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Description

This power supply reference design for automotive auxiliary circuits generates a 15-V, 4-A output from a wide input range of 40 V to 1 kV and up to a 1.2-kV transient. The design fits ideally into an 800-V batterydriven hybrid-electric vehicle (HEV) or electric vehicle(EV) traction inverter system (...)

Key Features

  • 40V to 1kV input, 15-V output flyback auxiliary power supply with output power up to 60W
  • Regulated 15V with active start-up circuit for reduced standby power
  • Extendable to higher voltage and higher power range to utilize high voltage capability of SiC MOSFET
  • Two converter variants with PSR and (...)

Applications Matched

  • Automotive

Description

Interleaved Continuous Conduction Mode (CCM) Totem Pole (TTPL) Bridgeless Power Factor Correction (PFC) is an attractive power topology with use of high band-gap GaN devices, because of high efficiency and reduced size of the power supply. This design illustrates a method to control this power stage (...)

Key Features

  • AC Input (90-230Vrms), 50-60Hz and 3.3KW rated power at high line
  • 98.75% peak efficiency and less than 2% Total Harmonic Distortion (THD)
  • powerSUITE support for easy adaptation of the design for user requirement
  • In built frequency response analyzer (SFRA) for verification and design of control loops
  • Low (...)

Applications Matched

  • Automotive

Description

This reference design implements a 10 amp, two-phase boost converter with an adjustable output voltage that can be dynamically set for voltages from 16V to 40V DC. The output voltage range allows tracking an audio signal when provided by either a PWM signal from a processor or a voltage.

Key Features

  • PWM or DC level control of output voltage
  • Allows adjustment of audio amplifier power supply to match signal conditions
  • Input Voltage Range: 9V to 16V
  • Output Voltage Range: 16V to 40V
  • 10 amp output

Applications Matched

  • Automotive

Description

The TIDEP-0092 reference design provides a foundation for short-range radar (SRR) applications using the AWR1642 evaluation module (EVM). This design allows the estimation and tracking of the position (in the azimuthal plane) and velocity of objects in its field of view up to 80 m,  travelling (...)

Key Features

  • Single-chip FMCW radio detection and ranging (RADAR) for SRR applications
  • Detect objects (such as cars and trucks) up to 80 m away with range resolution of 35 cm; objects 20-m away detectable with resolution of 4.3 cm
  • Clustering and tracking on detected outputs
  • Antenna field of view ±60° with (...)

Applications Matched

  • Automotive

Description

This reference design shows how to detect current from the mA-to-KA range using a busbar-type shunt resistor. The increasing demand of high-capacity batteries in electric vehicles (EVs) and hybrid electric vehicles (HEVs) drives the requirement for larger current spans and highly-accurate current (...)

Key Features

  • Full-scale accuracy of:
    • 0.02% full-scale range (FSR) for < 20A and < 0.05% FSR for 20A to 1500A at 25°C
    • 0.1% FSR for < 20A and 0.25% FSR for 20A to 1500A at 50°C
  • Suitable for 50mA to 1500A range current measurement; configurable to varied current spans
  • High-side sensing and low-side sensing
  • Supports (...)

Applications Matched

  • Automotive

Description

The TIDA-01425 is a subsystem reference design for automotive gateways focused on increasing bandwidth and processing power in gateway applications. The design implements Ethernet physical layer transceivers (PHYs) for increased bandwidth along with an automotive processor for greater processing (...)

Key Features

  • Processor based system
  • 100BASE-T1 automotive ethernet
  • 100BASE-TX and CAN PHYs
  • Operates off automotive battery
  • Designed to operate through cold crank, jump start, and load dump
  • Reduced EMI power stages
  • Reverse battery protection

Applications Matched

  • Automotive

Description

Based on TI's Jacinto™ DRA71x processor, this automotive reference design focuses on system-level cost savings. The 6 layer design reduces PCB costs through an optimized via breakout scheme, integration of key features and an optimized power distribution network. Functionality can be added or (...)

Key Features

  • TI Jacinto DRA71x processor with integrated features help customers design cost effective, feature rich, entry level (display audio) infotainment and cluster systems
  • ARM Cortex-A15 based processor with 600MHz, 800MHz, and 1GHz speeds, as well as 3D/2D graphics, C66x DSP and Cortex M4 options
  • Processor (...)

Applications Matched

  • Automotive

Description

This automotive reference design demonstrates an approach for powering remote, off-board loads, often over coaxial cables (i.e. "phantom power"). This design is capable of protecting against and digitally diagnosing different faults that off-board cabling is susceptible to. Reverse polarity, reverse (...)

Key Features

  • 4.5V to 40V wide input voltage range and load dump of 45V
  • Multiplexing current sense between channels/devices to save ADC channels
  • High accuracy to detect antenna open, normal, over current, and short circuit conditions over current/short circuit
  • Digital window comparator with programmable high & (...)

Applications Matched

  • Automotive

Description

This reference design details a display power circuit which generates a bipolar voltage rail for source drivers and additional supplies for gate drivers. Charge pumps are used to generate the voltage supply for gate drivers, which makes this design easy to implement. By using only one dc-dc (...)

Key Features

  • Complete power supply solution for TFT LCD display bias
  • 4 output voltage rails
  • Low quiescent current less than 0.5 mA
  • Load regulation less than 2% on all rails
  • Automotive qualified components

Applications Matched

  • Automotive

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)
Isolated/Non-Isolated
Isolated/Non-Isolated
Input Type
Input Type
Topology
Topology
Designed for
Designed for
PMP9780.1
(Output Voltage 1)
3.3 3.6 6.3 .1 .63 Non-Isolated DC Boost- Non Sync
PMP9780.2
(Output Voltage 2)
3.3 3.6 -6.3 .1 .63 Non-Isolated DC Buck Boost- Inverting
PMP9780.3
(Output Voltage 3)
6.3 6.6 15 .02 .3 Non-Isolated DC Linear Regulator
PMP9780.4
(Output Voltage 4)
6.3 6.6 -10 .02 .2 Non-Isolated DC Linear Regulator

Description

This reference design is a high-current, wide input voltage range circuit that can handle engine cold crank profile down to 2.5V. The dual-output voltages are 5V and 3.3V that support up to 10A for each output. The design is suitable for an automotive off-battery infotainment application that needs (...)

Key Features

  • Wide input voltage range of 2.5V to 40V
  • Dual high-current synchronous outputs: 5V, up to 10A; 3.3V, up to 10A
  • Continuous operation during engine crank transient down to 2.5V
  • Reverse battery protection with zero IQ smart diode controller
  • Minimized AM radio band interference

Applications Matched

  • Automotive

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