Texas Instruments DRV8833 Dual H-Bridge Motor Drivers
Texas Instruments DRV8833 dual H-bridge motor drivers provide a dual bridge motor driver solution for toys, printers, and other mechatronic applications. The TI DRV8833 has two H-bridge drivers and can drive two DC brush motors, a bipolar stepper motor, solenoids, or other inductive loads. The out driver block of each H-bridge consists of N-channel power MOSFETs configured as an H-bridge to drive the motor windings. Each H-bridge includes circuitry to regulate or limit the winding current. TI DRV8833 dual H-bridge motor drivers are capable of driving up to 1.5A RMS (or DC) continuously at 25ºC with a VM supply of 5V. It can support peak currents of up to 2A per bridge. Current capability is reduced slightly at lower VM voltages.
Texas Instruments OPA1602 Soundplus™ Bipolar-Input Audio Op Amps
Texas Instruments OPA1602 Soundplus™ high-performance, bipolar-input audio operational amplifiers (op amps) achieve very low 2.5nV/√Hz noise density with an ultralow distortion of 0.00003% at 1kHz. TI OPA1602 op amps offer rail-to-rail output swing to within 600mV with 2kΩ load, which increases headroom and maximizes dynamic range. TI OPA1602 op amps also have a high output drive capability of ±30mA. These TI devices operate over a very wide supply range of ±2.25V to ±18V on only 2.6mA of supply current per channel. The OPA1602 is unity-gain stable and provides excellent dynamic behavior over a wide range of load conditions. These Soundplus audio op amps feature completely independent circuitry for lowest crosstalk and freedom from interactions between channels, even when overdriven or overloaded.
Texas Instruments OPA171 / OPA2171 / OPA4171 36V General-Purpose Op Amps
Texas Instruments OPA171, OPA2171, and OPA4171 36V, single-supply, low-noise operational amplifiers (op amps) have the ability to operate on supplies ranging from +2.7V (±1.35V) to +36V (±18V). TI OPA171, OPA2171, and OPA4171 op amps are available in micro-packages and offer low offset, drift, and bandwidth with low quiescent current. The single (OPA171), dual (OPA2171), and quad (OPA4171) versions all have identical specifications for maximum design flexibility. Input signals beyond the supply rails do not cause phase reversal. This TI op amp family is stable with capacitive loads up to 300pF. The input can operate 100mV below the negative rail and within 2V of the top rail during normal operation.
Texas Instruments OPA322 / OPA2322 / OPA4322 20MHz CMOS Op Amps
Texas Instruments OPA322 / OPA2322 / OPA4322 20MHz CMOS Operational Amplifiers (Op Amps) are single-, dual-, and quad-channel devices featuring low noise and rail-to-rail inputs/outputs optimized for low-power, single-supply applications. TI OPA2322 op amps are specified over a wide supply range of 1.8V to 5.5V. The low quiescent current of 1.5mA per channel makes these TI devices well-suited for power-sensitive applications. TI OPA322 / OPA2322 / OPA4322 op amps combine very low noise (8.5 nV/√Hz at 1 kHz), high gain-bandwidth (20 MHz), and fast slew rate (10 V/µs). These TI devices feature low THD+N, making them excellent for consumer audio applications, particularly single-supply systems.
Texas Instruments OPA835 / OPA836 Ultra Low-Power Op Amps
Texas Instruments OPA835 and OPA836 op amps are single ultra low-power, rail-to-rail output, negative rail input, voltage-feedback operational amplifiers designed to operate over a power supply of 2.5V to 5.5V. The TI OPA835 consumes only 250µA per channel and a unity gain bandwidth of 56MHz while the OPA836 consumes only 1mA per channel and a unity gain bandwidth of 205MHz. These TI op amps provide an industry-leading power-to-performance ratio for rail-to-rail amplifiers. The low power consumption and high frequency performance of OPA835 and OPA836 op amps provides performance versus power not attainable in comparable devices. That performance coupled with a power savings mode to reduce current to <1.5µA makes these TI devices an attractive solution for high frequency amplifiers in battery-powered applications.
Texas Instruments THS6226 Dual-Port VDSL2 Line Drivers
Texas Instruments THS6226 Gated-Class H, Dual-Port VDSL2 Line Drivers are current-feedback architecture, differential line drive amplifier devices ideal for xDSL systems. The TI THS6226 is targeted for use in very-high-bit-rate digital subscriber line 2 (VDSL2) line driver systems that enable native DTM signals while supporting greater than +20.5dBm line power (up to 8.5MHz) with good linearity, supporting the G.993.2 VDSL2 8b profile. TI THS6226 dual-port VDSL2 line drivers are also fast enough to support central-office transmission of +14.5dBm line power up to 30MHz. TI THS6226 line drivers are ideal for all VDSL2 profiles and are backwards compatible with ADSL/ADSL2+/ADSL2++ systems. The unique architecture of these TI devices allows quiescent current to be minimal while still achieving very high linearity.
Texas Instruments TAS5727 25W Digital Power Amplifiers
Texas Instruments TAS5727 25W digital audio power amplifiers are efficient devices for driving stereo bridge-tied speakers. The TI TAS5727 features speaker equalization (EQ) that improves audio performance. These TI digital audio power amplifiers also provide two band dynamic range compression (DRC) that can be used as a power limiter and enables speaker protection, easy listening, and night-mode listening. The TAS5727 also offers autodetect, which automatically detects sample-rate changes without need for external microprocessor intervention. These TI audio power amplifiers are ideal for use in LCD TV, LED TV, and soundbar applications.
Texas Instruments TPA6138A2 / TPA6139A2 DirectPath™ Headphone Drivers
Texas Instruments TPA6138A2 and TPA6139A2 DirectPath™ headphone drivers are designed for use in PDP / LCD TV applications as well as Blu-Ray™ and DVD players, mini / micro combo systems, and sound cards. The TI TPA6138A2 pop-free stereo headphone amplifier with adjustable gain is designed to allow the removal of the output dc-blocking capacitors for reduced component count and cost. The TPA6138A2 is capable of driving 25 mW into a 32-Ω load with 3.3-V supply voltage. The device has differential inputs and uses external gain-setting resistors that support a gain range of ±1 V/V to ±10 V/V. The TI TPA6139A2 pop-free headphone driver with programmable fixed gain does not require a power supply greater than 3.3V to generate 25mW and does not require a split rail power supply. The TI TPA6139A2 allows the designer to choose from 12 internal programmable gain settings to match the line driver with the Codec output level.
Texas Instruments OPA377 / OPA2377 / OPA4377 Op Amps
The Texas Instruments OPA377, OPA2377, and OPA4377 operational amplifiers (op amps) are single-, dual, and quad-channel wide-bandwidth CMOS amplifiers that provide very low noise, low input bias current, and low offset voltage while operating on a low quiescent current of 0.76mA. TI OPA377 / OPA2377 / OPA4377 op amps are optimized for low-voltage, single-supply applications. The exceptional combination of AC and DC performance make them ideal for a wide range of applications, including small signal conditioning, audio, and active filters. In addition, the TI OPA377, OPA2377, and OPA4377 have a wide supply range with excellent PSRR, making it attractive for applications that run directly from batteries without regulation.
Texas Instruments OPA2670 VSDL2 Line Driver with Power Control
Texas Instruments OPA2670 VSDL2 line driver with power control provides the high output current and low distortion required in emerging xDSL and Power Line Modem driver applications. Operating on a single +12V supply, the TI OPA2670 VSDL2 line driver consumes a low 30.5mA quiescent current to deliver a very high 700mA output current. This output current on the TI OPA2670 supports even the most demanding xDSL requirements with greater than 450mA minimum output current (+25°C minimum value) with low harmonic distortion. Differential driver applications deliver less than -71dBc distortion at the peak upstream power levels of full-rate ADSL. The high 320MHz bandwidth also supports the most demanding VDSL2 line driver requirements. Power control features are included to allow system power to be minimized.
Texas Instruments LM833 Dual High-Speed Audio Op Amp
The Texas Instruments LM833 is a dual high-speed operational amplifier (op amp) with high-performance specifications for use in quality audio and data-signal applications. The TI LM833 dual op amp operates over a wide range of single- and dual-supply voltage with low noise, high-gain bandwidth, and high slew rate. Additional features include low total harmonic distortion, excellent phase and gain margins, large output voltage swing with no deadband crossover distortions, and symmetrical sink/source performance. The dual amplifiers are utilized widely in circuit of audio optimized for all preamp and high level stages in PCM and HiFi systems. The TI LM833 is pin-for-pin compatible with industry-standard dual operation amplifiers' pin assignments. With addition of a preamplifier, the gain of the power stage can be greatly reduced to improve performance.
Texas Instruments LM324 Quadruple Operational Amplifier
The Texas Instruments LM324 quadruple operational amplifier (op amp) consists of four independent high-gain frequency-compensated operational amplifiers that are designed specifically to operate from a single supply over a wide range of voltages. Operation from split supplies also is possible with the TI LM324 op amp if the difference between the two supplies is 3 V to 32 V (3 V to 26 V for the LM2902), and VCC is at least 1.5 V more positive than the input common-mode voltage. The low supply-current drain is independent of the magnitude of the supply voltage. The TI LM324 op amp is designed for a variety of applications, including transducer amplifiers, DC amplification blocks, and all the conventional operational-amplifier circuits that now can be more easily implemented in single-supply-voltage systems.
Texas Instruments OPA140 / OPA2140 / OPA4140 JFET Operational Amplifiers
Texas Instruments OPA140 / OPA2140 / OPA4140 JFET operational amplifiers (op amps) are a series of low-power JFET input amplifiers that feature good drift and low input bias current. The rail-to-rail output swing and input range that includes V- allows designers to take advantage of the low-noise characteristics of JFET amplifiers while also interfacing to modern, single-supply, precision analog-to-digital converters (ADCs) and digital-to-analog converters (DACs). The TI OPA140 / OPA2140 / OPA4140 JFET op amps are ideal for use with a variety of applications, including battery-powered instruments, industrial controls, medical instrumentation, and more.