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LM26001B

ACTIVO

Regulador de conmutación de 1.5 A con modo de suspensión de alta eficiencia

Se encuentra disponible una versión más nueva de este producto

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Detalles del producto

Rating Catalog Operating temperature range (°C) -40 to 125 Topology Buck Type Converter Iout (max) (A) 1.5 Vin (min) (V) 3 Vin (max) (V) 18 Switching frequency (min) (kHz) 150 Switching frequency (max) (kHz) 500 Features Enable, Light Load Efficiency, Power good, Pre-Bias Start-Up Control mode current mode Vout (min) (V) 1.25 Vout (max) (V) 16 Iq (typ) (µA) 38 Duty cycle (max) (%) 98
Rating Catalog Operating temperature range (°C) -40 to 125 Topology Buck Type Converter Iout (max) (A) 1.5 Vin (min) (V) 3 Vin (max) (V) 18 Switching frequency (min) (kHz) 150 Switching frequency (max) (kHz) 500 Features Enable, Light Load Efficiency, Power good, Pre-Bias Start-Up Control mode current mode Vout (min) (V) 1.25 Vout (max) (V) 16 Iq (typ) (µA) 38 Duty cycle (max) (%) 98
HTSSOP (PWP) 16 32 mm² 5 x 6.4
  • High Efficiency Sleep Mode
  • 40 µA Typical Iq in Sleep Mode
  • 10 µA Typical Iq in Shutdown Mode
  • 3.0V Minimum Input Voltage
  • 4.0V to 18V Continuous Input Range
  • 2.0% Reference Accuracy
  • Cycle-by-Cycle Current Limit
  • Adjustable Frequency (150 kHz to 500 kHz)
  • Synchronizable to an External Clock
  • Power Good Flag
  • Forced PWM Function
  • Adjustable Soft-Start
  • HTSSOP-16 Exposed Pad Package
  • Thermal Shut Down

All trademarks are the property of their respective owners.

  • High Efficiency Sleep Mode
  • 40 µA Typical Iq in Sleep Mode
  • 10 µA Typical Iq in Shutdown Mode
  • 3.0V Minimum Input Voltage
  • 4.0V to 18V Continuous Input Range
  • 2.0% Reference Accuracy
  • Cycle-by-Cycle Current Limit
  • Adjustable Frequency (150 kHz to 500 kHz)
  • Synchronizable to an External Clock
  • Power Good Flag
  • Forced PWM Function
  • Adjustable Soft-Start
  • HTSSOP-16 Exposed Pad Package
  • Thermal Shut Down

All trademarks are the property of their respective owners.

The LM26001B is a switching regulator designed for the high efficiency requirements of applications with stand-by modes. The device features a low-current sleep mode to maintain efficiency under light-load conditions and current-mode control for accurate regulation over a wide input voltage range. Quiescent current is reduced to 10 µA typically in shutdown mode and less than 40 µA in sleep mode. Forced PWM mode is also available to disable sleep mode.

The LM26001B can deliver up to 1.5A of continuous load current with a fixed current limit, through the internal N-channel switch. The part has a wide input voltage range of 4.0V to 18V and can operate with input voltages as low as 3V during line transients.

Operating frequency is adjustable from 150 kHz to 500 kHz with a single resistor and can be synchronized to an external clock.

Other features include Power good, adjustable soft-start, enable pin, input under-voltage protection, and an internal bootstrap diode for reduced component count.

The LM26001B is a switching regulator designed for the high efficiency requirements of applications with stand-by modes. The device features a low-current sleep mode to maintain efficiency under light-load conditions and current-mode control for accurate regulation over a wide input voltage range. Quiescent current is reduced to 10 µA typically in shutdown mode and less than 40 µA in sleep mode. Forced PWM mode is also available to disable sleep mode.

The LM26001B can deliver up to 1.5A of continuous load current with a fixed current limit, through the internal N-channel switch. The part has a wide input voltage range of 4.0V to 18V and can operate with input voltages as low as 3V during line transients.

Operating frequency is adjustable from 150 kHz to 500 kHz with a single resistor and can be synchronized to an external clock.

Other features include Power good, adjustable soft-start, enable pin, input under-voltage protection, and an internal bootstrap diode for reduced component count.

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Documentación técnica

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Tipo Título Fecha
* Data sheet LM26001B 1.5A Switching Regulator with High Efficiency Sleep Mode datasheet (Rev. B) 03 abr 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.

Modelo de simulación

LM26001B PSpice Average Model

SNVM208.ZIP (56 KB) - PSpice Model
Modelo de simulación

LM26001B PSpice Transient Model

SNVMAF9.ZIP (126 KB) - PSpice Model
Modelo de simulación

LM26001B Unencrypted PSpice Average Model

SNVM873.ZIP (1 KB) - PSpice Model
Modelo de simulación

LM26001B Unencrypted PSpice Transient Model

SNVMAG2.ZIP (7 KB) - PSpice Model
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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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