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TPS2592AADRCR Fiches technique(PDF) 1 Page - Texas Instruments

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No de pièce TPS2592AADRCR
Description  5V/12V eFuse with Over Voltage Protection and Blocking FET Control
Download  28 Pages
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Fabricant  TI [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI - Texas Instruments

TPS2592AADRCR Fiches technique(HTML) 1 Page - Texas Instruments

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TPS2592Ax
TPS2592Bx
www.ti.com
SLVSC11A – JUNE 2013 – REVISED JUNE 2013
5V/12V eFuse with Over Voltage Protection and Blocking FET Control
Check for Samples: TPS2592Ax, TPS2592Bx
1
FEATURES
DESCRIPTION
The
TPS2592xx
family
of
eFuses
are
highly
12V Protection – TPS2592Ax
integrated circuit protection and power management
5V Protection – TPS2592Bx
solutions in a tiny package. With few external
Integrated 28m
Ω Pass MOSFET
components and multiple protection modes, they are
a robust defense against overloads, shorts circuits,
Absolute Maximum Voltage of 20V
voltage surges, excessive inrush current, and reverse
Programmable Current Limit (±15% Accuracy)
current. Only one external resistor is required for
Blocking FET Driver
setting the current limit level, which has a typical
accuracy of ±15%. Over voltage events are limited by
Fixed Over Voltage Setting
internal clamping circuits to a safe fixed maximum,
Programmable OUT Slew Rate, UVLO
with no external components required. TPS2592Ax
Built-in Thermal Shutdown
devices provide over voltage protection (OVP) for
12V
systems
and
TPS2592Bx
devices
for
5V
UL Recognition Pending
systems. In cases with particular voltage ramp
Safe during Single Point Failure Test
requirements, a dV/dT pin is provided that can be
(UL60950)
programmed with a single capacitor to ensure proper
Small Foot Print – 10L (3mm x 3mm) VSON
output ramp rates. Many systems, such as SSDs,
must not allow holdup capacitance energy to dump
APPLICATIONS
back through the FET body diode onto a drooping or
shorted bus. The BFET pin is for such systems. An
HDD and SSD Drives
external NFET can be connected “back to back” with
Set Top Boxes
the TPS2592xx output and the gate driven by BFET.
When the TPS2592xx is disabled, then current flow is
Servers / AUX Supplies
stopped in both directions. TPS2592xL parts will latch
Fan Control
off after a fault and TPS2592xA parts will attempt to
PCI/PCIe Cards
restart after the thermal shutoff resets.
Switches/Routers
Transient: Output Short Circuit
Application Schematic
PRODUCT INFORMATION
PART NUMBER
UVLO
OVERVOLTAGE CLAMP (TYP)
FAULT RESPONSE
STATUS
TPS2592AA
4.3 V
15.0 V
Auto Retry
Active
TPS2592BA
4.3 V
6.1 V
Auto Retry
Preview
TPS2592AL
4.3 V
15.0 V
Latched
Preview
TPS2592BL
4.3 V
6.1 V
Latched
Active
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Copyright © 2013, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.


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