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LM3880QMF-1AA/NOPB
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LM3880QMF-1AA/NOPB数据手册
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GND
EN
VCC
FLAG 1
FLAG 2
FLAG 3
Enable
Enable
Enable
Power Supply 1
Power Supply 2
Power Supply 3
Input
Supply
Enable
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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.
LM3880
,
LM3880-Q1
SNVS451K AUGUST 2006REVISED FEBRUARY 2016
LM3880/LM3880-Q1 Simple Power Sequencer
1
1 Features
1
Qualified for Automotive Applications
AEC-Q100 Qualified With the Following Results:
Device Temperature Grade: -40°C to 125°C
Operating Junction Temperature Range
Easiest Method to Sequence Rails
Power-Up and Power-Down Control
Tiny Footprint
Low Quiescent Current of 25 µA
Input Voltage Range of 2.7 V to 5.5 V
Standard Timing Options Available
Customization of Timing and Sequence Available
Through Factory Programmability
2 Applications
Advanced Driver Assistance Systems (ADAS)
Automotive Camera Modules
Security Cameras
Servers
Networking Elements
FPGA Sequencing
Microprocessor and Microcontroller Sequencing
Multiple Supply Sequencing
3 Description
The LM3880 Simple Power Supply Sequencer offers
the easiest method to control power up sequencing
and power down sequencing of multiple Independent
voltage rails. By staggering the startup sequence, it is
possible to avoid latch conditions or large in-rush
currents that can affect the reliability of the system.
Available in a 6-pin SOT-23-6 package, the Simple
Sequencer contains a precision enable pin and three
open-drain output flags. When the LM3880 is
enabled, the three output flags will sequentially
release, after individual time delays, thus permitting
the connected power supplies to start up. The output
flags will follow a reverse sequence during power
down to avoid latch conditions.
EPROM capability allows every delay and sequence
to be fully adjustable. Contact Texas Instruments if a
nonstandard configuration is required.
Device Information
(1)
PART NUMBER PACKAGE BODY SIZE (NOM)
LM3880
DBV SOT (6) 2.90 mm x 1.60 mm
LM3880-Q1
(1) For all available packages, see the orderable addendum at
the end of the datasheet.
Simple Power Supply Sequencing

LM3880QMF-1AA/NOPB 数据手册

TI(德州仪器)
29 页 / 1.51 MByte
TI(德州仪器)
29 页 / 1.51 MByte

LM3880QMF1 数据手册

TI(德州仪器)
监控电路 Automotive Grade Simple Power Sequencer with Fixed Time Delay 6-SOT-23 -40 to 125
TI(德州仪器)
具有固定延时时间的汽车级 3 电压轨简易电源序列发生器 6-SOT-23 -40 to 125
TI(德州仪器)
具有固定延时时间的汽车级 3 电压轨简易电源序列发生器 6-SOT-23 -40 to 125
TI(德州仪器)
具有固定延时时间的汽车级 3 电压轨简易电源序列发生器 6-SOT-23 -40 to 125
TI(德州仪器)
具有固定延时时间的汽车级 3 电压轨简易电源序列发生器 6-SOT-23 -40 to 125
TI(德州仪器)
具有固定延时时间的汽车级 3 电压轨简易电源序列发生器 6-SOT-23 -40 to 125
National Semiconductor(美国国家半导体)
National Semiconductor(美国国家半导体)
National Semiconductor(美国国家半导体)
TI(德州仪器)
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