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MAX4838A/MAX4840A/MAX4842A
Overvoltage-Protection Controllers with
Status
FLAG
4
_______________________________________________________________________________________
Typical Operating Characteristics (continued)
(VIN = +5V (MAX4838A/MAX4840A), VIN = +4V (MAX4842A); Si9936DY external MOSFET in back-to-back configuration; TA = +25°C,
unless otherwise noted.)
MAX4842A
GATE VOLTAGE vs. INPUT VOLTAGE
MAX4838A
toc04
INPUT VOLTAGE (V)
GATE
VOLTAGE
(V)
7
6
5
1
2
3
4
3
6
9
12
0
08
MAX4842A
GATE VOLTAGE vs. INPUT VOLTAGE
MAX4838A
toc05
INPUT VOLTAGE (V)
GATE
VOLTAGE
(V)
5.4
5.3
5.2
5.1
9.5
10.0
10.5
11.0
9.0
5.0
5.5
IGATE = 0
IGATE = 4
A
IGATE = 8
A
MAX4838A/MAX4840A
POWER-UP RESPONSE
MAX4838A toc06
IN
GATE
5V
0V
5V
0V
5V
10V
OUT
FLAG
20ms/div
ROUT =
∞
COUT = 0
MAX4838A/MAX4840A
POWER-UP RESPONSE
MAX4838A toc07
20ms/div
5V
0V
1A
0A
5V
FLAG
IIN
GATE
IN
0V
10V
ROUT = 5
OVERVOLTAGE RESPONSE
MAX4838A toc10
400ns/div
IN
GATE
IGATE
FLAG
5V
8V
0V
40mA
0A
5V
0V
10V
CGATE = 1500pF
POWER-UP OVERVOLTAGE RESPONSE
MAX4838A toc11
1
s/div
8V
GATE
IN
IGATE
FLAG
5V
0V
50mA
0A
5V
0V
GATE PULLED UP
TO IN WITH 100
POWER-DOWN RESPONSE
MAX4838A toc12
10ms/div
5V
IN
GATE
OUT
FLAG
10V
0V
5V
0V
5V
0V
RLOAD = 50
RFLAG = 100k
TO +5V
MAX4842A
POWER-UP RESPONSE
MAX4838A toc08
20ms/div
4V
0V
4V
0V
4V
FLAG
OUT
GATE
IN
0V
8V
ROUT =
∞
COUT = 0
MAX4842A
POWER-UP RESPONSE
MAX4838A toc09
20ms/div
4V
0V
800mA
0A
4V
FLAG
IIN
GATE
IN
0V
8V
ROUT = 5
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| MAX4842AEXT+ | 制造商:Maxim Integrated Products 功能描述:OVERVOLT PROT CNTRLR 6PIN SC-70 - Cut Tape Product |
| MAX4842AEXT+T | 功能描述:電流和電力監(jiān)控器、調(diào)節(jié)器 Overvoltage Protect Ctlr w/Status FLAG RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Current Regulators 電源電壓-最大:48 V 電源電壓-最小:5.5 V 工作溫度范圍:- 40 C to + 150 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HPSO-8 封裝:Reel |
| MAX4842EXT | 制造商:Maxim Integrated Products 功能描述:OVERVOLTAGE PROTECTION CONTROLLER W - Cut Tape Product |
| MAX4842EXT+ | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述: |
| MAX4842EXT+T | 功能描述:電源開關(guān) IC - 配電 RoHS:否 制造商:Exar 輸出端數(shù)量:1 開啟電阻（最大值）:85 mOhms 開啟時(shí)間（最大值）:400 us 關(guān)閉時(shí)間（最大值）:20 us 工作電源電壓:3.2 V to 6.5 V 電源電流（最大值）: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOT-23-5 |
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