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LP2985-33DBVR

Texas Instruments

Linear Regulator ICs

Description:

150mA Low-Noise Low-Dropout Regulator With Shutdown 5-SOT-23 -40 to 125

Composite Price $0.2970
  • (32.93% less than high price)
  • Est. Price At 1000 Units:   $0.2557
  • Est. Price At 1 Unit:   $0.4428
  • View All Prices
Total Stock 12842

Part Details Export to CSV

  • Manufacturer Part Number LP2985-33DBVR
  • Description 150mA Low-Noise Low-Dropout Regulator With Shutdown 5-SOT-23 -40 to 125
  • FFF Equivalent
  • Functional Equivalent
  • Manufacturer Texas Instruments
  • Stock 12842
  • Composite Price $0.2970
  • Risk Rank 0.6
  • Brand Name private
  • Rohs Code private
  • Part Life Cycle Code private
  • Part Package Code private
  • Package Description private
  • Pin Count private
  • Feature private
  • Distributor private
  • Adjustability private
  • Dropout Voltage1-Max private V
  • Dropout Voltage1-Nom private V
  • Input Voltage Absolute-Max private V
  • Input Voltage-Max private V
  • Input Voltage-Min private V
  • JESD-30 Code private
  • JESD-609 Code private
  • Length private mm
  • Line Regulation-Max private %
  • Moisture Sensitivity Level private
  • Number of Functions private
  • Number of Outputs private
  • Number of Terminals private
  • Operating Temperature TJ-Max private °C
  • Operating Temperature TJ-Min private °C
  • Output Current1-Max private A
  • Output Voltage1-Max private V
  • Output Voltage1-Min private V
  • Output Voltage1-Nom private V
  • Package Body Material private
  • Package Code private
  • Package Equivalence Code private
  • Package Shape private
  • Package Style private
  • Packing Method private
  • Peak Reflow Temperature (Cel) private
  • Qualification Status private
  • Regulator Type private
  • Seated Height-Max private mm
  • Subcategory private
  • Surface Mount private
  • Technology private
  • Terminal Finish private
  • Terminal Form private
  • Terminal Pitch private mm
  • Terminal Position private
  • Time@Peak Reflow Temperature-Max (s) private
  • Voltage Tolerance-Max private %
  • Width private mm

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Datasheets & Reference Design

  • TIDA-00076 Adjacent Channel Power Ratio (ACPR) and Error Vector Magnitude (%EVM) Measurements | TI.com

    TIDA-00076: This reference design discusses the use of the TSW3085EVM with the TSW3100 pattern generator to test adjacent channel power ratio (ACPR) and error vector magnitude (EVM) measurements of LTE baseband signals. By using the TSW3100 LTE GUI, patterns are loaded into the TSW3085EVM which is comprised of the DAC3482, TRF3705, and LMK04806.

  • TIDA-00538 1S 5A Fast Charger with MaxCharge™ Technology for High Input Voltage and Adjustable USB OTG Boost | TI.com

    TIDA-00538: The bq25892 is a highly-integrated switch-mode battery charge management and system power path management device for single cell Li-Ion and Li-polymer battery in a wide range of smartphone and other portable devices with USB or high voltage adaptors. Its low impedance power path optimizes switch-mode operation efficiency, reduces battery charging time and extends battery life during discharging phase. The I2C serial interface with charging and system settings makes the device a truly flexible solution.

  • Refrigerator Damper and Fan Motor Control Solutions

    TIDA-00297: Refrigerators often use a damper to control airflow and a fan to provide circulation. While discrete solutions have been used for years, this TI Design uses integrated motor drivers that provide easy control, high performance, and full protection. The DRV8848 drives the stepper motor damper, and the DRV10983 drives the BLDC fan with quiet 180° commutation. The BLDC even has closed-loop speed control, using an MSP430G2553 and the DRV8812 for a PWM-based power supply. The whole solution uses a single-layer PCB. BLDC and stepper control example code is provided in the MCU firmware. Protection from over-current, over-temperature, and under-voltage are all integrated in the DRV devices.

  • TIDA-00078 Direct Down-Conversion System with I/Q Correction | TI.com

    TIDA-00078: The I/Q Correction block implemented in the Field Programmable Gate Array (FPGA) of the TSW6011EVM helps users to adopt a direct down conversion receiver architecture in a wireless system. The I/Q correction block consists of a single-tap blind algorithm, which corrects the frequency-independent I/Q imbalance in a complex zero-IF receiver system. Along with the I/Q correction block, the FPGA includes a digital gain block, a digital power-measurement block, x2 of interpolation block, an I/Q offset correction block, and a quadrature mixing block.

  • TIDA-00589 I2C Controlled Single Cell 5A Fast Charger with MaxCharge and 3.1A Boost Operation for Power Bank | TI.com

    TIDA-00589: TIDA-00589 demonstrates the fully-integrated single-cell 5A charger bq25895 with 3.1A synchronous boost operation. bq25895 is a single-chip 1S power bank solution supporting high voltage adaptor to achieve up to 5A fast charging. The high efficiency of the synchronous boost maximizes the power bank operation time. bq25895 is pin-to-pin compatible to the bq24195 and bq24195L power bank chargers.

  • TIDM-TM4C123STEPPERMOTOR Driving a Stepper Motor Reference Design with High Performance MCU | TI.com

    TIDM-TM4C123STEPPERMOTOR: An system example to show how to drive a stepper motor in full step and halfstep modes using a TM4C123 MCU and DRV8833 stepper motor driver.

  • PMP5549 14V-35V Input, 12V/7A5, 5V/100mA, Active Clamp | TI.com

    PMP5549: This Active clamp Forward supplies two outputs, 12V @ 7.5A and 5V @ 100mA, with a LDO, starting from a 14V…35V input source, reaching 94% efficiency with sync. Rectification.

  • PMP10878 90 - 134VAc input with isolated Flyback, dual output USB chargers, and LDO Reference Design | TI.com

    PMP10878: The PMP10878 is an isolated dual port USB charger powered from an AC source. This design allows for up to 36W of power delivery through both USB chargers and the secondary side of a flyback.

  • TIDA-00206 LED Display Driver with Serial Interface Reference Design | TI.com

    TIDA-00206: This reference design drives 8 seven-segment digits with brightness control, using a low-cost MSP430 and two DRV8860 octal low-side drivers. The display module gain benefits from DRV8860 on wide supply range, high current capability, PWM brightness control, serial daisy chain connection and expandable outputs for hundreds of LEDs. A complete solution and six demo display patterns are provide with the on-board MCU program along with the integrated protection from short-circuit, under voltage, and over-temperature.

  • TIDA-00115 Low Voltage Brushed Motor System | TI.com

    TIDA-00115: This brushed motor system implements an MSP430 microcontroller, a DRV8837 brushed DC motor driver, and a 12V brushed motor. It is suitable for applications requiring up to 10300 RPM under no load condition. The system is 19 x 33 mm, excluding the motor, making it ideal for applications that require a small footprint. Motor power supply voltage support is 1.8V to 11V, and max current is 1.8A. Several configuration options allow for easy control over the speed of the motor's rotation, changing the direction of rotation, and sending the system into a low power state when not in operation to reduce power consumption. The motor drive stage has integrated protection from short-circuit, shoot-through, under-voltage, and over-temperature.

  • TIDM-TM4C123IOTSTEPPERMOTOR Microstepping Stepper Motor Control With MCU and Wi-Fi for IoT Reference Design | TI.com

    TIDM-TM4C123IOTSTEPPERMOTOR: A system example to show how to control a stepper motor via Wi-Fi connectivity. The TM4C123x MCU is integrated with the DRV8833 stepper motor driver to drive the stepper motor in full step, half step and microstep (up to 256) modes. The SimpleLink™ Wi-Fi CC3100 network processor is also integrated into the system to demonstrate the capability of remotely controlling MCU/stepper motor operation via the Internet.

  • PMP10878 90 - 134VAc input with isolated Flyback, dual output USB chargers, and LDO Reference Design | TI.com

    PMP10878: The PMP10878 is an isolated dual port USB charger powered from an AC source. This design allows for up to 36W of power delivery through both USB chargers and the secondary side of a flyback.

  • TIDA-00379 110-VAC to 5-VDC @ 30-mA Non-Isolated Power Supply Reference Design | TI.com

    TIDA-00379: The 110-VAC to 5-VDC @ 30-mA Non-Isolated Power Supply TI Design uses a low-power, low-cost, off-line buck converter and a low-noise, low-dropout voltage regulator to generate a non-isolated 5V/30mA output directly from a 110-VAC line input with under 10-mV outpur ripple across no-load and full-load conditions. Off-line converters are powered directly from the AC line by using a rectifier and capacitive filter, and do not require a large 60-Hz transformer, thereby eliminating the heaviest and costliest component of a typical transformer-based power supply. The entire TI design is implemented on a single-sided, double-layer board size of just 63.2 x 38.1 mm with a build-of-materials (BOM) count of 20 devices.

  • TIDA-00297 Refrigerator Damper and Fan Motor Control Solutions | TI.com

    TIDA-00297: Refrigerators often use a damper to control airflow and a fan to provide circulation. While discrete solutions have been used for years, this TI Design uses integrated motor drivers that provide easy control, high performance, and full protection. The DRV8848 drives the stepper motor damper, and the DRV10983 drives the BLDC fan with quiet 180° commutation. The BLDC even has closed-loop speed control, using an MSP430G2553 and the DRV8812 for a PWM-based power supply. The whole solution uses a single-layer PCB. BLDC and stepper control example code is provided in the MCU firmware. Protection from over-current, over-temperature, and under-voltage are all integrated in the DRV devices.

  • Contactless AC-Current Sensing Using a Hall Effect Sensor

    TIDA-00218: This TI Design uses Texas Instruments' Hall sensing technology to provide a solution for knowing how much AC current is flowing through a wire without any physical intervention. TIDA-00218 implements a flux concentrator to concentrate the flux around the AC current-carrying wire, rather than letting it escape in air, and then directing that flux to a hall sensor.

  • LED Display Driver with Serial Interface Reference Design

    TIDA-00206: This reference design drives 8 seven-segment digits with brightness control, using a low-cost MSP430 and two DRV8860 octal low-side drivers. The display module gain benefits from DRV8860 on wide supply range, high current capability, PWM brightness control, serial daisy chain connection and expandable outputs for hundreds of LEDs. A complete solution and six demo display patterns are provide with the on-board MCU program along with the integrated protection from short-circuit, under voltage, and over-temperature.

  • TIDA-00218 Contactless AC-Current Sensing Using a Hall Effect Sensor | TI.com

    TIDA-00218: This TI Design uses Texas Instruments' Hall sensing technology to provide a solution for knowing how much AC current is flowing through a wire without any physical intervention. TIDA-00218 implements a flux concentrator to concentrate the flux around the AC current-carrying wire, rather than letting it escape in air, and then directing that flux to a hall sensor.

  • TIDA-01353 Electronically Commutated Motor Reference Design for HVAC Blowers with Low BOM Cost | TI.com

    TIDA-01353: The TIDA-01353 reference design is a discrete MOSFET based three-phase ECM control module for driving brushless (BLDC) motors rated up to 375W in HVAC blower applications using a sensorless trapezoidal control method. The cycle-by-cycle overcurrent protection feature protects the power stage from over currents and the board can work up to an ambient temperature of 85°C. This design also incorporates opto-isolation for 5 preset blower speed terminals available to the user, and is a direct replacement reference design for permanent split capacitor (PSC) motors.

  • TIDA-00074 Wideband RF-to-Digital Complex Receiver-Feedback Signal Chain | TI.com

    TIDA-00074: This is a wideband complex-receiver reference design and evaluation platform that is ideally suited for use as a feedback receiver for transmitter digital predistortion. The EVM signal chain is ideal for high intermediate-frequency (IF) complex-feedback applications and contains a complex demodulator, TI’s LMH6521 dual-channel DVGA and ADS5402 12-bit 800-MSPS dual-channel ADC. By modifying the onboard filter components, the signal chain is configurable for a variety of frequency plans. The EVM also includes TI’s LMK04808 dual-PLL clock jitter cleaner and generator to provide an onboard low-noise clocking solution. The LMH6521 DVGA gain is controlled through the GUI or alternatively through the high speed connector with an FPGA.

  • PMP9622 350W Constant Voltage - Constant Current (CVCC) Phase-Shifted Full Bridge reference design | TI.com

    PMP9622: This reference design uses the UCC3895 Phase-Shifted Full Bridge controller to implement a high efficiency, 120VAC input to 44Vdc up to 8A output. The power supply is set up to be constant voltage-constant current. The voltage and current are set by fixed resistor values and could be set by micro-processor in the actual product. The design is biased by a low-cost BJT Flyback using the UCC28720 PWM controller.

  • TIDA-00068 Basestation Transceiver with DPD Feedback Path | TI.com

    TIDA-00068: The design is for a small cell base station development platform. It provides two real receive paths, two complex transmit paths, and a shared real feedback path. This design has macro basestation performance, but with small cell base station footprint. The current design handles up to 20MHz of bandwidth.

  • TIDA-00558 672W Highly Integrated Reference Design for Automotive Bidirectional 48V-12V Converter | TI.com

    TIDA-00558: Today's automotive power consumtion is 3KW, which will increase to 10KW in next 5 years and 12V batttary is unable to provide that much power. 48-12V bi-directional convertor provides high power requirement solution with two phases each capable of running 28A. This solution allows bidirectional current control of both phases using a C2000 control stick and firmware OCP & OVP. The 48-12V bi-directional converter removes the voltage conditioner need and distributes loads more evenly. The 48V battary is used to power high torque motors and other high power components such as A/C compressors and EPS, while no change to 12V battery loads.

  • TIDA-00092 Optimizing LMH6554 to Drive High Speed ADCs | TI.com

    TIDA-00092: This reference design shows the ability of the high-speed amplifier, LMH6554, to perform single-ended to differential conversion to drive high-speed analog-to-digital converters (ADCs) while maintaining excellent noise and distortion performance. Performance versus input frequency is shown for both AC and DC coupled applications while interfaced to the ADS4449 quad, 250-MSPS, 14-bit ADC. Various options for common-mode voltages, power supplies, and interfaces are discussed and measured to meet the requirements of a variety of applications. Anti-aliasing filter examples are shown along with the performance improvements that they provide.

  • CC256XEM-RD CC256x Bluetooth® Reference Design | TI.com

    CC256XEM-RD: This CC256x Bluetooth® evaluation module reference design is an RF reference design with antenna which can be easily connected to many Microcontroller Units (MCUs), such as TI's MSP430 or Tiva C series MCUs. The reference design can be copied into your board, allowing for a cost-effective design with reduced time to market. This Bluetooth design is supported by an orderable evaluation module, royalty free software and documentation, test and certification tips, and community support resources. Visit our wiki for more information.

  • TIDM-TM4C129XGATEWAY Secure IoT Gateway Reference Design for Bluetooth® Low Energy, Wi-Fi® and Sub-1 GHz Nodes | TI.com

    TIDM-TM4C129XGATEWAY: A system example demonstrating how to build a secure cloud-connected IoT gateway allowing access and control of the multiple wireless nodes. The reference design utilizes the TM4C12x, TM4C123x, TRF7970A and RF430CL330H, as well as the SimpleLink™ Wi-Fi® CC3100, Bluetooth® low energy CC2650 and Sub-1GHz CC1310 wireless microcontrollers (MCUs) development hardware and software suite for ease of development and quick time to market.

  • TIDA-00764 8-ch Isolated High Voltage Analog Input Module Reference Design | TI.com

    TIDA-00764: The TIDA-00764 reference design is a high voltage analog input module with eight channels. Each channel can be used for both, voltage and current measurement. The TI Design uses the 16-bit analog-to-digital converter (ADC) ADS8681 that can handle input voltage of up to ±12.288V. This make any preprocessing of standard input voltages in the industrial space unnecessary. In addition, four channels of the design are able to handle common-mode (CM) voltages of up to ±160V. Therefore, the user does not need to worry about ground loops or compensation currents flowing between the connected inputs.

  • TIDA-00641 Dual High Resolution Micro-stepping Driver Reference Design | TI.com

    TIDA-00641: This reference design achieves a dual channel high resolution micro-stepping driver module using PWM current regulation method. Selectable micro-stepping level and current level is provided with the on-board switches. The PWM regulation scheme gives smooth phase current and ultra-low acoustic operation noise. Protections such as over current, over temperature, and short outputs are all provided along with the DRV8848 device.

  • Low Voltage Brushed Motor System

    TIDA-00115: This brushed motor system implements an MSP430 microcontroller, a DRV8837 brushed DC motor driver, and a 12V brushed motor. It is suitable for applications requiring up to 10300 RPM under no load condition. The system is 19 x 33 mm, excluding the motor, making it ideal for applications that require a small footprint. Motor power supply voltage support is 1.8V to 11V, and max current is 1.8A. Several configuration options allow for easy control over the speed of the motor's rotation, changing the direction of rotation, and sending the system into a low power state when not in operation to reduce power consumption. The motor drive stage has integrated protection from short-circuit, shoot-through, under-voltage, and over-temperature.

  • TIDA-00073 Dual-Wideband RF-to-Digital Receiver Design | TI.com

    TIDA-00073: The TSW1265EVM is an example design of a wideband RF to digital dual receiver solution capable of digitizing up to 125MHz of spectrum. The system provides a reference on how to use the ADS4249, LMH6521, LMK0480x, and a dual mixer to achieve this. This reference EVEM coupled with a capture card such as the TSW1400 can be used to capture and analyze narrow band and wideband signals. Instructions are provided on how to change the LO and IF frequencies for different application needs. The TIDA-00073 was implemented with hardware from the TSW1265EVM.

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