參數(shù)資料
型號: LX7001CDM
廠商: MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP
元件分類: 電源管理
英文描述: TRANSIENT IMMUNE UNDERVOLTAGE SENSING CIRCUIT
中文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
封裝: ROHS COMPLIANT, PLASTIC, SOIC-8
文件頁數(shù): 8/9頁
文件大?。?/td> 137K
代理商: LX7001CDM
T
RANSIENT
I
MMUNE
U
NDERVOLTAGE
S
ENSING
C
IRCUIT
LX 7001
PRODUCT DATABOOK 1 9 9 6 / 1 9 9 7
Copyright 1999
Rev. 1.2 6/99
8
P
R O D U C T I O N
D
A T A
S
H E E T
T Y P I C A L A P P L I C A T I O N C I R C U I T S
FIGURE 13.
— LOW VOLTAGE MICROPROCESSOR RESET.
A time delayed reset can be accomplished with the addition of C
.
For systems with extremely fast power supply rise times (< 500ns) it
is recommended that the RC
time constant be greater than 5.0μs.
V
TH(MPU)
is the microprocessor reset input threshold.
Overheating of the logic level power MOSFET due to insufficient gate
voltage can be prevented with the above circuit. When the input signal is
below the 4.3 volt threshold of the LX7001C, its output grounds the gate
of the L
2
MOSFET.
FIGURE 15.
— VOLTAGE MONITOR.
FIGURE 16.
— MOSFET LOW VOLTAGE GATE DRIVE PROTECTION.
V
TH(MPU)
IN
1 -
t
DLY
= R C
DLY
In
1
FIGURE 14.
— SWITCHING THE LOAD OFF WHEN
BATTERY REACHES BELOW 4.3V
POWER
SUPPLY
1.2 V
REF
MICROPROCESSOR
CIRCUIT
RESET
C
DLY
R
V
IN
1.2 V
REF
LOAD
RESET
V
IN
POWER
SUPPLY
1.2 V
REF
RESET
V
IN
1.0k
1.2 V
REF
RESET
V
IN
270
4.3V
V
CC
R
L
SMP60N03-10L
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相關代理商/技術參數(shù)
參數(shù)描述
LX7001CDMT 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:Voltage Detector
LX7001CLP 功能描述:IC CIRCUIT UNDERVOLT SENSOR TO92 RoHS:是 類別:集成電路 (IC) >> PMIC - 監(jiān)控器 系列:- 標準包裝:1 系列:- 類型:簡單復位/加電復位 監(jiān)視電壓數(shù)目:1 輸出:開路漏極或開路集電極 復位:低有效 復位超時:標準傳輸延遲為 60 µs 電壓 - 閥值:3V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SC-74A,SOT-753 供應商設備封裝:SOT-23-5 包裝:Digi-Reel® 其它名稱:LM8364BALMF30DKR
LX7001CPK 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Voltage Detector
LX7001IDM 功能描述:IC CIRCUIT UNDERVOLT SENS 8SOIC RoHS:是 類別:集成電路 (IC) >> PMIC - 監(jiān)控器 系列:- 標準包裝:1 系列:- 類型:簡單復位/加電復位 監(jiān)視電壓數(shù)目:1 輸出:開路漏極或開路集電極 復位:低有效 復位超時:標準傳輸延遲為 60 µs 電壓 - 閥值:3V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SC-74A,SOT-753 供應商設備封裝:SOT-23-5 包裝:Digi-Reel® 其它名稱:LM8364BALMF30DKR
LX7001IDMT 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:Voltage Detector