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TPS2592Bx Fiches technique(PDF) 5 Page - Texas Instruments

No de pièce TPS2592Bx
Description  5-V eFuse with Over Voltage Protection and Blocking FET Control
Download  34 Pages
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Fabricant  TI1 [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI1 - Texas Instruments

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Not Recommended for New Designs
TPS2592BA, TPS2592BL
www.ti.com
SLVSCU2 – DECEMBER 2014
8.4 Thermal Information
(1)
over operating free-air temperature range (unless otherwise noted)
TPS2592Bx
THERMAL METRIC
UNIT
DRC (10) PINS
RθJA
Junction-to-ambient thermal resistance
45.9
RθJCtop
Junction-to-case (top) thermal resistance
53
RθJB
Junction-to-board thermal resistance
21.2
°C/W
ψJT
Junction-to-top characterization parameter
1.2
ψJB
Junction-to-board characterization parameter
21.4
RθJCbot
Junction-to-case (bottom) thermal resistance
5.9
(1)
For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
8.5
Electrical Characteristics
–40°C
≤ TJ ≤ 125°C, VIN = 5 V, VEN /UVLO = 2 V, RILIM = 100 kΩ, CdVdT = OPEN. All voltages referenced to GND (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIN (INPUT SUPPLY)
VUVR
UVLO threshold, rising
4.15
4.3
4.45
V
VUVhyst
UVLO hysteresis(1)
5.4%
IQON
Enabled: EN/UVLO = 2 V
0.4
0.62
0.80
mA
Supply current
IQOFF
EN/UVLO = 0 V
0.1
0.25
mA
VIN > 6.75 V, IOUT = 10 mA,
5.5
6.1
6.75
–40
℃ ≤ TJ ≤ 85℃
VOVC
Over-voltage clamp
V
VIN > 6.75 V, IOUT = 10 mA,
5.25
6.1
6.75
–40
℃ ≤ TJ ≤ 125℃
EN/UVLO (ENABLE/UVLO INPUT)
VENR
EN Threshold voltage, rising
1.37
1.4
1.44
V
VENF
EN Threshold voltage, falling
1.32
1.35
1.39
V
IEN
EN Input leakage current
0 V
≤ VEN ≤ 5 V
–100
0
100
nA
dV/dT (OUTPUT RAMP CONTROL)
IdVdT
dV/dT Charging current(1)
VdVdT = 0 V
220
nA
RdVdT_disch
dV/dT Discharging resistance
EN/UVLO = 0 V, IdVdT = 10 mA sinking
50
73
100
Ω
VdVdTmax
dV/dT Max capacitor voltage(1)
5.5
V
GAINdVdT
dV/dT to OUT gain(1)
ΔVdVdT
4.85
V/V
ILIM (CURRENT LIMIT PROGRAMMING)
IILIM
ILIM Bias current(1)
10
µA
RILIM = 45.3 kΩ, VVIN-OUT = 1 V
1.79
2.10
2.42
IOL
RILIM = 100 kΩ, VVIN-OUT = 1 V
3.46
3.75
4.03
A
RILIM = 150 kΩ, VVIN-OUT = 1 V
4.4
5.2
6
Overload current limit(2)
RILIM = 0 Ω, Shorted Resistor Current Limit (Single Point
IOL-R-Short
0.7
A
Failure Test: UL60950)(1)
RILIM = OPEN, Open Resistor Current Limit (Single Point
IOL-R-Open
0.55
A
Failure Test: UL60950)(1)
RILIM = 45.3 kΩ, VVIN-OUT = 5 V
1.72
2.05
2.38
ISCL
Short-circuit current limit(2)
RILIM = 100 kΩ, VVIN-OUT = 5 V
3.14
3.56
3.98
A
RILIM = 150 kΩ, VVIN-OUT = 5 V
4.12
4.86
5.60
Fast-Trip comparator level w.r.t.
RATIOFASTRIP
IFASTRIP : IOL
160%
overload current limit(1)
ILIM Open resistor detect
VOpenILIM
VILIM Rising, RILIM = OPEN
3.1
V
threshold(1)
(1)
These parameters are provided for reference only and do not constitute part of TI's published device specifications for purposes of TI's
product warranty.
(2)
Pulsed testing techniques used during this test maintain junction temperature approximately equal to ambient temperature.
Copyright © 2014, Texas Instruments Incorporated
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Product Folder Links: TPS2592BA TPS2592BL


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