參數(shù)資料
型號： MAX644CPD
廠商： Maxim Integrated Products, Inc.
元件分類： 線性穩(wěn)壓
英文描述： Dual Regulator-Synchronous Rectified Buck PWM and Linear Power Controller; Temperature Range: 0&degC to 70°C; Package: 14-SOIC
中文描述： 型DC - DC電壓轉換器
文件頁數(shù)： 8/13頁
文件大?。?/td> 261K
代理商： MAX644CPD
MAX6443–MAX6452
P Reset Circuits with Long Manual Reset
Setup Period
4
_______________________________________________________________________________________
Typical Operating Characteristics
(VCC = 3.3V, TA = +25°C, unless otherwise noted.)
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX6443/52
toc01
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(
A)
5.0
4.5
3.5 4.0
2.0 2.5 3.0
1.5
1
2
3
4
5
6
7
8
9
0
1.0
5.5
TA = +25
°C
TA = -40
°C
TA = +85
°C
NORMALIZED RESET TIMEOUT PERIOD
vs. TEMPERATURE
MAX6443/52
toc02
TEMPERATURE (
°C)
NORMALIZED
TIMEOUT
PERIOD
60
35
10
-15
0.96
0.97
0.98
0.99
1.00
1.01
1.02
1.03
1.04
1.05
0.95
-40
85
MAXIMUM TRANSIENT DURATION
vs. RESET THRESHOLD OVERDRIVE
MAX6443/52
toc03
RESET THRESHOLD OVERDRIVE (mV)
TRANSIENT
DURATION
(
s)
800
600
400
200
50
100
150
200
250
0
1000
VTH = 4.4V
RESET OCCURS
ABOVE THE CURVE
NORMALIZED VCC RESET THRESHOLD
vs. TEMPERATURE
MAX6443/52
toc04
TEMPERATURE (
°C)
NORMALIZED
V
CC
RESET
THRESHOLD
60
35
10
-15
0.98
0.99
1.00
1.01
1.02
1.03
0.97
-40
85
VCC TO RESET DELAY
vs. TEMPERATURE
MAX6443/52
toc05
TEMPERATURE (
°C)
V
CC
TO
RESET
DELAY
(
s)
60
35
10
-15
20.4
20.8
21.2
21.6
22.0
22.4
22.8
23.2
23.6
24.0
20.0
-40
85
VCC = FALLING AT 1mV/
s
RSTIN TO RESET DELAY
vs. TEMPERATURE (RSTIN FALLING)
MAX6443/52
toc06
TEMPERATURE (
°C)
RSTIN
TO
RESET
DELAY
(
s)
60
35
10
-15
20.4
20.8
21.2
21.6
22.0
22.4
22.8
23.2
23.6
24.0
20.0
-40
85
RSTIN FALLING AT 1mV/
s
MANUAL RESET TO RESET DELAY
(MAX6445/MAX6446/MAX6449/MAX6450)
MAX6443/52 toc07
TIME (1s/div)
MR1
(5V/div)
MR2
(5V/div)
RESET
(5V/div)
VCC = 5V
VCC TO RESET DELAY
MAX6443/52 toc08
TIME (100
s/div)
VCC (100mV/div)
RESET
(2V/div)
VCC = 4.5V
VCC = 4.3V
VTH = 4.392V
相關PDF資料
PDF描述
MAX644CSD Dual Regulator-Synchronous Rectified Buck PWM and Linear Power Controller; Temperature Range: 0&degC to 70°C; Package: 14-SOIC T&R
MAX644EJD Dual Regulator-Synchronous Rectified Buck PWM and Linear Power Controller; Temperature Range: 0&degC to 70°C; Package: 16-QFN T&R
MAX644EPD Dual Regulator-Synchronous Rectified Buck PWM and Linear Power Controller; Temperature Range: 0&degC to 70°C; Package: 16-QFN
MAX644ESD Dual Regulator-Synchronous Rectified Buck PWM and Linear Power Controller; Temperature Range: 0&degC to 70°C; Package: 16-QFN T&R
MAX644MJD Dual Regulator-Synchronous Rectified Buck PWM and Linear Power Controller; Temperature Range: 0&degC to 70°C; Package: 14-SOIC
相關代理商/技術參數(shù)
參數(shù)描述
MAX6450BTA16T+T 功能描述:監(jiān)控電路 P Reset Circuits with Long Manual Reset Setup Period 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
MAX6450TA16S+T 制造商:Maxim from Components Direct 功能描述:MAXIM MAX6450TA16S+T PROCESSOR SUPERVISORS - Tape and Reel 制造商:Maxim 功能描述:Maxim MAX6450TA16S+T Processor Supervisors
MAX6450UT16L 制造商:Maxim Integrated Products 功能描述:MICROPROCESSOR RESET CIRCUITS WITH - Rail/Tube
MAX6450UT16L+ 制造商:Maxim Integrated Products 功能描述:PROCESSOR SUPERVISOR ADJV 7UA 6PIN SOT-23 - Rail/Tube
MAX6450UT16L+T 功能描述:監(jiān)控電路 Dual uPower Reset Circuit 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
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