參數(shù)資料
型號： MAX4838EXT+TG104
廠商： Maxim Integrated Products
文件頁數(shù)： 5/11頁
文件大?。?/td> 0K
描述： IC CTLR OVP 7.4V SC70-6
產(chǎn)品培訓(xùn)模塊： Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝： 2,500
類型： 過壓防護(hù)
應(yīng)用： 手機(jī)，數(shù)碼相機(jī)，媒體播放器
安裝類型： 表面貼裝
封裝/外殼： 6-TSSOP，SC-88，SOT-363
供應(yīng)商設(shè)備封裝： SC-70-6
包裝： 帶卷 (TR)
MAX4838A/MAX4840A/MAX4842A
Overvoltage-Protection Controllers with
Status
FLAG
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VIN = +5V (MAX4838A/MAX4840A), VIN = +4V (MAX4842A), TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA
= +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
TIMING
Startup Delay
tSTART
VIN > VUVLO, VGATE > 0.3V, Figure 1
20
50
80
ms
FLAG Blanking Time
tBLANK
VGATE > 0.3V, VFLAG > 2.4V, Figure 1
20
50
80
ms
GATE Turn-On Time
tGON
VGATE = 0.3V to 8V (MAX4838A/MAX4840A),
VGATE = 0.3V to 6V (MAX4842A),
CGATE = 1500pF, Figure 1
10
ms
GATE Turn-Off Time
tGOFF
VIN increasing from 5V to 8V at 3V/s
(MAX4838A/MAX4840A), VIN increasing
from 4V to 6V at 3V/s (MAX4842A),
VGATE = 0.3V, CGATE = 1500pF, Figure 2
620s
FLAG Assertion Delay
tFLAG
VIN increasing from 5V to 8V at 3V/s
(MAX4838A/MAX4840A), VIN increasing
from 4V to 6V at 3V/s (MAX4842A),
VFLAG = 0.4V, Figure 2
5.8
s
Initial Overvoltage Fault Delay
tOVP
VIN increasing from 0 to 8V
(MAX4838A/MAX4840A), VIN increasing
from 0V to 6V (MAX4842A), IGATE = 80% of
IPD, Figure 3
1.5
s
Disable Time
tDIS
VEN = 2.4V, VGATE = 0.3V, Figure 4
2
s
SUPPLY CURRENT vs. INPUT VOLTAGE
MAX4838A
toc01
INPUT VOLTAGE (V)
SUPPLY
CURRENT
(
A)
25
20
15
10
5
100
200
300
400
500
600
0
030
REVERSE CURRENT
vs. OUTPUT VOLTAGE
MAX4838A
toc02
OUTPUT VOLTAGE (V)
REVERSE
CURRENT
(
A)
5.0
4.5
4.0
1
10
100
1000
0.1
3.5
5.5
SINGLE MOSFET
BACK-TO-BACK MOSFETS
MAX4838A/MAX4840A
GATE VOLTAGE vs. INPUT VOLTAGE
MAX4838A
toc03
INPUT VOLTAGE (V)
GATE
VOLTAGE
(V)
7
6
5
4
3
6
9
12
0
38
MAX4840A
MAX4838A
Typical Operating Characteristics
(VIN = +5V (MAX4838A/MAX4840A), VIN = +4V (MAX4842A); Si9936DY external MOSFET in back-to-back configuration; TA = +25°C,
unless otherwise noted.)
Note 1: All parts are 100% tested at +25°C. Electrical limits across the full temperature range are guaranteed by design and
correlation.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX4839EXT 制造商:Maxim Integrated Products 功能描述:OVERVOLTAGE PROTECTION CONTROLLERS - Rail/Tube
MAX4839EXT+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 開啟時間（最大值）:400 us 關(guān)閉時間（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
MAX4839EXT-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 開啟時間（最大值）:400 us 關(guān)閉時間（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
MAX483C/D 功能描述:RS-422/RS-485 接口 IC RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)速率:1136 Kbps 工作電源電壓:3 V to 5.5 V 電源電流:5.9 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-28 封裝:Tube
MAX483CPA 功能描述:RS-422/RS-485 接口 IC RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)速率:1136 Kbps 工作電源電壓:3 V to 5.5 V 電源電流:5.9 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-28 封裝:Tube
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