參數(shù)資料
型號： MAX6749KA+
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 電源管理
英文描述： µP Reset Circuits with Capacitor-Adjustable Reset/Watchdog Timeout Delay
中文描述： 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8
封裝： LEAD FREE, M0-178BA, SOT-23, 8 PIN
文件頁數(shù)： 9/14頁
文件大?。?/td> 604K
代理商： MAX6749KA+
MAX6746–MAX6753
P Reset Circuits with Capacitor-Adjustable
Reset/Watchdog Timeout Delay
4
_______________________________________________________________________________________
Typical Operating Characteristics
(VCC = +5V, TA = +25°C, unless otherwise noted.)
RESET TIMEOUT PERIOD vs. CSRT
MAX6746
toc01
CSRT (pF)
RESET
TIMEOUT
PERIOD
(ms)
10,000
1000
1
10
100
1000
10,000
0.1
100
100,000
WATCHDOG TIMEOUT PERIOD vs. CSWT
MAX6746
toc02
CSWT (pF)
WATCHDOG
TIMEOUT
PERIOD
(ms)
10,000
1000
1
10
100
1000
10,000
100,000
0.1
100
100,000
MAX6746–MAX6751
EXTENDED MODE
NORMAL MODE
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX6746
toc03
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(
A)
5
4
3
2
1
3
4
5
6
0
16
NORMALIZED RESET TIMEOUT PERIOD
vs. TEMPERATURE
MAX6746
toc04
TEMPERATURE (
°C)
NORMALIZED
TIMEOUT
PERIOD
100
75
50
25
0
-25
0.95
1.00
1.05
1.10
1.15
1.20
0.90
-50
125
CSRT = 100pF
CSRT = 1500pF
NORMALIZED WATCHDOG TIMEOUT PERIOD
vs. TEMPERATURE
MAX6746
toc05
TEMPERATURE (
°C)
NORMALIZED
TIMEOUT
PERIOD
100
75
50
25
0
-25
0.95
0.90
0.85
1.00
1.05
1.10
1.15
1.20
0.80
-50
125
CSWT = 100pF
CSWT = 1500pF
MAXIMUM TRANSIENT DURATION
vs. RESET THRESHOLD OVERDRIVE
MAX6746
toc06
RESET THRESHOLD OVERDRIVE (mV)
TRANSIENT
DURATION
(
s)
800
600
400
200
25
50
75
100
125
150
175
0
1000
RESET OCCURS
ABOVE THE CURVE
VTH = 2.92V
SUPPLY CURRENT
vs. TEMPERATURE
MAX6746
toc07
TEMPERATURE (
°C)
SUPPLY
CURRENT
(
A)
100
75
25
50
0
-25
1
2
3
4
5
6
0
-50
125
VCC = 3.3V
VCC = 1.8V
VCC = 5V
NORMALIZED RESET IN THRESHOLD VOLTAGE
vs. TEMPERATURE
MAX6746
toc08
TEMPERATURE (
°C)
NORMALIZED
RESET
THRESHOLD
VOLTAGE
100
75
50
25
0
-25
0.994
0.992
0.996
1.000
0.998
1.004
1.002
1.008
1.006
1.010
0.990
-50
125
VCC = 5V
RESET IN THRESHOLD
vs. SUPPLY VOLTAGE
MAX6746
toc08b
SUPPLY VOLTAGE (V)
RESET
IN
THRESHOLD
(V)
5
4
3
2
1.236
1.237
1.238
1.239
1.240
1.235
16
相關PDF資料
PDF描述
MAX6750KA29+ µP Reset Circuits with Capacitor-Adjustable Reset/Watchdog Timeout Delay
MAX6753KA29+ µP Reset Circuits with Capacitor-Adjustable Reset/Watchdog Timeout Delay
MAX6754UKLD0+ Low-Power, Single/Dual-Voltage Window Detectors
MAX6754UKLD0+T Low-Power, Single/Dual-Voltage Window Detectors
MAX6754UKLD3+ Low-Power, Single/Dual-Voltage Window Detectors
相關代理商/技術參數(shù)
參數(shù)描述
MAX6749KA+ 制造商:Maxim Integrated Products 功能描述:PROCESSOR SUPERVISOR 4.2UA 8PIN SOT-23 - Rail/Tube
MAX6749KA+T 功能描述:監(jiān)控電路 Single uPower Supervisor RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復位:Resettable 監(jiān)視器:No Watchdog 電池備用開關:No Backup 上電復位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
MAX6749KA-T 功能描述:監(jiān)控電路 RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復位:Resettable 監(jiān)視器:No Watchdog 電池備用開關:No Backup 上電復位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel
MAX674AK/D DIE 制造商:Maxim Integrated Products 功能描述:
MAX674CPA 功能描述:基準電壓& 基準電流 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Voltage References 拓撲結(jié)構(gòu):Shunt References 參考類型:Programmable 輸出電壓:1.24 V to 18 V 初始準確度:0.25 % 平均溫度系數(shù)（典型值）:100 PPM / C 串聯(lián) VREF - 輸入電壓（最大值）: 串聯(lián) VREF - 輸入電壓（最小值）: 分流電流（最大值）:60 mA 最大工作溫度:+ 125 C 封裝 / 箱體:SOT-23-3L 封裝:Reel
發(fā)布緊急采購，3分鐘左右您將得到回復。

采購需求

(若只采購一條型號，填寫一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進入我的后臺，查看報價

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進入我的后臺，查看報價

*型號 *數(shù)量 廠商 批號 封裝
添加更多采購

我的聯(lián)系方式

*
*
*