Inicio Gestión de la energía Reguladores lineales y de baja salida (LDO)
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Gestión de la energía
Reguladores lineales y de baja salida (LDO)

LP2966

ACTIVO

Regulador de voltaje de baja caída ajustable de 150 mA, de dos canales, con señal power good

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LP2966

ACTIVO
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Detalles del producto

Output options Adjustable Output, Dual Output, Dual output, Fixed Output Iout (max) (A) 0.15 Vin (max) (V) 7 Vin (min) (V) 2.7 Vout (max) (V) 5 Vout (min) (V) 1.8 Fixed output options (V) 1.1, 1.8, 2.2, 2.5, 2.8, 2.85, 3, 3.3, 5, 5.5 Rating Catalog Noise (µVrms) 100 PSRR at 100 KHz (dB) 18 Iq (typ) (mA) 0.34 Thermal resistance θJA (°C/W) 235 Load capacitance (min) (µF) 1 Regulated outputs (#) 2 Features Power good Accuracy (%) 3 Dropout voltage (Vdo) (typ) (mV) 135 Operating temperature range (°C) -40 to 125
Output options Adjustable Output, Dual Output, Dual output, Fixed Output Iout (max) (A) 0.15 Vin (max) (V) 7 Vin (min) (V) 2.7 Vout (max) (V) 5 Vout (min) (V) 1.8 Fixed output options (V) 1.1, 1.8, 2.2, 2.5, 2.8, 2.85, 3, 3.3, 5, 5.5 Rating Catalog Noise (µVrms) 100 PSRR at 100 KHz (dB) 18 Iq (typ) (mA) 0.34 Thermal resistance θJA (°C/W) 235 Load capacitance (min) (µF) 1 Regulated outputs (#) 2 Features Power good Accuracy (%) 3 Dropout voltage (Vdo) (typ) (mV) 135 Operating temperature range (°C) -40 to 125
VSSOP (DGK) 8 14.7 mm² 3 x 4.9
  • Ultra Low Drop-Out Voltage
  • Low Ground Pin Current
  • <1µA Quiescent Current in Shutdown Mode
  • Independent Shutdown of Each LDO Regulator
  • Output Voltage Accuracy ±1%
  • Ensured 150mA Output Current at Each Output
  • Low Output Noise
  • Error Flags Indicate Status of Each Output
  • Available in VSSOP-8 Surface Mount Package
  • Low Output Capacitor Requirements (1µF)
  • Operates with Low ESR Ceramic Capacitors in Most Applications
  • Over Temperature/Over Current Protection
  • -40°C to +125°C Junction Temperature Range

Key Specifications

  • Dropout Voltage: Varies Linearly with Load Current. Typically 0.9 mV at 1mA Load Current and 135mV at 150mA Load Current
  • Ground Pin Current: Typically 300µA at 1mA Load Current and 340µA at 100mA Load Current (with One Shutdown Pin Pulled Low)
  • Shutdown Mode: Less than 1µA Quiescent Current when Both Shutdown Pins are Pulled Low
  • Error Flag: Open Drain Output, Goes Low when the Corresponding Output Drops 10% Below Nominal
  • Precision Output Voltage: Multiple Output Voltage Options Available Ranging from 1.8V to 5.0V with an Ensured Accuracy of ±1% at Room Temperature

All trademarks are the property of their respective owners.

  • Ultra Low Drop-Out Voltage
  • Low Ground Pin Current
  • <1µA Quiescent Current in Shutdown Mode
  • Independent Shutdown of Each LDO Regulator
  • Output Voltage Accuracy ±1%
  • Ensured 150mA Output Current at Each Output
  • Low Output Noise
  • Error Flags Indicate Status of Each Output
  • Available in VSSOP-8 Surface Mount Package
  • Low Output Capacitor Requirements (1µF)
  • Operates with Low ESR Ceramic Capacitors in Most Applications
  • Over Temperature/Over Current Protection
  • -40°C to +125°C Junction Temperature Range

Key Specifications

  • Dropout Voltage: Varies Linearly with Load Current. Typically 0.9 mV at 1mA Load Current and 135mV at 150mA Load Current
  • Ground Pin Current: Typically 300µA at 1mA Load Current and 340µA at 100mA Load Current (with One Shutdown Pin Pulled Low)
  • Shutdown Mode: Less than 1µA Quiescent Current when Both Shutdown Pins are Pulled Low
  • Error Flag: Open Drain Output, Goes Low when the Corresponding Output Drops 10% Below Nominal
  • Precision Output Voltage: Multiple Output Voltage Options Available Ranging from 1.8V to 5.0V with an Ensured Accuracy of ±1% at Room Temperature

All trademarks are the property of their respective owners.

The LP2966 dual ultra low-dropout (LDO) regulator operates from a +2.70V to +7.0V input supply. Each output delivers 150mA over full temperature range. The IC operates with extremely low drop-out voltage and quiescent current, which makes it very suitable for battery powered and portable applications. Each LDO in the LP2966 has independent shutdown capability. The LP2966 provides low noise performance with low ground pin current in an extremely small VSSOP-8 package (refer to package dimensions and for more information on VSSOP-8 package). A wide range of preset voltage options are available for each output. In addition, many more are available upon request with minimum orders. In all, 256 voltage combinations are possible.

The LP2966 dual ultra low-dropout (LDO) regulator operates from a +2.70V to +7.0V input supply. Each output delivers 150mA over full temperature range. The IC operates with extremely low drop-out voltage and quiescent current, which makes it very suitable for battery powered and portable applications. Each LDO in the LP2966 has independent shutdown capability. The LP2966 provides low noise performance with low ground pin current in an extremely small VSSOP-8 package (refer to package dimensions and for more information on VSSOP-8 package). A wide range of preset voltage options are available for each output. In addition, many more are available upon request with minimum orders. In all, 256 voltage combinations are possible.
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Documentación técnica

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Tipo Título Fecha
* Data sheet LP2966 Dual 150mA Ultra Low-Dropout Regulator datasheet (Rev. E) 08 abr 2013
Selection guide Power Management Guide 2018 (Rev. R) 25 jun 2018

Diseño y desarrollo

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Encapsulado Pines Símbolos CAD, huellas y modelos 3D
VSSOP (DGK) 8 Ultra Librarian
Se aplican los Términos y condiciones estándar de TI para los elementos de evaluación.

Pedidos y calidad

Información incluida:
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  • 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

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