Startseite Energiemanagement Stromversorgung und Treiber für LCD & OLED -Displays

TPS65150-Q1

AKTIV

kompaktes LCD-Bias-Netzteil mit integriertem VCOM-Puffer für die Automobilindustrie

Produktdetails

Display type Automotive, LCD unipolar IC integration LCD bias, VCOM Vin (min) (V) 1.8 Vin (max) (V) 6 Applications 7 inches or less, 7 to 13 inches Source driver voltage (min) (V) 5 Source driver voltage (max) (V) 15 Level shifter/scan driver (Ch) 0 V_POS (max) (V) 30 V_NEG (max) (V) -2 Features Adjustable sequencing, GPM or GVS, VCOM or op amp Topology Boost Rating Automotive Operating temperature range (°C) -40 to 125
Display type Automotive, LCD unipolar IC integration LCD bias, VCOM Vin (min) (V) 1.8 Vin (max) (V) 6 Applications 7 inches or less, 7 to 13 inches Source driver voltage (min) (V) 5 Source driver voltage (max) (V) 15 Level shifter/scan driver (Ch) 0 V_POS (max) (V) 30 V_NEG (max) (V) -2 Features Adjustable sequencing, GPM or GVS, VCOM or op amp Topology Boost Rating Automotive Operating temperature range (°C) -40 to 125
HTSSOP (PWP) 24 49.92 mm² 7.8 x 6.4
  • AEC-Q100 Qualified:
    • Device Temperature Grade 1: –40°C to 125°C Junction Temperature
    • Device HBM ESD Classification According to AEC - Q100-002
    • Device CDM ESD Classification According to AEC - Q100-011
  • Input Voltage Range: 1.8 V to 6 V
  • V(VS) Boost Converter
    • Up to 15 V Output Voltage
    • < 1% Output Voltage Accuracy
    • 2-A Switch Current Limit
  • V(VGH) Positive Regulated Charge Pump Driver
    • Up to 30 V Output Voltage
    • Gate Voltage Shaping
  • V(VGL) Negative Regulated Charge Pump Driver
    • Down to –15 V Output Voltage
  • Integrated VCOM Buffer
  • Adjustable Power On Sequencing
    • Gate Drive Signal for External Isolation MOSFET for V(VS)
  • Protection Features
    • Out-of-Regulation Protection
    • Over-voltage Protection
    • Adjustable Fault Detection Timing
    • Thermal Shutdown
  • 24-Pin TSSOP Package with Exposed Thermal Pad
  • AEC-Q100 Qualified:
    • Device Temperature Grade 1: –40°C to 125°C Junction Temperature
    • Device HBM ESD Classification According to AEC - Q100-002
    • Device CDM ESD Classification According to AEC - Q100-011
  • Input Voltage Range: 1.8 V to 6 V
  • V(VS) Boost Converter
    • Up to 15 V Output Voltage
    • < 1% Output Voltage Accuracy
    • 2-A Switch Current Limit
  • V(VGH) Positive Regulated Charge Pump Driver
    • Up to 30 V Output Voltage
    • Gate Voltage Shaping
  • V(VGL) Negative Regulated Charge Pump Driver
    • Down to –15 V Output Voltage
  • Integrated VCOM Buffer
  • Adjustable Power On Sequencing
    • Gate Drive Signal for External Isolation MOSFET for V(VS)
  • Protection Features
    • Out-of-Regulation Protection
    • Over-voltage Protection
    • Adjustable Fault Detection Timing
    • Thermal Shutdown
  • 24-Pin TSSOP Package with Exposed Thermal Pad

The TPS65150-Q1 is an integrated power-supply for automotive LCD applications. The device integrates a boost converter for the source voltage and two regulated adjustable charge pump drivers for the gate voltages. For reduced external cost, improved picture quality and reduced image sticking, the device includes a VCOM buffer and a gate-voltage shaping function.

The device is designed to operate from a supply voltage of 1.8 V to 6 V making it ideal for automotive LCD applications using a fixed 3.3 V or 5 V input-voltage rail.

Adjustable power-on sequencing for VGL and VGH allow the device to be optimized for a variety of displays.

For protection from system malfunction, the TPS65150-Q1 integrates an adjustable shutdown latch feature. The device monitors the outputs (V(VS), V(VGL), V(VGH)); and, as soon as one of the outputs falls below its power-good threshold for longer than the adjustable fault delay time, the device enters shutdown.

The TPS65150-Q1 is an integrated power-supply for automotive LCD applications. The device integrates a boost converter for the source voltage and two regulated adjustable charge pump drivers for the gate voltages. For reduced external cost, improved picture quality and reduced image sticking, the device includes a VCOM buffer and a gate-voltage shaping function.

The device is designed to operate from a supply voltage of 1.8 V to 6 V making it ideal for automotive LCD applications using a fixed 3.3 V or 5 V input-voltage rail.

Adjustable power-on sequencing for VGL and VGH allow the device to be optimized for a variety of displays.

For protection from system malfunction, the TPS65150-Q1 integrates an adjustable shutdown latch feature. The device monitors the outputs (V(VS), V(VGL), V(VGH)); and, as soon as one of the outputs falls below its power-good threshold for longer than the adjustable fault delay time, the device enters shutdown.

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Technische Dokumentation

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Typ Titel Datum
* Data sheet TPS65150-Q1 Automotive LCD Power Supply for Source and Gate Drivers with Gate Voltage Shaping and VCOM Buffer datasheet (Rev. C) PDF | HTML 26 Mai 2017
Application note Basic Calculation of a Boost Converter's Power Stage (Rev. D) PDF | HTML 28 Okt 2022
Application note Understanding Undervoltage Lockout in Power Devices (Rev. A) 19 Sep 2018
White paper Powering automotive displays to create interactive driving experiences 21 Dez 2017
Application note How to Calculate the Output Voltage Ranges of the Charge Pumps in the TPS65150 06 Feb 2017
Technical article Split-rail converters reduce BOM size and cost in new automotive displays PDF | HTML 01 Jul 2015
Application note Minimizing Ringing at the Switch Node of a Boost Converter 15 Sep 2006

Design und Entwicklung

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Evaluierungsplatine

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  • Blei-Finish/Ball-Material
  • MSL-Rating / Spitzenrückfluss
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  • Materialinhalt
  • Qualifikationszusammenfassung
  • Kontinuierliches Zuverlässigkeitsmonitoring
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