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

TLV757P

ACTIVO

Regulador de tensión de caída baja, alta precisión, baja IQ, 1 A, con activación

Detalles del producto

Output options Adjustable Output, Fixed Output Iout (max) (A) 1 Vin (max) (V) 5.5 Vin (min) (V) 1.45 Vout (max) (V) 4 Vout (min) (V) 0.7 Fixed output options (V) 0.6, 0.7, 0.9, 1, 1.1, 1.2, 1.5, 1.8, 1.9, 2.5, 2.8, 2.9, 3, 3.3, 3.6, 4, 4.5, 5 Rating Catalog Noise (µVrms) 60 PSRR at 100 KHz (dB) 45 Iq (typ) (mA) 0.025 Thermal resistance θJA (°C/W) 100.2 Load capacitance (min) (µF) 1 Regulated outputs (#) 1 Features Enable, Foldback Overcurrent protection, Foldback overcurrent protection, Output discharge, Soft start Accuracy (%) 1 Dropout voltage (Vdo) (typ) (mV) 425 Operating temperature range (°C) -40 to 125
Output options Adjustable Output, Fixed Output Iout (max) (A) 1 Vin (max) (V) 5.5 Vin (min) (V) 1.45 Vout (max) (V) 4 Vout (min) (V) 0.7 Fixed output options (V) 0.6, 0.7, 0.9, 1, 1.1, 1.2, 1.5, 1.8, 1.9, 2.5, 2.8, 2.9, 3, 3.3, 3.6, 4, 4.5, 5 Rating Catalog Noise (µVrms) 60 PSRR at 100 KHz (dB) 45 Iq (typ) (mA) 0.025 Thermal resistance θJA (°C/W) 100.2 Load capacitance (min) (µF) 1 Regulated outputs (#) 1 Features Enable, Foldback Overcurrent protection, Foldback overcurrent protection, Output discharge, Soft start Accuracy (%) 1 Dropout voltage (Vdo) (typ) (mV) 425 Operating temperature range (°C) -40 to 125
SOT-23 (DBV) 5 8.12 mm² 2.9 x 2.8 SOT-23 (DYD) 5 8.12 mm² 2.9 x 2.8 WSON (DRV) 6 4 mm² 2 x 2
  • SOT-23 (DYD) package with 60.3°C/W RθJA available
  • Input voltage range: 1.45V to 5.5V
  • Available in fixed-output voltages:
    • 0.6V to 5V (50mV steps)
  • Low IQ: 25µA (typical)
  • Low dropout:
    • 425mV (maximum) at 1A (3.3VOUT)
  • Output accuracy: 1% (maximum)
  • Built-in soft-start with monotonic VOUT rise
  • Foldback current limit
  • Active output discharge
  • High PSRR: 45dB at 100kHz
  • Stable with a 1µF ceramic output capacitor
  • Packages:
    • 2.9mm × 2.8mm SOT-23-5 (DBV)
    • 2.9mm × 2.8mm SOT-23-5 (DYD) with thermal pad
    • 2mm × 2mm WSON-6 (DRV)
  • SOT-23 (DYD) package with 60.3°C/W RθJA available
  • Input voltage range: 1.45V to 5.5V
  • Available in fixed-output voltages:
    • 0.6V to 5V (50mV steps)
  • Low IQ: 25µA (typical)
  • Low dropout:
    • 425mV (maximum) at 1A (3.3VOUT)
  • Output accuracy: 1% (maximum)
  • Built-in soft-start with monotonic VOUT rise
  • Foldback current limit
  • Active output discharge
  • High PSRR: 45dB at 100kHz
  • Stable with a 1µF ceramic output capacitor
  • Packages:
    • 2.9mm × 2.8mm SOT-23-5 (DBV)
    • 2.9mm × 2.8mm SOT-23-5 (DYD) with thermal pad
    • 2mm × 2mm WSON-6 (DRV)

The TLV757P low-dropout regulator (LDO) is an ultra-small, low quiescent current LDO that sources 1A with good line and load transient performance. The TLV757P is optimized for a wide variety of applications by supporting an input voltage range from 1.45V to 5.5V. To minimize cost and solution size, the device is offered in fixed output voltages ranging from 0.6V to 5V. This range supports the lower core voltages of modern microcontrollers (MCUs). Additionally, the TLV757P has a low IQ with enable functionality to minimize standby power. This device features an internal soft-start to lower the inrush current. This feature provides a controlled voltage to the load and minimizes the input voltage drop during start-up. When shutdown, the device actively pulls down the output to quickly discharge the outputs and provides a known start-up state.

The TLV757P is stable with small ceramic output capacitors allowing for a small overall solution size. A precision band-gap and error amplifier provides a typical accuracy of 1%. All device versions have integrated thermal shutdown, current limit, and undervoltage lockout (UVLO). The TLV757P has an internal foldback current limit that helps reduce thermal dissipation during short-circuit events.

The TLV757 is available in the popular SON and SOT23-5 packages. This device is also available in a thermally enhanced SOT23-5 package (DYD) with a thermal pad. This package provides significantly reduced thermal resistance compared to a standard SOT23-5 package.

The TLV757P low-dropout regulator (LDO) is an ultra-small, low quiescent current LDO that sources 1A with good line and load transient performance. The TLV757P is optimized for a wide variety of applications by supporting an input voltage range from 1.45V to 5.5V. To minimize cost and solution size, the device is offered in fixed output voltages ranging from 0.6V to 5V. This range supports the lower core voltages of modern microcontrollers (MCUs). Additionally, the TLV757P has a low IQ with enable functionality to minimize standby power. This device features an internal soft-start to lower the inrush current. This feature provides a controlled voltage to the load and minimizes the input voltage drop during start-up. When shutdown, the device actively pulls down the output to quickly discharge the outputs and provides a known start-up state.

The TLV757P is stable with small ceramic output capacitors allowing for a small overall solution size. A precision band-gap and error amplifier provides a typical accuracy of 1%. All device versions have integrated thermal shutdown, current limit, and undervoltage lockout (UVLO). The TLV757P has an internal foldback current limit that helps reduce thermal dissipation during short-circuit events.

The TLV757 is available in the popular SON and SOT23-5 packages. This device is also available in a thermally enhanced SOT23-5 package (DYD) with a thermal pad. This package provides significantly reduced thermal resistance compared to a standard SOT23-5 package.

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Documentación técnica

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* Data sheet TLV757P 1A, Low IQ , Small-Size, Low-Dropout Regulator datasheet (Rev. C) PDF | HTML 13 mar 2024

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.

Placa de evaluación

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Encapsulado Pines Símbolos CAD, huellas y modelos 3D
SOT-23 (DBV) 5 Ultra Librarian
SOT-23 (DYD) 5 Ultra Librarian
WSON (DRV) 6 Ultra Librarian

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

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Soporte y capacitación

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El contenido lo proporcionan “tal como está” TI y los colaboradores de la comunidad y no constituye especificaciones de TI. Consulte los términos de uso.

Si tiene preguntas sobre la calidad, el paquete o el pedido de productos de TI, consulte el soporte de TI. ​​​​​​​​​​​​​​

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