Inicio Gestión de la energía Controladores CA/CC y CC/CC (FET externo)

Controlador multifásico de dos canales con 600 mV, referencia del 8 %

TPS40132 no se recomienda para nuevos diseños
Aunque esta producto sigue en producción para dar soporte a diseños anteriores, no lo recomendamos para nuevos diseños. Considere una de estas alternativas:
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Funcionalidad similar a la del dispositivo comparado
TPS40322 ACTIVO Controlador reductor síncrono bifásico o de salida doble This product has an increased feature set and wider operating range.

Detalles del producto

Vin (min) (V) 1 Vin (max) (V) 40 Iout (max) (A) 40 Operating temperature range (°C) -40 to 85 Control mode current mode Rating Catalog Vout (min) (V) 0.6 Vout (max) (V) 5.8 Iq (typ) (A) 0.001 Duty cycle (max) (%) 87.5 Number of phases 2
Vin (min) (V) 1 Vin (max) (V) 40 Iout (max) (A) 40 Operating temperature range (°C) -40 to 85 Control mode current mode Rating Catalog Vout (min) (V) 0.6 Vout (max) (V) 5.8 Iq (typ) (A) 0.001 Duty cycle (max) (%) 87.5 Number of phases 2
VQFN (RHB) 32 25 mm² 5 x 5
  • Supports 5-V Output
  • Two-Phase Interleaved Operation
  • Operates With Pre-Biased Outputs
  • 1-V to 40-V Power Stage Operation Range
  • Requires VIN5 @ 50 mA (typ) Depending on External MOSFETs and Switching Frequency
  • 10-µA Shutdown Current
  • Programmable Switching Frequency up to 1 MHz/Phase
  • Current Mode Control with Forced Current Sharing
  • 0.6V Reference Voltage with 0.8% Accuracy from 0°C to 85°C Temperature Range
  • Resistive Divider Sets Direct Output Overvoltage Threshold.
  • Programmable Input Undervoltage Lockout
  • True Remote Sensing Differential Amplifier
  • Resistive or Inductor’s DCR Current Sensing
  • 32-Pin QFN Package
  • Can Be Used with TPS40120 to Provide a 6-Bit Digitally Controlled Output
  • Supports 5-V Output
  • Two-Phase Interleaved Operation
  • Operates With Pre-Biased Outputs
  • 1-V to 40-V Power Stage Operation Range
  • Requires VIN5 @ 50 mA (typ) Depending on External MOSFETs and Switching Frequency
  • 10-µA Shutdown Current
  • Programmable Switching Frequency up to 1 MHz/Phase
  • Current Mode Control with Forced Current Sharing
  • 0.6V Reference Voltage with 0.8% Accuracy from 0°C to 85°C Temperature Range
  • Resistive Divider Sets Direct Output Overvoltage Threshold.
  • Programmable Input Undervoltage Lockout
  • True Remote Sensing Differential Amplifier
  • Resistive or Inductor’s DCR Current Sensing
  • 32-Pin QFN Package
  • Can Be Used with TPS40120 to Provide a 6-Bit Digitally Controlled Output

The TPS40132 is a two-phase synchronous buck controller that is optimized for low-output voltage, high-output current applications powered from a supply between 1 V and 40 V. A multi-phase converter offers several advantages over a single power stage including lower current ripple on the input and output capacitors, faster transient response to load steps, improved power handling capabilities, and higher system efficiency.

Each phase can be operated at a switching frequency up to 1 MHz, resulting in an effective ripple frequency of up to 2 MHz at the input and the output. The two phases operates 180 degrees out-of-phase.

The TPS40132 is a two-phase synchronous buck controller that is optimized for low-output voltage, high-output current applications powered from a supply between 1 V and 40 V. A multi-phase converter offers several advantages over a single power stage including lower current ripple on the input and output capacitors, faster transient response to load steps, improved power handling capabilities, and higher system efficiency.

Each phase can be operated at a switching frequency up to 1 MHz, resulting in an effective ripple frequency of up to 2 MHz at the input and the output. The two phases operates 180 degrees out-of-phase.

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Documentación técnica

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Tipo Título Fecha
* Data sheet Two-Phase Synchronous Buck Controller w/Integrated MOSFET Drives datasheet (Rev. B) 04 mar 2008
Selection guide Power Management Guide 2018 (Rev. R) 25 jun 2018

Diseño y desarrollo

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Paquete Pasadores Descargar
VQFN (RHB) 32 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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