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LP2980-ADJ

ACTIVO

Regulador de voltaje ajustable de baja caída de 50 mA, 16 V, con habilitación

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Detalles del producto

Output options Adjustable Output Iout (max) (A) 0.05 Vin (max) (V) 16 Vin (min) (V) 2.5 Vout (max) (V) 15 Vout (min) (V) 1.2 Rating Catalog Noise (µVrms) 160 PSRR at 100 KHz (dB) 32 Iq (typ) (mA) 0.065 Thermal resistance θJA (°C/W) 300 Load capacitance (min) (µF) 2.2 Regulated outputs (#) 1 Features Enable Accuracy (%) 2.5 Dropout voltage (Vdo) (typ) (mV) 120 Operating temperature range (°C) -40 to 125
Output options Adjustable Output Iout (max) (A) 0.05 Vin (max) (V) 16 Vin (min) (V) 2.5 Vout (max) (V) 15 Vout (min) (V) 1.2 Rating Catalog Noise (µVrms) 160 PSRR at 100 KHz (dB) 32 Iq (typ) (mA) 0.065 Thermal resistance θJA (°C/W) 300 Load capacitance (min) (µF) 2.2 Regulated outputs (#) 1 Features Enable Accuracy (%) 2.5 Dropout voltage (Vdo) (typ) (mV) 120 Operating temperature range (°C) -40 to 125
SOT-23 (DBV) 5 8.12 mm² 2.9 x 2.8
  • V IN range:
    • Legacy chip: 2.2 V to 16 V
    • New chip: 2.5 V to 16V
  • V OUT range:
    • Legacy chip: 1.23 V to 15.0 V
    • New chip: 1.2 V to 15.0 V
  • V OUT(typ) accuracy:
    • Legacy chip: ±1%
    • New chip: ±0.5%
  • Output accuracy over load and temperature:
    • Legacy chip: ±3.5%
    • New chip: ±1%
  • Output current: Up to 50 mA
  • Quiescent current, low I Q (new chip):
    • 55 µA at I LOAD = 0 mA
    • 350 µA at I LOAD = 50 mA
  • Shutdown current over temperature:
    • Legacy chip: < 1 µA
    • New chip: ≤ 0.8 µA
  • Output current limiting and thermal protection
  • Stable with 2.2-µF ceramic capacitors (new chip)
  • High PSRR (new chip):
    • 70 dB at 1 kHz, 42 dB at 1 MHz
  • Operating junction temperature: –40°C to +125°C
  • Package: 5-pin SOT-23 (DBV)
  • V IN range:
    • Legacy chip: 2.2 V to 16 V
    • New chip: 2.5 V to 16V
  • V OUT range:
    • Legacy chip: 1.23 V to 15.0 V
    • New chip: 1.2 V to 15.0 V
  • V OUT(typ) accuracy:
    • Legacy chip: ±1%
    • New chip: ±0.5%
  • Output accuracy over load and temperature:
    • Legacy chip: ±3.5%
    • New chip: ±1%
  • Output current: Up to 50 mA
  • Quiescent current, low I Q (new chip):
    • 55 µA at I LOAD = 0 mA
    • 350 µA at I LOAD = 50 mA
  • Shutdown current over temperature:
    • Legacy chip: < 1 µA
    • New chip: ≤ 0.8 µA
  • Output current limiting and thermal protection
  • Stable with 2.2-µF ceramic capacitors (new chip)
  • High PSRR (new chip):
    • 70 dB at 1 kHz, 42 dB at 1 MHz
  • Operating junction temperature: –40°C to +125°C
  • Package: 5-pin SOT-23 (DBV)

The LP2980-ADJ is an adjustable-output, wide-input, low-dropout voltage regulator supporting an input voltage range up to 16 V and up to 50 mA of load current. The LP2980-ADJ supports an output range of 1.2 V to 15.0 V (new chip) and 1.23 V to 15.0 V (legacy chip).

Additionally, the LP2980-ADJ (new chip) has a 1% output accuracy across load and temperature that can meet the needs of low-voltage microcontrollers (MCUs) and processors.

In the new chip, wide bandwidth PSRR performance of greater than 70 dB at 1 kHz and 45 dB at 1 MHz helps attenuate the switching frequency of an upstream DC/DC converter and minimize post regulator filtering.

The internal soft-start time and current-limit protection reduce inrush current during start up, thus minimizing input capacitance. Standard protection features, such as overcurrent and overtemperature protection, are included.

The LP2980-ADJ is available in a 5-pin, 2.9-mm × 1.6-mm SOT-23 (DBV) package.

The LP2980-ADJ is an adjustable-output, wide-input, low-dropout voltage regulator supporting an input voltage range up to 16 V and up to 50 mA of load current. The LP2980-ADJ supports an output range of 1.2 V to 15.0 V (new chip) and 1.23 V to 15.0 V (legacy chip).

Additionally, the LP2980-ADJ (new chip) has a 1% output accuracy across load and temperature that can meet the needs of low-voltage microcontrollers (MCUs) and processors.

In the new chip, wide bandwidth PSRR performance of greater than 70 dB at 1 kHz and 45 dB at 1 MHz helps attenuate the switching frequency of an upstream DC/DC converter and minimize post regulator filtering.

The internal soft-start time and current-limit protection reduce inrush current during start up, thus minimizing input capacitance. Standard protection features, such as overcurrent and overtemperature protection, are included.

The LP2980-ADJ is available in a 5-pin, 2.9-mm × 1.6-mm SOT-23 (DBV) package.

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* Data sheet LP2980-ADJ 16-V, 50-mA, Low-Power, Adjustable Low-Dropout Regulator datasheet (Rev. F) PDF | HTML 13 jul 2023

Diseño y desarrollo

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

Pedidos y calidad

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  • 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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