Circuits

Voltage Regulator System IC suits automotive applications.

Integrated intelligent system power IC, EM6152, incorporates multi-mode windowed watchdog timer, reset logic, and 5 V LDO automotive voltage regulator. Supporting operation up to 40 V, it comes in 8-pin SO8 package with regulator current output up to 100 mA or PSOP-16 power package rated to 400 mA. IC operates over -40 to +125Â-

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Analog Switch ICs feature low quiescent current of 10 -µA .

Suited for applications that require high voltage switching controlled by low voltage signals, 16-channel Models HV2601 and HV2701 feature 22 Ω switch resistance, serial shift register control, and up to 200 V operating voltage. Model HV2701 also includes integrated bleed resistors that minimize noise and capacitive coupling. Available in 48-lead TQFP packages, RoHS-compliant ICs are suited for...

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Regulated Charge Pump has adjustable voltage output.

Manufactured in lead-free SO-8 package, NIS6201 provides regulated output voltage that can be referenced or added to any bus voltage, allowing unit to float bias or supply voltage on top of any bus voltage. It supplies 20 mA and 8-15 V and contains internal linear regulator and charge pump. High-voltage components are external to pump and can be sized accordingly, allowing thermally protected...

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Rotary Control is suited for portable applications.

Rotary Control is suited for portable applications.

QWheel(TM) QT511 TSSOP chip allows button to be placed in center of scroll wheel without triggering false wheel detects. Electrode consists of resistive ring element placed behind plastic panel with 3 capacitive QT sensing channels. Signals are processed to 7 bits of absolute position, and result is output on SPI serial interface. Self-calibrating unit uses spread-spectrum signal acquisition and...

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GPS Baseband IC utilizes software libraries.

GPS Baseband IC utilizes software libraries.

Optimizing performance of STA2051 32-bit SoC GPS baseband controller in urban regions or areas of dense foliage, Software Libraries offer STrack1 high-sensitivity feature, which allows tracking in poor satellite visibility and provides acquisition sensitivity when re-entering areas of good satellite visibility. Libraries also provide Dead Reckoning, which uses vehicle-based sensors to carry out...

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Switching Regulator ICs offer 4 levels of protection.

Manufactured in DIP-8 package, STR-A6251/51M/52 series is comprised of off-line PWM topology SMPS primary switchers with jittering function for reduction of EMI noise-filtering circuits. They offer frequency jittering for SMPS up to 20 W universal input, and external adjustment capability enables optimal jitter-frequency setting. Along with primary controlled CV/CC operation, auto-standby, and...

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Digital IC adds touch control to products.

Digital IC adds touch control to products.

Capable of 6 channels of proximity or touch sensing, QT160 IC can be used to create capacitive, glass touch keys through insulating materials up to 4 in. thick. Self-contained QTouch chip is available with toggle mode, which permits on/off touch control. For electrically adjacent keys, AKS feature suppresses touch response from weaker responding keys so only dominant key is detected. With Sync...

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Touch Sensor ICs add touch control to almost any product.

Touch Sensor ICs add touch control to almost any product.

Designed for charge-transfer capacitive touch-sensing switch applications, QT110 series creates touch-sense fields through dielectric surfaces such as plastic or glass up to 4 in. thick. QTouch sensor ICs can also turn small objects into sensors and work through gloved hands. Along with lifetime auto-calibration and drift compensation, series features current consumption down to 10 Â-µA and...

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Energy Measurement ICs meet IEC62053 specifications.

When paired with PIC microcontroller, stand-alone MCP3905 and MCP3906 analog front ends provide complete solution for single-phase energy measurement. Each IC integrates two 16-bit delta-sigma ADCs, internal voltage reference, and all digital circuitry needed to calculate average and instantaneous real power from voltage and current channels. MCP3905 features programmable gain amplifier with max...

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