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概要

PMP11769 は、車載向けの 700W オーディオ・アンプに最適な包括的なリファレンス・デザインです。昇圧コンバータは連続で 36.0V @ 10.0A 、ピーク時に 20.0A を供給し、入力電圧の対応範囲は 9 ~ 16V です。2 個の Class-D アンプが搭載されており、2x 175W @ 4Ωの負荷(左右の各チャネル)、または 1x 350W @ 2Ωの負荷(サブウーファー)を駆動します。

主な特長

  • 50V ロード・ダンプへの対応と、内蔵保護システムにより、車載システムへの統合が容易
  • 内蔵 Class-D アンプで最高の音質を実現する Ultra-HD(超高品位)オーディオ
  • 100kHz の帯域幅で、高分解能オーディオ・ファイルとフォーマットをサポート可能
  • 低ノイズ特性により、「シャー」や「ブー」のような各種ノイズを排除

Design Parameters

 
 
Vin (V) (Min)
Vin (V) (Min)
Vin (V) (Max)
Vin (V) (Max)
Vout (V) (Nom)
Vout (V) (Nom)
Iout (A) (Max)
Iout (A) (Max)
Output Power (W)
Output Power (W)
絶縁/非絶縁
絶縁/非絶縁
入力タイプ
入力タイプ
トポロジー
トポロジー
Designed for
Designed for
PMP11769.1
(Output Voltage 1)
6 16 36 10 360 Non-Isolated DC Boost
PMP11769.2
(Output Voltage 2)
35 37 12 .2 2.4 Non-Isolated DC Boost- Non Sync
PMP11769.3
(Output Voltage 3)
35 37 -12 .05 .6 Non-Isolated DC Buck Boost- Inverting
PMP11769.4
(Output Voltage 4)
10 15 3.3 .05 .165 Non-Isolated DC Linear Regulator

概要

The TIDA-03027 reference design represents a multiport adapter solution that enables products with a USB Type-C interface to connect to HDMI 2.0 and USB 3.0 Type-A interfaces. It also includes an additional USB Type-C full feature receptacle, which allows the user to simultaneously connect USB (...)

主な特長

  • USB Type-C and power delivery full-feature plug
  • Bi-directional power (up to 20V/3A)
  • Video (up to 4K) via HDMI 2.0
  • USB 3.0 via USB Type-A or USB Type-C
  • Aardvark connector for debug and flash update
  • Flash update over USB Type-C via USB 2.0

概要

A SEPIC converter is used to fast charge a load capacitor up to 160V/180V (selectable). The input voltage range is 47V +/-10% and the constant output charging current 900mA. The SEPIC topology has the advantage to Boost or Buck the output voltage, needed by capacitor charging, since they start at (...)

主な特長

  • No spikes on the drain of main FET, thanks to SEPIC topology
  • Good efficiency curve (>91%) at full load and with output voltage >80V
  • Two active loops: CV and CC stabilize the output voltage in all conditions, during charging and in steady state
  • The output voltage can be switched between 160V and 180V on (...)

Design Parameters

 
 
Vin (V) (Min)
Vin (V) (Min)
Vin (V) (Max)
Vin (V) (Max)
Vout (V) (Nom)
Vout (V) (Nom)
Iout (A) (Max)
Iout (A) (Max)
Output Power (W)
Output Power (W)
絶縁/非絶縁
絶縁/非絶縁
入力タイプ
入力タイプ
トポロジー
トポロジー
Designed for
Designed for
PMP30162.1
(Output
Voltage1)
42 52 180 .9 162 Non-Isolated DC Sepic- CCM

概要

Low voltage, high-speed drives and/or low inductance brushless motors require higher inverter switching frequencies in the range of 40 kHz to 100 kHz to minimize losses and torque ripple in the motor. The TIDA-00909 reference design achieves that by using a 3-phase inverter with three 80V/10A (...)

主な特長

  • 3-phase GaN inverter with wide input voltage range 12V to 60V and 7Arms/10Apeak output current, tested up to 100 kHz PWM.
  • GaN power stage with greatly reduced switching losses allows high PWM switching frequencies with peak efficiency up to 98.5% at 100 kHz PWM
  • LMG5200 GaN half-bridge power stage ease (...)

概要

The TIDA-01357 reference design offers a DC motor control solution for multiple automotive HVAC flap actuators or  dampers. This design demonstrates a cost-effective motor driver solution for six flap actuators/dampers where all six motors can be driven simultaneously with an output current up (...)

主な特長

  • Direct battery operation (12V system); survives voltages up to 45V
  • Withstands reverse battery conditions and load dump conditions (12V system)
  • Three-chip solution to drive up to six motors
  • Compact layout; does not require external FETs
  • Overcurrent, undervoltage and overtemperature protection with (...)

概要

The TIDA-01330 reference design implements the drive circuits for two independent brushed DC motors. It provides a solution for automotive power seats with a highly integrated 2-axis driver, reducing the overall bill of materials. The interface to a simple microcontroller Illustrates how the design (...)

主な特長

  • Drives two independent brushed DC motors
  • Up to 10 amps motor current (each axis)
  • Current feedback on each axis
  • Reverse battery protection
  • Simple microcontroller interface
  • This circuit design is tested and includes hardware, test results, and a getting started guide

概要

The TIDA-01381 TI Design details a solution on how to drive a string of matrix LED headlights, measure the temperature of the LEDs, and implement support for thermal foldback, which reduces the current in the LEDs as the LED temperature rises to prevent damage to the LEDs. The design uses TI (...)

主な特長

  • Multiple channel temperature sensing
  • Efficiency-optimized design
  • Operation through cold crank
  • Load dump tolerant
  • Reverse battery protection
  • Thermal foldback

概要

TIDA-01362 demonstrates how to drive a three phase stepper motor using the same hardware structure of a Brushless (BLDC) driver. By regulating the PWM signal schemes, the design achieves a smooth sinusoidal output current. DRV8313 device is used for the implementation of this design.

主な特長

  • Smooth Current
  • Compact design
  • Low noise operation
  • Open Loop operation
  • Very low to no vibrations

概要

The TIDA-00834 reference design accurately measures voltage and current inputs using simultaneously sampled, 16-bit, ±10 V, bipolar input SAR ADC critical to identify power systems malfunction and power quality related failures accurately and quickly. This results in reduced power systems (...)

主な特長

  • Based on bipolar input 16-bit 8-channel simultaneous sampling SAR ADC simplifying system design
  • On-board potential divider with reinforced isolation amplifier and fixed gain precision amplifier for measurement up to 300V
  • On-board DC/DC converter and LDOs to generate ±12V, ±15V (...)

概要

Time-of-flight (ToF) optical methods for measuring distance with high precision are utilized in a variety of applications, such as laser safety scanners, range finders, drones, and guidance systems. This design details the advantages of a high-speed data-converter-based solution, including target (...)

主な特長

  • Measurement range of 1.5 m to 9 m
  • Range measurement mean error of <±6 mm and standard deviation of <3 cm
  • 5.75-W pulsed 905-nm near-infrared laser diode and driver with <1-mW average output power
  • Laser collimation and photo receiver focusing optics
  • 125-MSPS 15-bit ADC and 500-MSPS 16-bit DAC signal chains (...)

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