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LM2694

ACTIVO

Regulador de conmutación reductor de 30 V y 600 mA

Se encuentra disponible una versión más nueva de este producto

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Misma funcionalidad con diferente configuración de pines que el dispositivo comparado
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Detalles del producto

Iout (max) (A) 0.6 Vin (min) (V) 8 Vin (max) (V) 30 Topology Buck Type Converter Switching frequency (min) (kHz) 100 Switching frequency (max) (kHz) 1000 Features Enable, Over Current Protection Control mode Constant on-time (COT) Vout (min) (V) 2.5 Vout (max) (V) 24 Rating Catalog Operating temperature range (°C) -40 to 125 Iq (typ) (A) 0.0017
Iout (max) (A) 0.6 Vin (min) (V) 8 Vin (max) (V) 30 Topology Buck Type Converter Switching frequency (min) (kHz) 100 Switching frequency (max) (kHz) 1000 Features Enable, Over Current Protection Control mode Constant on-time (COT) Vout (min) (V) 2.5 Vout (max) (V) 24 Rating Catalog Operating temperature range (°C) -40 to 125 Iq (typ) (A) 0.0017
TSSOP (PW) 14 32 mm² 5 x 6.4 WSON (DSC) 10 9 mm² 3 x 3
  • Integrated N-Channel Buck Switch
  • Integrated Start-Up Regulator
  • Input Voltage Range: 8V to 30V
  • No Loop Compensation Required
  • Ultra-Fast Transient Response
  • Operating Frequency Remains Constant with Load Current and Input Voltage Variations
  • Maximum Duty Cycle Limited During Start-Up
  • Adjustable Output Voltage
  • Valley Current Limit At 0.6A
  • Maximum Switching Frequency: 1 MHz
  • Precision Internal Reference
  • Low Bias Current
  • Highly Efficient Operation
  • Thermal Shutdown

All trademarks are the property of their respective owners.

  • Integrated N-Channel Buck Switch
  • Integrated Start-Up Regulator
  • Input Voltage Range: 8V to 30V
  • No Loop Compensation Required
  • Ultra-Fast Transient Response
  • Operating Frequency Remains Constant with Load Current and Input Voltage Variations
  • Maximum Duty Cycle Limited During Start-Up
  • Adjustable Output Voltage
  • Valley Current Limit At 0.6A
  • Maximum Switching Frequency: 1 MHz
  • Precision Internal Reference
  • Low Bias Current
  • Highly Efficient Operation
  • Thermal Shutdown

All trademarks are the property of their respective owners.

The LM2694 Step Down Switching Regulator features all of the functions needed to implement a low cost, efficient, buck bias regulator capable of supplying 0.6A to the load. This buck regulator contains an N-Channel Buck Switch, and is available in the 3 x 3 thermally enhanced WSON-10 package and a TSSOP-14 package. The feedback regulation scheme requires no loop compensation, results in fast load transient response, and simplifies 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 results in a smooth transition from constant voltage to constant current mode when current limit is detected, reducing the frequency and output voltage, without the use of foldback. Additional features include: VCC under-voltage lockout, thermal shutdown, gate drive under-voltage lockout, and maximum duty cycle limiter.

The LM2694 Step Down Switching Regulator features all of the functions needed to implement a low cost, efficient, buck bias regulator capable of supplying 0.6A to the load. This buck regulator contains an N-Channel Buck Switch, and is available in the 3 x 3 thermally enhanced WSON-10 package and a TSSOP-14 package. The feedback regulation scheme requires no loop compensation, results in fast load transient response, and simplifies 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 results in a smooth transition from constant voltage to constant current mode when current limit is detected, reducing the frequency and output voltage, without the use of foldback. Additional features include: VCC under-voltage lockout, thermal shutdown, gate drive under-voltage lockout, and maximum duty cycle limiter.

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Documentación técnica

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Tipo Título Fecha
* Data sheet LM2694 30V, 600 mA Step Down Switching Regulator datasheet (Rev. A) 05 abr 2013
EVM User's guide AN-1472 LM2694 Evaluation Board (Rev. A) 06 may 2013

Diseño y desarrollo

Para conocer los términos adicionales o los recursos necesarios, haga clic en cualquier título de abajo para ver la página de detalles cuando esté disponible.

Paquete Pasadores Descargar
TSSOP (PW) 14 Ver opciones
WSON (DSC) 10 Ver opciones

Pedidos y calidad

Información incluida:
  • RoHS
  • REACH
  • Marcado del dispositivo
  • Acabado de plomo/material de la bola
  • Clasificación de nivel de sensibilidad a la humedad (MSL) / reflujo máximo
  • Estimaciones de tiempo medio entre fallas (MTBF)/fallas en el tiempo (FIT)
  • Contenido del material
  • Resumen de calificaciones
  • Monitoreo continuo de confiabilidad
Información incluida:
  • Lugar de fabricación
  • Lugar de ensamblaje

Soporte y capacitación

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