Diodes Incorporated is a leading global manufacturer and supplier of high-quality, application-specific, standard products within the broad discrete, logic and analog semiconductor markets. Diodes Incorporated primarily serves the computing, consumer, communications, industrial and automotive segments. Diodes’ diverse product portfolio includes parts for LCD/LED TVs and displays, desktop, notebook and tablet computing, smartphones and hand-held devices, set-top boxes, power supplies and USB protection as well as many other application areas. Diodes Incorporated offers a wide array of products including diodes, rectifiers, transistors, MOSFETs, gate drivers, protection devices, function-specific arrays, amplifiers and comparators, Hall-effect sensors and temperature sensors, power management devices including LED drivers, AC-DC converters and controllers, DC-DC switching regulators, linear voltage regulators, current monitors, and voltage reference and shunt regulators, along with special function devices including USB power switches, load switch devices, voltage supervisors and motor controllers.
Diodes Inc. DIODESTAR™ 600V rectifiers are high voltage devices characterized by >400V voltage handling, soft recovery, and ultra-fast switching. These DIODESTAR 600V rectifiers are rated at 6, 8, and 15 Amps forward current and are tailored for use as 600V diodes in the boost converter of Power Factor Correction (PFC) circuits.
Diodes Inc. AP7175 3A ultra low-dropout (LDO) Linear Regulator features an enable input and a power-good output, allowing users to configure power management solutions that can meet the sequencing requirements of FPGAs, DSPs, and other applications with different start-up and power-down requirements. AP7175 incorporates an internal Soft-Start function that reduces the in-rush current surge during start-up. The typical Soft-Start time is 0.6ms. AP7175 limits the maximum current to avoid damage to the load and AP7175 during overload conditions. AP7175 incorporates a current limit foldback function to reduce the output current to 1.1A when the FB voltage falls below 0.2V (typ.). This Diodes Inc. LDO is ideal for use in notebook, pc/motherboard, and wireless communication applications.
Diodes Inc. AP255xx Single-Channel Adjustable Power Switches are single channel precision adjustable current-limited switches optimized for applications that require up to 2.1A of continuous load current during heavy loads/short circuits. These Diodes Inc. devices offer a programmable current-limit threshold between 75mA and 2.35A via an external resistor. Current limit accuracy ±6% can be achieved at high current-limit settings. All offer reverse current, over-temperature, over-current, and short-circuit protection with fast response times as well as controlled output rise times and UVLO -- all of which improve system reliability. AP2552 / AP2553 limits output current during faults. AP2552A / AP2553A latches-off the output during faults.
Diodes Inc. AL8808 30V 1A Buck LED Driver is a step-down DC/DC converter designed to drive LEDs with a constant current. This Diodes Inc. device can drive up to 8 LEDs, depending on the forward voltage of the LEDs, in series from a voltage source of 6V to 30V. Series connection of the LEDs provides identical LED currents, which results in uniform brightness and eliminates the need for ballast resistors. AL8808 switches at a frequency up to 1MHz with controlled rise and fall times to reduce EMI. This allows the use of small size external components, minimizing the PCB area needed. Maximum output current of AL8808 is set via an external resistor connected between the VIN and SET input pins. Dimming is achieved by applying either an analog DC voltage or a PWM signal at the CTRL input pin. An input voltage of 0.4V or lower at CTRL switches off the output MOSFET, simplifying PWM dimming.
Diodes Inc. AH1806 / AH1808 High Sensitivity Micropower Omnipolar Hall Effect Switches provide a small and simple contactless switch solution for portable and battery powered applications. Based on two high sensitivity Hall Effect plates and chopper stabilized architecture, the AH1806 and AH1808 provide a reliable solution over the whole operating range. These high sensitivity Hall effect switches have been optimized to operate over the supply range of 2.5V to 3.6V and use a micropower sleep function to give an average supply current of only 8uA. AH1806 and AH1808 have open drain output for flexibility.
Diodes Inc.'s AL8807A Buck LED Driver is a step-down DC/DC converter designed to drive LEDs with a constant current. The device can drive up to 9 white high brightness LEDs in series from a voltage source of 6V to 36V. The AL8807A has an extended CTRL pin voltage range; increasing its analog dimming range to greater than 10:1. The improved analog dimming range makes it suitable for a variety of lighting applications requiring wide analog dimming ranges. The AL8807A switches at frequency up to 1MHz with controlled rise and fall times to reduce EMI. This allows the use of small size external components, hence minimizing the PCB area needed.
Diode Inc.'s AL5812 Adjustable Linear LED Driver drives LED chains up to 59V with a constant current up to 150mA. The AL5812's 60V capability enables it to drive long LED chains (up to 16 white LEDs) while operating from rails as low 3.5V. This allows the device to operate with 5V, 12VAC/DC, 24VAC/DC and 48VDC rails. The AL5812 operates with the minimal amount of external components – just a decoupling capacitor and a high value LED current setting resistor - which allows the use of small size and cost external components and results in a small solution footprint. The accuracy, temperature range and cost make it ideally suited to cost sensitive lighting applications.
Diodes Inc's ZXRE160 5-Terminal Adjustable Shunt Regulators offer excellent temperature stability and output handling capability. These devices offer an enhancement to the ZXRE060 part for use in a comparator mode applications. In shunt regulator mode, the ZXRE160 simplifies the design of isolated low voltage DC-DC regulators. With its low 0.6V FB pin, it can control the regulation of rails as low 0.6V. This makes the part ideal for state of the art microprocessor, DSP and PLD core voltage POL converters.
Diodes Inc. ZXRD060 Precision Shunt Regulator is a 10-terminal adjustable dual shunt regulator offering excellent temperature stability and output handling capability. The ZXRD060 Precision Shunt Regulator from Diodes Inc. has a low 0.6V FB pin that allows it to control the regulation of rails as low as 0.6V, making the ZXRD060 ideal for state-of-the-art microprocessor/DSP and PLD core voltage POL converters. The ZXRD060 features include space-saving low-profile 10 pin DFN2626P10 package, low reference voltage, operating temperature range of -40ºC to 125ºC, and 0.2V to 18V open-collector output.
Diodes Inc. SBR12U45LH 12A SBR® Super Barrier Rectifier uses SBR® patented technology that offers ultra low VF to reduce forward power loss and improve efficiency. The SBR12U45LH 12A SBR® Super Barrier Rectifier from Diodes Inc. is encapsulated in the new POWERDI®5SP package with a 0.75mm low height profile and 9mm protruding leads for easy soldering, making it ideal for use as a bypass diode in solar panels. The SBR12U45LH is selectively rated for 200ºC maximum junction temperature for high thermal reliability and excellent high temperature stability.
Diodes Inc. SBR3045CTB 30A SBR® Super Barrier Rectifier offers low forward voltage drop and excellent high temperature stability. The SBR3045CTB series from Diodes Inc. has the patented Super Barrier Rectifier technology and features soft, fast switching capability.
Diodes Inc. AP2401 and AP2411 Current-Limited Power Switches are single channel current-limited integrated high-side power switches optimized for Universal Serial Bus (USB) and other hot-swap applications. The AP2401 and AP2411 product families from Diodes Inc. comply with USB standards and are available with both polarities of Enable input. These devices have fast short-circuit response time for improved overall system robustness and integrated output discharge function to ensure completely controlled discharging of the output voltage capacitor.
Diodes Inc. AP2331 Current-Limited Load Switch is a single channel current-limited integrated high-side power switch optimized for hot-swap applications. The AP2331 Current-Limited Load Switch from Diodes Inc. has a fast short-circuit response time for improved overall system robustness and provides protection to applications with heavy capacitive loads and are at risk of short circuit. Features of the AP2331 include 0.4A accurate current limiting, input voltage range of 2.7V to 5.2V, ambient temperature range of -40ºC to 85ºC, and over-current and over-voltage protection.
Diodes Inc. AL5802 Sink Linear LED Driver series combines a high gain NPN transistor with a pre-biased NPN transistor to make a simple small footprint LED driver. The open-collector output of the AL5802 from Diodes Inc. can operate from 0.8V to 30V enabling it to operate from 5V to 24V power supplies without additional components. The AL5802 is available in a SOT26 package and is ideal for driving 20mA to 120mA LED currents.
Diodes Inc. AH5795 single-phase Hall Effect Latch Smart Fan Motor Controller is a single-chip solution for driving single-coil brushless direct current (BLDC) fans and motors. The integrated full-bridge driver output stage uses soft switching to minimize audible switching noise and electromagnetic interference (EMI) providing a low noise solution. In addition, the AH5795 series from Diodes Inc. provides Rotor Lock Protection which shuts down the output drive if rotor lock is detected and over-temperature shutdown for thermal protection for the device. The AH5795 is available in space-saving and low-profile TSOT23-6 and DFN2020C-6 packages.
Diodes Inc. AH1883 micropower Omnipolar Hall Effect Switch IC is based on two high sensitivity Hall Effect plates and a chopper stabilized architecture that allow it to provide a reliable solution over the whole operating range. The AH1883 series from Diodes Inc. has a design optimized to operate from 1.65V to 3.3V and consume 13uW typical with a supply of 1.8V in order to support portable and battery-powered equipment. The AH1883 series also includes a push-pull structure that eliminates the need for an external pull-up resistor and is packaged in small low-profile SOT553 and U-DFN2020-3 packages.
Diodes, Inc. AL8806 Buck LED Driver is a high efficiency, step-down DC/DC converter designed to drive LEDs with a constant current. From a voltage source of 6V to 36V, the AL8806 Buck LED Driver from Diodes, Inc. can drive up to 8 LEDs in series, depending on their forward voltages. The AL8806 switches at frequencies up to 1MHz, allowing the use of small size external components which minimizes the PCB area needed. Features of the AL8806 Drivers include LED driving current up to 1.5A, greater than 5% accuracy, and high efficiency up to 98%.
Diodes Inc.'s DMP1245UFCL 12V P-Channel Enhancement Mode MOSFET provides a high performance, low RDS(on) MOSFET in the thermally and space efficient X1-DFN1616-6 package. The DMP1245UFCL 12V P-Channel Enhancement Mode MOSFET's low RDS(on) insures conduction losses are kept to a minimum making these ideal for battery disconnect switches or a load switch for power management functions. Diodes Inc.'s DMP1245UFCL 12V P-Channel Enhancement Mode MOSFET, with a typical off board profile of only 0.5mm, makes it ideally suited for thin applications where space is at a premium.
Diodes Inc. Adjustable Precision Shunt Regulators are three terminal adjustable shunt regulators offering excellent temperature stability and output current handling capability up to 100mA. The output voltage may be set to any chosen voltage between 2.5 and 36 volts by selection of two external divider resistors. Diodes Inc. Adjustable Precision Shunt Regulators can be used as a replacement for zener diodes in many applications requiring an improvement in zener performance.
Diodes Inc. 30V & Asymmetric Dual N-Channel Enhancement Mode MOSFETs are designed to minimize on-state resistance (RDS(on)) and conduction loss, and yet maintain superior switching performance. Diodes Inc. 30V & Asymmetric Dual N-Channel Enhancement Mode MOSFETs are ideal for high efficiency power management applications such as load switches, portable applications, and power management functions. The DMN3730UFB/4 30V N-Channel MOSFETs feature a 0.6mm2 package footprint--10 times smaller than the SOT23--and low VGS(th), which allows them to be driven directly from a battery. The DMS301xSSD Asymmetric Dual N-Channel MOSFETs utilize a unique patented process to monolithically integrate a MOSFET and a Schottky in a single die to deliver low VSD, which reduces losses due to body diode construction; low Qrr, which reduces body diode switching losses; and a low gate capacitance (Qg/Qgs) ratio, which reduces risk of shoot-through or cross conduction currents at high frequencies. All of these MOSFETs are considered to be "Green" devices, according to Diodes Inc.'s "Green" policy.
Diodes Inc. 0.5W Surface Mount Precision Zener Diodes feature 500mW power dissipation on FR-4 PCB and a very tight tolerance on VZ. Diodes Inc. 0.5W Surface Mount Precision Zener Diodes are ideally suited for automated assembly processes and are considered to be "Green" devices, according to Diodes Inc.'s "Green" policy. These diodes are qualified to AEC-Q101 standards for high reliability and are lead, halogen, and antimony free, and RoHS compliant.
Diodes Inc. 3-Pin Microprocessor Reset Circuits are used to monitor the power supplies in μP and digital systems, and provide excellent circuit reliability and low cost by eliminating external components and adjustments when used with +5V, +3.3V, +3.0V powered circuits. Diodes Inc. 3-Pin Microprocessor Reset Circuits perform a single function--to assert a reset signal on power up, and whenever the VCC supply voltage declines below a preset threshold, to keep it asserted for a fixed period of time after VCC has risen above the reset threshold. The reset comparator is designed to ignore fast transients on VCC, and the outputs are guaranteed to be in the correct logic state for VCC down to 1V. Low supply current makes these circuits ideal for use in portable equipment.
Diodes Inc. High Efficiency 1x/2x Charge Pumps are low noise, constant frequency charge pump DC/DC converters that each use a Dual mode load switch (1x), and (2x) conversion for white LED applications. The AL3158 is capable of driving three groups of three LED channels, and the AL3159 is capable of driving nine LED channels, at 20mA from a 2.7V to 5.5V input. The current sinks may be operated using three simple PWM dimming inputs individually or in parallel for driving higher-current LEDs. Low external part counts (one 1μF flying capacitor and two 2.2μF capacitors at VIN and VOUT) make this part ideally suited for small, battery-powered applications. Diodes Inc. High Efficiency 1x/2x Charge Pumps are used to enable, disable, and dim the LED channels with fixed default current settings at 20mA or other factory programming options available.
Diodes Inc. AL9910 and AL9910A high voltage LED drivers provide an efficient solution for offline high brightness LED lamps from rectified line voltages ranging from 85VAC up to 277VAC. The Diodes Inc. AL9910 and AL9910A drive external MOSFETs at switching frequencies up to 300kHz, with the switching frequency determined by a single resistor. These LED drivers feature greater than 90% efficiency and are able to withstand input voltages up to 500V. The Diodes Inc. AL9910 and AL9910A are designed for use in LED offline lamps, high voltage DC-DC LED drivers, signage/decorative LED lighting, and more.
Diodes Inc. DMS3014SSS and DMS3016SSS DIOFET™ devices integrate a power MOSFET and anti-parallel Schottky diode into a single die. The Diodes Inc. DMS3014SSS and DMS3016SSS improve the efficiency and lower the operating temperature of fast switching PoL converters in high volume computing, telecom, and industrial applications. Diodes Inc. DIOFET devices minimize the conduction losses traditionally associated with low side MOSFETs. At the same time, the forward voltage of the DIOFETs' integrated Schottky diode is 25% lower than comparable MOSFET/Schottky solutions and 48% lower than that of the intrinsic body diode of a typical MOSFET.
Diodes Inc. DIODESTAR™ 600V rectifiers are high voltage devices characterized by >400V voltage handling, soft recovery, and ultra-fast switching. These DIODESTAR 600V rectifiers are rated at 6, 8, and 15 Amps forward current and are tailored for use as 600V diodes in the boost converter of Power Factor Correction (PFC) circuits. Diodes Inc. DIODESTAR high efficiency rectifiers enable designers to comply with the stringent demands of the 80PLUS Energy Star requirements. These Diodes Inc. devices provide low EMI and high thermal stability.
Diodes Inc. SBR1U400P1 400V Super Barrier Rectifiers (SBRs) are the first lowest loss 400V rectifiers on the market. The Diodes Inc. SBR1U400P1 SBR provides 20 to 25% lower forward voltage (VF) loss compared to existing technologies like ultra-fast and standard rectifiers. SBR1U400P1 400V Super Barrier Rectifiers are packaged in in a high performance PowerDI® 123 package for the best thermal heat dissipation along with a low height profile for space-constraint applications. The high thermal performance of the package combined with ultra-low VF translates to a significant amount of power savings and reliability for critical high efficiency applications such as LED lighting.
Diodes Inc. DMN2028USS n-channel enhancement mode MOSFETs are designed to minimize the on-state resistance while maintaining superior switching performance, making it ideal for high efficiency power management applications. Diodes Inc. DMN2028USS MOSFETs are ideal for battery charging and other power management functions. These Diodes Inc. n-channel enhancement mode MOSFETs also provide low input/output leakage.
Diodes Inc. DSS3010L surface mount transistors are ideal for medium power amplification and switching. Diodes Inc. DSS3010L surface mount transistors feature ultra-low collector-emitter saturation voltage. The DSS3010DL NPN transistor comes in a compact SOT-23 case.