参数资料
型号: MAX4944ELA+T
厂商: Maxim Integrated Products
文件页数: 5/10页
文件大小: 0K
描述: IC CTLR OVP W/FET 6.35V 8UDFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
类型: 过压保护控制器
应用: 手机,数码相机,媒体播放器
安装类型: 表面贴装
封装/外壳: 8-WFDFN
供应商设备封装: 8-uDFN(2x2)
包装: 标准包装
其它名称: MAX4944ELA+TDKR
MAX4943–MAX4946/MAX4944L/MAX4945A/MAX4945L/MAX4949
Overvoltage-Protection Controllers with
Internal FET
4
_______________________________________________________________________________________
Typical Operating Characteristics (continued)
(TA = +25°C, unless otherwise noted.)
0.990
0.996
0.994
0.992
0.998
1.000
1.002
1.004
1.006
1.008
1.010
-40
10
-15
35
60
85
NORMALIZED OVLO THRESHOLD
vs. TEMPERATURE
MAX4943
toc04
TEMPERATURE (
°C)
NORMALIZED
OVLO
THRESHOLD
ACOK ASSERTION TIME
vs. TEMPERATURE
MAX4943
toc05
TEMPERATURE (
°C)
ACOK
ASSERTION
TIME
(ms)
60
35
10
-15
32
34
36
38
40
30
-40
85
15
19
17
21
23
25
-40
10
-15
35
60
85
DEBOUNCE TIME
vs. TEMPERATURE
MAX4943
toc06
TEMPERATURE (
°C)
DEBOUNCE
TIME
(ms)
10ms/div
POWER-UP RESPONSE
ADAPTER
5V/div
MAX4943 toc07
VIN
5V/div
VOUT
5V/div
VACOK
5V/div
IOUT
2A/div
4
μs/div
UNDERVOLTAGE FAULT RESPONSE
ADAPTER
2V/div
MAX4943 toc08
VIN
2V/div
VOUT
5V/div
VACOK
5V/div
IOUT
1A/div
5V
3V
5V
3V
0
1
μs/div
SHORT-CIRCUIT FAULT RESPONSE
ADAPTER
2V/div
MAX4943 toc09
VIN
5V/div
VOUT
5V/div
VACOK
5V/div
IOUT
10A/div
CIN = 1000
μF
10
μs/div
OVERCURRENT DURATION TIME
(DURING AUTORETRY)
MAX4943 toc10
VOUT
1V/div
IOUT
1A/div
RLOAD = 1
Ω
COUT = 0.1
μF
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MAX4944LELA+T 功能描述:电流和电力监控器、调节器 Overvoltage-Protect Controller RoHS:否 制造商:STMicroelectronics 产品:Current Regulators 电源电压-最大:48 V 电源电压-最小:5.5 V 工作温度范围:- 40 C to + 150 C 安装风格:SMD/SMT 封装 / 箱体:HPSO-8 封装:Reel
MAX4944LELA+TG65 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述:
MAX4945AELA+T 功能描述:电流和电力监控器、调节器 Overvoltage-Protect Controller RoHS:否 制造商:STMicroelectronics 产品:Current Regulators 电源电压-最大:48 V 电源电压-最小:5.5 V 工作温度范围:- 40 C to + 150 C 安装风格:SMD/SMT 封装 / 箱体:HPSO-8 封装:Reel
MAX4945BELA+T 功能描述:电流和电力监控器、调节器 Overvoltage-Protect Controller RoHS:否 制造商:STMicroelectronics 产品:Current Regulators 电源电压-最大:48 V 电源电压-最小:5.5 V 工作温度范围:- 40 C to + 150 C 安装风格:SMD/SMT 封装 / 箱体:HPSO-8 封装:Reel