Allegro MicroSystems, Inc.

Single LNB Regulator serves satellite receiver applications.
Controls & Controllers

Single LNB Regulator serves satellite receiver applications.

Supplied in 3 x 3 mm QFN package (suffix ES) with exposed pad for thermal dissipation, A8304SESTR-T monolithic linear and switching voltage regulator provides power and interface signals to LNB (Low Noise Block) down converter via coaxial cable. Boost switch and compensation circuitry, integrated within device, reduce external component requirements, while 704 kHz switching frequency and...

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Construction Equipment and Supplies

MOSFET Gate Driver ICs provide high-voltage motor control.

Designed for hybrid, electric vehicle, and 48 V automotive battery systems, Series A4900 provides 6 gate drives capable of driving wide range of N-channel IGBT or power MOSFET switches. Gate drives are configured as 3 high-voltage, high-side units and 3 low-side models. Isolated up to 600 V, high-side drives operate with high bridge supply voltages. Internal monitors ensure that gate-source...

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Electrical Equipment & Systems

POL Converter Modules suit 5 or 12 V intermediate system bus.

Designed with industry standard exterior shape and footprint, BR200 Series is compatible with ceramic capacitors. Modules feature input voltage of 7–14 Vdc, output voltage of 0.75–1.65 V, and output current from 0–10 A. Housed in 10-lead PCB package, RoHS-compliant converters operate from -40 to 85°C and are targeted at telecommunication server market with end applications to...

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Construction Equipment and Supplies

LED Automotive Driver offers independently controlled channels.

Integrating current-mode boost converter with internal power switch and 10 IÂ-²C programmable current sinks, Model A8517 provides 5,000:1 contrast ratio PWM dimming at 200 Hz. IC operates from 4.5–36 V, and can withstand up to 40 V load-dump conditions encountered in automotive systems. I²C interface allows user to set LED currents individually, up to 60 mA per LED channel. Housed...

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Controls & Controllers

Synchronous Buck Regulator features 2.4 MHz capability.

Integrating high-side, P-channel MOSFET and low-side, N-channel MOSFET, Model A8650 regulates input voltages from 2.5–5.5 V, down to output voltages as low as 0.8 V, and is able to supply at least 2 A of load current. AEC-Q100 qualified unit incorporates current-mode control to provide compensation, loop stability, and fast transient response. Available in 10-pin eMSOP package, adjustable...

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Electrical Equipment & Systems

Programmable Linear Hall ICs suit automotive applications.

Model A1388LLHLX-2-T linear ICs feature magnetic input sensitivity of 2.5 mV/G, and A1389LLHLX-9-T units have 9 mV/G sensitivity, both with refresh rate of 20 KHz. Featuring -9 mV/G sensitivity, A1389LLHLX-RP9-T ICs provide output noise of 15 mV (p-p) at their programmed sensitivity level. All three ICs are available in SOT-23W SMT package and are suited for automotive andÂ- industrial...

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Construction Equipment and Supplies

MOSFET Controller IC suits applications with >10 A load.

Designed for PWM current control of 3-phase brushless DC motors, Model A4915 is capable of high current gate drive forÂ- N-channel power MOSFETs. Internal charge pump ensures gate drive down to 7 V supply and provides limited gate drive down to 5 V, while bootstrap capacitor generates supply voltage greater than source voltage of high side MOSFET. Offered in 28-pin TSSOP or 28-contact 5 x 5...

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Buck Regulator provides ±1.0% output voltage accuracy.
Controls & Controllers

Buck Regulator provides ±1.0% output voltage accuracy.

Designed to meet power supply requirements of car audio and infotainment systems, Model A8580 features input voltage of 4–40 V, switching frequency of 250 kHz to 2.4 MHz, and output current up to 2.5 A. AEC Q100-qualified device can employ pulse frequency modulationÂ- for very low input current while supplying keep-alive voltage. Housed in 16-pin TSSOP package with exposed pad for thermal...

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Automotive Grade Linear ICs target 3.3 V supply rail applications.
Electrical Equipment & Systems

Automotive Grade Linear ICs target 3.3 V supply rail applications.

Offered in LH (SOT-23W) SMT package, A1318 and A1319 are factory one-time programmable (OTP-ROM) linear ICs that can supportÂ- respective magnetic input sensitivity ranges of 1.32–2.64 mV/G and 2.64–5.94 mV/G. Initial releases are factory programmed to specific magnetic input sensitivity levels: A1318LLHLX-1-T (1.35 mV/G), A1318LLHLX-2-T (2.5 mV/G); and A1319LLHLX-5-T...

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Motor Driver IC supports battery operated applications.
Controls & Controllers

Motor Driver IC supports battery operated applications.

Housed in 2 x 2 mm, 8-lead DFN package with exposed thermal pad, A3910EEETR-T Dual Half Bridge Motor Driver IC is designed for unidirectional drive of two DC motors. Device offers outputs up to 500 mA, as well as thermal shut-down and sleep functionality. Direct control of high and low side drivers is implemented toÂ- allow either high side or low side PWM. Using MOS switch results in...

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