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TPS3780ADBVT Fiches technique(PDF) 1 Page - Texas Instruments

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No de pièce TPS3780ADBVT
Description  Dual-Channel, Low-Power, High-Accuracy Voltage Detectors
Download  28 Pages
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Fabricant  TI1 [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI1 - Texas Instruments

TPS3780ADBVT Fiches technique(HTML) 1 Page - Texas Instruments

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Temperature (GC)
-40
-20
0
20
40
60
80
100
120
-0.4
-0.32
-0.24
-0.16
-0.08
0
0.08
0.16
0.24
0.32
0.4
Sense 1 VDD = 1.5 V
Sense 1 VDD = 6.5 V
Sense 2 VDD = 1.5 V
Sense 2 VDD = 6.5 V
Device
VDD
SENSE1
SENSE2
OUT1
OUT2
GND
R1
R2
VPULLUP
RPU1
RPU1
0.1 F
VMON1
VDD = 1.5 V to 6.5 V
R3
R4
VMON2
To a re set or enable
inpu t of the syste m
To a re set or enable
inpu t of the syste m
TPS378 0 Onl y
Product
Folder
Sample &
Buy
Technical
Documents
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Software
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TPS3779, TPS3780
SBVS250 – APRIL 2015
TPS37xx Dual-Channel, Low-Power, High-Accuracy Voltage Detectors
1 Features
3 Description
The TPS3779 and TPS3780 are a family of high-
1
Two-Channel Detectors in Small Packages
accuracy, two-channel voltage detectors with low-
High-Accuracy Threshold and Hysteresis: 1.0%
power and small solution size. The SENSE1 and
Low Quiescent Current: 2 µA (typ)
SENSE2 inputs include hysteresis to reject brief
glitches, ensuring stable output operation without
Adjustable Detection Voltage Down to 1.2 V
false triggering. This family offers different factory-set
Multiple Hysteresis Options:
hysteresis options of 0.5%, 1%, 5%, or 10%.
0.5%, 1%, 5%, and 10%
The TPS3779 and TPS3780 have adjustable SENSE
Temperature Range: –40°C to 125°C
inputs that can be configured by an external resistor
Push-Pull (TPS3779) and Open-Drain (TPS3780)
divider. When the voltage at the SENSE1 or SENSE2
Output Options
input goes below the falling threshold, OUT1 or OUT2
is
driven
low,
respectively.
When
SENSE1
or
Available in µSON and SOT23 Packages
SENSE2 rises above the rising threshold, OUT1 or
OUT2 goes high, respectively.
2 Applications
The devices have a very low quiescent current of
DSP, Microcontroller, and Microprocessor
2 µA (typical) and provide a precise, space-conscious
Applications
solution for voltage detection suitable for low-power
Portable Medical Devices
system-monitoring and portable applications. The
Building Automation
TPS3779 and TPS3780 operate from 1.5 V to 6.5 V,
over the –40°C to 125°C temperature range.
Set-Top Boxes
Solid-State Drives
Device Information(1)
Notebook and Desktop Computers
PART NUMBER
PACKAGE
BODY SIZE (NOM)
Portable and Battery-Powered Products
µSON (6)
1.45 mm × 1.00 mm
TPS37xx
Power-Supply Sequencing Applications
SOT23 (6)
2.92 mm × 1.30 mm
(1) For all available packages, see the orderable addendum at
the end of the datasheet.
Sense Threshold (VIT+) Deviation versus
Typical Schematic
Temperature
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.


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