as in pulse…
Passive Bauelemente, BECK Elektronik
New High Current Power Shunt Resistors for Automotive from KOA
For high current applications, KOA has now expanded its existing Power Shunt series by adding the PSJ2 and the PSL2.
The PSJ2 (3920 inch) resistor can measure currents up to 244 A (200 µOhm).
Constructed using a solid metal alloy resistance element with copper terminations the device provides superior corrosion and heat resistance and has excellent pulse resistance.
The PSJ2 and the PSL2 have a…
Passive Bauelemente, BECK Elektronik
New Wide Terminal Chip Resistor with T.C.R. +-75ppm/K for Automotive
KOA's automotive current sensing chip resistors with wide terminations now achieve T.C.R. ±75ppm/K.
KOA’s new WU73-series, available in size 0612 inch and in the resistance range 10 mW to 100 mW, is suitable for current sensing and offers a better T.C.R. compared to the standard wide terminal series.
The better heat dissipation due to these wider terminals helps to save board space. The high…
Passive Bauelemente, BECK Elektronik
New UL1412 Approved Wirewound Fusing Resistors
The new CFWS-series of fusible power wirewound resistors is now available from KOA.
In normal operation the CFWS series resistor acts as an inrush current control resistor but will safely fuse in specified power overload cases.
The CFWS series is available with 3W or 5W power ratings. Both power ratings are approved to UL1412.
Features:
- Approved by UL1412 (File No.: E134679)
- Flame retardant…
Passive Bauelemente, BECK Elektronik
New KOA Selection Guide for Automotive is now available
KOA has developed a ceramic technology, which helps to enhance its current portfolio of thick and thin film technologies.
These new and unique products are based on the future-orientated technologies.
KOA's wide product lineup:
- Current Sensing Resistors
- Thick Film Resistors
- LTCC Substrate
- Network Resistors
- Power Resistors
- Thin Film Resistors
- Thermal Sensors
- Circuit Protectors
- Inductor…
Passive Bauelemente, BECK Elektronik
New Current Sensing Thick Film Resistors for Automotive from KOA
KOA’s UR73V-series thick film low ohm resistors are designed for current detection, especially in demanding environments. The special facedown construction makes lower resistance values with a low T.C.R. possible.
The low T.C.R of new UR73V-series and its wide operating temperature range of -55 °C to +155 °C make it ideal for applications such as automotive or high reliability DC-DC converters.
…
Passive Bauelemente, BECK Elektronik
KOA's Resistors: Linear Thin Film PTC
KOA’s SMD thin film thermosensitive resistors have a linear positive temperature coefficient and are perfect for temperature sensing, control and compensation.
The nickel based PTC thin film element on an alumina substrate ensures high stability over the entire temperature range.
Features:
- T.C.R.: from +150 to +4500 ppm (25 different T.C.R's) / K available
- Resistance values: 51 O to 51 kO
- …