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TPS25985

ACTIVO

eFuse compacto apilable de 4.5 V a 16 V, 0.59 mΩ, 80 A con monitor de corriente preciso y rápido

Detalles del producto

FET Internal Ron (typ) (mΩ) 0.59 Vin (min) (V) 4.5 Vin (max) (V) 16 Vabsmax_cont (V) 20 Current limit (min) (A) 10 Current limit (max) (A) 60 Overcurrent response Circuit breaker Fault response Auto-retry, Latch-off Soft start Adjustable Overvoltage response Cut-off Features Current monitoring, Fault output, Overvoltage protection, Power good signal, Thermal shutdown Rating Catalog Device type eFuses and hot swap controllers Operating temperature range (°C) -40 to 125 Function Adjustable current limit, Current monitoring, Inrush current control, Overvoltage protection, Power good signal, Short circuit protection, Thermal shutdown Quiescent current (Iq) (typ) (A) 0.00045 Quiescent current (Iq) (max) (A) 0.00055
FET Internal Ron (typ) (mΩ) 0.59 Vin (min) (V) 4.5 Vin (max) (V) 16 Vabsmax_cont (V) 20 Current limit (min) (A) 10 Current limit (max) (A) 60 Overcurrent response Circuit breaker Fault response Auto-retry, Latch-off Soft start Adjustable Overvoltage response Cut-off Features Current monitoring, Fault output, Overvoltage protection, Power good signal, Thermal shutdown Rating Catalog Device type eFuses and hot swap controllers Operating temperature range (°C) -40 to 125 Function Adjustable current limit, Current monitoring, Inrush current control, Overvoltage protection, Power good signal, Short circuit protection, Thermal shutdown Quiescent current (Iq) (typ) (A) 0.00045 Quiescent current (Iq) (max) (A) 0.00055
VQFN-HR (RQP) 26 22.5 mm² 5 x 4.5
  • Input operating voltage range: 4.5 V to 16 V
    • 20-V absolute maximum
    • Withstands negative voltages up to –1 V at output
  • Integrated FET with low on-resistance: 0.59 mΩ (typ.)
  • Rated for 60-A RMS current and 80-A peak current
  • Supports parallel connection of multiple eFuses for higher current support
    • Active device state synchronization and load sharing during start-up and steady-state for unlimited scalability
  • Robust overcurrent protection
    • Adjustable overcurrent threshold (IOCP): 10 A to 60 A with accuracy of ±6% (max.)
    • Circuit-breaker response during steady state operation with adjustable transient blanking timer (ITIMER) to support peak currents up to 2 × IOCP
    • Adjustable active current limit during start-up (ILIM)
  • Robust short-circuit protection
    • Fast-trip response (< 200 ns) to output short-circuit events
    • Adjustable (2 × IOCP )and fixed thresholds
    • Immune to supply line transients — no nuisance tripping
  • Precise analog load current monitoring
    • ±1.4% accuracy
    • > 500-kHz bandwidth
  • Fast overvoltage protection (fixed 16.6-V threshold)
  • Adjustable output slew rate control (dVdt) for inrush current protection
  • Active high enable input with adjustable undervoltage lockout (UVLO)
  • Overtemperature Protection (OTP) to ensure FET SOA
    • Assured FET SOA: 12 W√s
  • Integrated FET health monitoring and reporting
  • Analog die temperature monitor output (TEMP)
  • Dedicated fault indication pin (FLT)
  • Power Good indication pin (PG)
  • Uncommitted general purpose fast comparator
  • Small footprint: QFN 4.5-mm × 5-mm, 0.6-mm pitch
    • 29-mil clearance between power and GND pins
  • 100% Pb Free
  • Input operating voltage range: 4.5 V to 16 V
    • 20-V absolute maximum
    • Withstands negative voltages up to –1 V at output
  • Integrated FET with low on-resistance: 0.59 mΩ (typ.)
  • Rated for 60-A RMS current and 80-A peak current
  • Supports parallel connection of multiple eFuses for higher current support
    • Active device state synchronization and load sharing during start-up and steady-state for unlimited scalability
  • Robust overcurrent protection
    • Adjustable overcurrent threshold (IOCP): 10 A to 60 A with accuracy of ±6% (max.)
    • Circuit-breaker response during steady state operation with adjustable transient blanking timer (ITIMER) to support peak currents up to 2 × IOCP
    • Adjustable active current limit during start-up (ILIM)
  • Robust short-circuit protection
    • Fast-trip response (< 200 ns) to output short-circuit events
    • Adjustable (2 × IOCP )and fixed thresholds
    • Immune to supply line transients — no nuisance tripping
  • Precise analog load current monitoring
    • ±1.4% accuracy
    • > 500-kHz bandwidth
  • Fast overvoltage protection (fixed 16.6-V threshold)
  • Adjustable output slew rate control (dVdt) for inrush current protection
  • Active high enable input with adjustable undervoltage lockout (UVLO)
  • Overtemperature Protection (OTP) to ensure FET SOA
    • Assured FET SOA: 12 W√s
  • Integrated FET health monitoring and reporting
  • Analog die temperature monitor output (TEMP)
  • Dedicated fault indication pin (FLT)
  • Power Good indication pin (PG)
  • Uncommitted general purpose fast comparator
  • Small footprint: QFN 4.5-mm × 5-mm, 0.6-mm pitch
    • 29-mil clearance between power and GND pins
  • 100% Pb Free

The TPS25985x is an integrated, high-current circuit protection and power management solution in a small package. The device provides multiple protection modes using very few external components and is a robust defense against overloads, short-circuits, and excessive inrush current.

Applications with particular inrush current requirements can set the output slew rate with a single external capacitor. Output current limit level can be set by user as per system needs. A user adjustable overcurrent blanking timer allows systems to support transient peaks in the load current without tripping the eFuse.

Multiple TPS25985x devices can be connected in parallel to increase the total current capacity for high power systems. All devices actively synchronize their operating state and share current during start-up as well as steady state to avoid over-stressing some of the devices which can result in premature or partial shutdown of the parallel chain.

An integrated fast and accurate sense analog load current monitor facilitates predictive maintenance and advanced dynamic platform power management techniques such as Intel PSYS and PROCHOT# to maximize system throughput and power supply utilization.

The devices are characterized for operation over a junction temperature range of –40°C to +125°C.

The TPS25985x is an integrated, high-current circuit protection and power management solution in a small package. The device provides multiple protection modes using very few external components and is a robust defense against overloads, short-circuits, and excessive inrush current.

Applications with particular inrush current requirements can set the output slew rate with a single external capacitor. Output current limit level can be set by user as per system needs. A user adjustable overcurrent blanking timer allows systems to support transient peaks in the load current without tripping the eFuse.

Multiple TPS25985x devices can be connected in parallel to increase the total current capacity for high power systems. All devices actively synchronize their operating state and share current during start-up as well as steady state to avoid over-stressing some of the devices which can result in premature or partial shutdown of the parallel chain.

An integrated fast and accurate sense analog load current monitor facilitates predictive maintenance and advanced dynamic platform power management techniques such as Intel PSYS and PROCHOT# to maximize system throughput and power supply utilization.

The devices are characterized for operation over a junction temperature range of –40°C to +125°C.

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Documentación técnica

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* Data sheet TPS25985x 4.5 V – 16 V, 0.59-mΩ, 80-A Stackable eFuse with Accurate and Fast Current Monitor datasheet (Rev. A) PDF | HTML 29 sep 2022
Application note Implementation of PSYS Monitor Using TPS25984, TPS25985, or TPS25990 eFuses PDF | HTML 15 nov 2023
Technical article Managing thermals: 3 ways to break through power-density barriers PDF | HTML 16 oct 2022
Technical article How a fully-stackable eFuse can help meet ever-increasing power needs of servers PDF | HTML 03 oct 2022
EVM User's guide TPS25985 evaluation module for eFuse User's Guide (Rev. A) PDF | HTML 29 sep 2022
Certificate TPS25985EVM EU RoHS Declaration of Conformity (DoC) (Rev. A) 15 sep 2022
Application note How eFuse Ensures Integrated FET Operation in Safe Operating Area PDF | HTML 07 sep 2022

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

TPS25985EVM — Módulo de evaluación TPS25985 para eFuse de 4.5 V a 16 V, 80 A, 0.59 mΩ

La placa de evaluación TPS25985EVM de fusibles electrónicos permite la evaluación del circuito de referencia del TPS25985 de fusibles electrónicos. El dispositivo TPS25985 es un fusible electrónico de 4.5 V a 16 V, 80 A con FET integrado de 0.59 mΩ con protección contra sobrecorriente y corriente (...)

Guía del usuario: PDF | HTML
Modelo de simulación

TPS25985x PSpice Transient Model (Rev. A)

SLVMDZ3A.ZIP (220 KB) - PSpice Model
Herramienta de cálculo

SLVRBL0 TPS25985 Design Calculator

Productos y hardware compatibles

Productos y hardware compatibles

Productos
Fusibles electrónicos y controladores de intercambio en caliente
TPS25985 eFuse compacto apilable de 4.5 V a 16 V, 0.59 mΩ, 80 A con monitor de corriente preciso y rápido
Herramienta de cálculo

TVS-RECOMMENDATION-CALC TVS diode recommendation tool

This tool suggests suitable TVS for given system parameters and abs max voltage rating of the device.
Productos y hardware compatibles

Productos y hardware compatibles

Este recurso de diseño es compatible con la mayoría de los productos de estas categorías.

Revise la página de detalles del producto para verificar la compatibilidad.

Herramienta de simulación

PSPICE-FOR-TI — PSpice® para herramienta de diseño y simulación de TI

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
Encapsulado Pines Símbolos CAD, huellas y modelos 3D
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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

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Soporte y capacitación

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