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3W current sense chip is now AEC-Q200 qualified
Stackpole Electronics has announced that its CSSH2512 3W current sense chip has now been qualified to AEC-Q200. The CSSH2512 offers resistance values from 0.5 up to 10mΩ in tolerances as tight as 0.5% and TCR as low as 25ppm.
Resistors offer lower PCB temperatures
Stackpole's BR series is a radial leaded thru hole current sense resistor series offering power ratings up to 5W. The BR series elevates the resistive element off of the board for maximum cooling into the ambient air and minimising the amount of heat that must be dealt with at the board level.
Resistors are AEC-Q200 qualified for 1% tolerances
Stackpole's RPC Series of anti-surge chip resistors is now AEC-Q200 qualified for 1% tolerances and wider. Along with providing top notch pulse handling, the AEC qualification provides additional assurance to designers that the RPC Series is able to pass the stringent electrical and environmental requirements set forth by the AEC standard.
SMD shunts sizes add 0.2mΩ resistance value
The HCS series from Stackpole now includes an 0.2mΩ resistance value in the 3920 and 5930 chip sizes. This extremely low resistance value allows higher power current sensing with greater efficiency. In addition, the all-metal raised element means lower PCB temperatures due to increased convection under the part. The HCS typically runs 15 to 30°C cooler than comparable sized flat chips.
Precision chip resistors are sulfur & moisture resistant
Resistant to the effects of both sulfur and moisture, a series of thin film precision chip resistors have been unveiled by Stackpole Electronics. While thin film nichrome resistors typically have difficulty withstanding high humidity environments under low power, Stackpole's proprietary materials and processing protects the nichrome element and performs as well under high humidity testing as much more expensive technologies such as tantalum nitri...
Shunt chip resistors offer resistance down to 0.3mΩ
Stackpole has expanded its HCS series high current shunt chip resistors to include a 1206 size part rated at 2W. The HCS series combines an elevated resistive element to lower the induced heat on the PCB with low resistance values down to 0.3mΩ to achieve this outstanding performance.
Thin film chip resistors offer 0.01% tolerances
The popular RNCF series from Stackpole is a thin film chip resistor series capable of outstanding precision. From sizes 0402 up to 2512 the RNCF offers 0.01% tolerances for a wide range of resistance values. The RNCF also offers TCR down to 5ppm for a significant value range for the same sizes.
Current sense resistors now offered in higher power versions
Based on foil on ceramic carrier technology, the CSRF series from Stackpole offers very low resistance values and low TCR in small chip sizes. Utilising proprietary materials and manufacturing processes, Stackpole now offers a higher power rating version. Both with TCR from 75 to 200 ppm and resistance values down to 5mΩ, the CSRF0402-HP has a power rating of 0.25W and the CSRF0603-HP has a power rating of 0.5W.
Current sense chip resistors available in 0805 & 0603 sizes
Stackpole has expanded its CSS series of current sense chip resistors to include a 0.33W rated 0603 size and a 0.5W rated 0805 size. Both offer resistance values of 5, 10, and 15mΩ in 1% tolerances and 50ppm TCR.
Anti-surge resistors utilise high voltage power film
Utilising high voltage power film to achieve high working voltages and high overload voltages, the ASR/ASRM series of anti-surge resistors has been released by Stackpole. The devices withstand repeated high voltage pulses of up to 10KV every 5 seconds with very little resistance shift.