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AC/DC & DC/DC converters (integrated FET)

LM5010A-Q1

AKTIV

Nicht synchroner Abwärtsregler (Buck), Automotive Grade 0 und 1, großer Vin-Bereich 6–75 V, 1 A, kon

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Gleiche Funktionalität, andere Pinbelegung als verglichener Baustein
NEU LMR38010-Q1 AKTIV SIMPLE SWITCHER® 4,2-V bis 80-V, 1-A, synchroner Abwärtswandler für die Automobilindustrie Smaller footprint, lower EMI, lower IQ, higher efficiency and spread spectrum.

LM5010A-Q1

AKTIV
Datenblatt Jetzt bestellen

Produktdetails

Iout (max) (A) 1 Vin (min) (V) 6 Vin (max) (V) 75 Topology Buck Type Converter Switching frequency (min) (kHz) 50 Switching frequency (max) (kHz) 1000 Features Enable, Over Current Protection, Soft Start Adjustable Control mode Constant on-time (COT) Vout (min) (V) 2.5 Vout (max) (V) 70 Rating Automotive Operating temperature range (°C) -40 to 150 Iq (typ) (A) 0.00065
Iout (max) (A) 1 Vin (min) (V) 6 Vin (max) (V) 75 Topology Buck Type Converter Switching frequency (min) (kHz) 50 Switching frequency (max) (kHz) 1000 Features Enable, Over Current Protection, Soft Start Adjustable Control mode Constant on-time (COT) Vout (min) (V) 2.5 Vout (max) (V) 70 Rating Automotive Operating temperature range (°C) -40 to 150 Iq (typ) (A) 0.00065
HTSSOP (PWP) 14 32 mm² 5 x 6.4
  • LM5010A-Q1 Qualified for Automotive
    Applications
  • AEC-Q100 Qualified With the Following Results:
    • Device Temperature Grade 1: –40°C to 125°C
      Ambient Operating Temperature Range
    • Device Temperature Grade 0: –40°C to 150°C
      Ambient Operating Temperature Range
    • Device HBM ESD Classification Level 2
    • Device CDM ESD Classification Level C5
  • Wide 6-V to 75-V Input Voltage Range
  • Valley Current Limit at 1.25 A
  • Programmable Switching Frequency Up To 1 MHz
  • Integrated 80-V N-Channel Buck Switch
  • Integrated High Voltage Bias Regulator
  • No Loop Compensation Required
  • Ultra-Fast Transient Response
  • Nearly Constant Operating Frequency With Line
    and Load Variations
  • Adjustable Output Voltage
  • 2.5-V, ±2% Feedback Reference
  • Programmable Soft-Start
  • Thermal Shutdown
  • Exposed Thermal Pad for Improved Heat
    Dissipation
  • LM5010A-Q1 Qualified for Automotive
    Applications
  • AEC-Q100 Qualified With the Following Results:
    • Device Temperature Grade 1: –40°C to 125°C
      Ambient Operating Temperature Range
    • Device Temperature Grade 0: –40°C to 150°C
      Ambient Operating Temperature Range
    • Device HBM ESD Classification Level 2
    • Device CDM ESD Classification Level C5
  • Wide 6-V to 75-V Input Voltage Range
  • Valley Current Limit at 1.25 A
  • Programmable Switching Frequency Up To 1 MHz
  • Integrated 80-V N-Channel Buck Switch
  • Integrated High Voltage Bias Regulator
  • No Loop Compensation Required
  • Ultra-Fast Transient Response
  • Nearly Constant Operating Frequency With Line
    and Load Variations
  • Adjustable Output Voltage
  • 2.5-V, ±2% Feedback Reference
  • Programmable Soft-Start
  • Thermal Shutdown
  • Exposed Thermal Pad for Improved Heat
    Dissipation

The LM5010Ax step-down switching regulator is an enhanced version of the LM5010 with the input operating range extended to 6-V minimum. The LM5010Ax features all the functions needed to implement a low-cost, efficient, buck regulator capable of supplying in excess of 1-A load current. This high-voltage regulator integrates an N-Channel Buck Switch, and is available in thermally enhanced 10-pin WSON and 14-pin HTSSOP packages. The constant ON-time regulation scheme requires no loop compensation resulting in fast load transient response and simplified circuit implementation. The operating frequency remains constant with line and load variations due to the inverse relationship between the input voltage and the ON-time. The valley current limit detection is set at 1.25 A. Additional features include: VCC undervoltage lockout, thermal shutdown, gate drive undervoltage lockout, and maximum duty cycle limiter.

The LM5010Ax step-down switching regulator is an enhanced version of the LM5010 with the input operating range extended to 6-V minimum. The LM5010Ax features all the functions needed to implement a low-cost, efficient, buck regulator capable of supplying in excess of 1-A load current. This high-voltage regulator integrates an N-Channel Buck Switch, and is available in thermally enhanced 10-pin WSON and 14-pin HTSSOP packages. The constant ON-time regulation scheme requires no loop compensation resulting in fast load transient response and simplified circuit implementation. The operating frequency remains constant with line and load variations due to the inverse relationship between the input voltage and the ON-time. The valley current limit detection is set at 1.25 A. Additional features include: VCC undervoltage lockout, thermal shutdown, gate drive undervoltage lockout, and maximum duty cycle limiter.
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Technische Dokumentation

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* Data sheet LM5010A, LM5010A-Q1 High-Voltage 1-A Step-Down Switching Regulator datasheet (Rev. F) PDF | HTML 24 Mai 2016

Design und Entwicklung

Weitere Bedingungen oder erforderliche Ressourcen enthält gegebenenfalls die Detailseite, die Sie durch Klicken auf einen der unten stehenden Titel erreichen.

Evaluierungsplatine

LM5010AEVAL — Evaluierungsmodul für Abwärtsschaltregler mit breitem Eingangsspannungsbereich (1A V)

LM5010A High Voltage 1A Step Down Switching Regulator

Benutzerhandbuch: PDF
Nicht verfügbar auf TI.com
Simulationsmodell

LM5010A PSpice Transient Model

SNVM493.ZIP (39 KB) - PSpice Model
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Simulationsmodell

LM5010A Unencrypted PSpice Transient Model

SNVM976.ZIP (4 KB) - PSpice Model
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Berechnungstool

LM5010AQUICK-CALC — LM5010A Schnellstart-Rechner

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Referenzdesigns

TIDA-01168 — Bidirektionales DC/DC-Wandler-Referenzdesign für 12-V/48-V-Systeme in der Automobilindustrie

The TIDA-01168 reference design is a four-phase, bidirectional DC-DC converter development platform for 12-V/48-V automotive systems. The system uses two LM5170-Q1 current controllers and a TMS320F28027F microcontroller (MCU) for the power stage control. LM5170-Q1 subsystems use average current (...)
Design guide: PDF
Schaltplan: PDF
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HTSSOP (PWP) 14 Optionen anzeigen
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Bestellen & Qualität

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  • Blei-Finish/Ball-Material
  • MSL-Rating / Spitzenrückfluss
  • MTBF-/FIT-Schätzungen
  • Materialinhalt
  • Qualifikationszusammenfassung
  • Kontinuierliches Zuverlässigkeitsmonitoring
Beinhaltete Information:
  • Werksstandort
  • Montagestandort

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