參數(shù)資料
型號： MAX1791EUB
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 穩(wěn)壓器
英文描述： High-Efficiency, 10-Pin レMAX, Step-Down Controllers for Notebooks
中文描述： SWITCHING CONTROLLER, 328 kHz SWITCHING FREQ-MAX, PDSO10
封裝： MICRO MAX PACKAGE-10
文件頁數(shù)： 3/20頁
文件大?。?/td> 391K
代理商： MAX1791EUB
M
High-Efficiency, 10-Pin μMAX, Step-Down
Controllers for Notebooks
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(V
VP
= 15V, VL enabled, C
VL
= 1μF, C
REF
= 0.1μF,
T
A
= 0 to +85
°
C,
unless otherwise noted. Typical values are at T
A
= +25
°
C.)
(Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
1.98
TYP
2
MAX
2.02
0.01
UNITS
V
V
μ
A
V
Reference Voltage
Reference Load Regulation
REF Sink Current
REF Fault Lockout Voltage
V
VL
= 4.75V to 5.25V, no load
I
REF
= 0 to 50μA
REF in regulation
Falling edge
10
1.6
Output Undervoltage Threshold
(Foldback)
With respect to regulation point, no load
60
70
80
%
Output Undervoltage Lockout
Time (Foldback)
From
SHDN
signal going high V
OUT
< 0.6 x
regulation point
10
20
42
ms
Current Limit Threshold
Thermal Shutdown Threshold
V
ILIM
-90
-100
160
-110
mV
Hysteresis = 10
o
C
o
C
VL Undervoltage Lockout
Threshold
Rising edge, hysteresis = 20mV, PWM
disabled below this level
4.1
4.4
V
DH Gate Driver On-Resistance
V
VP
= 6V to 20V, measure at 50mA
5
8
DL Gate Driver On-Resistance
(Pullup)
DL, high state, measure at 50mA
5
8
DL Gate Driver On-Resistance
(Pulldown)
DL, low state, measure at 50mA
1
5
DH Gate Driver Source/Sink
Current
V
DH
= 3V, V
VP
= 6V
0.6
A
DL Gate Driver Sink Current
DL Gate Driver Source Current
V
DL
= 2.5V
V
DL
= 2.5V
0.9
0.5
A
A
SHDN
Logic Input High
Threshold Voltage
V
IH
1.6
V
SHDN
Logic Input Low
Threshold Voltage
V
IL
0.6
V
MAX1762 V
OUT
= 1.8V fixed
MAX1791 V
OUT
= 3.3V fixed
MAX1762 V
OUT
= 2.5V fixed
MAX1791 V
OUT
= 5V fixed
SHDN
= 0 or 5V
50
100
150
mV
Dual Mode Threshold Voltage
2.5
3.25
4
V
SHDN
Logic Input Current
-2
2
μ
A
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1791EUB+ 功能描述:DC/DC 開關(guān)控制器 Step-Down for Notebook RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1791EUB+ 制造商:Maxim Integrated Products 功能描述:CONTROLLER ((NW))
MAX1791EUB+T 功能描述:DC/DC 開關(guān)控制器 Step-Down for Notebook RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1791EUB-T 功能描述:DC/DC 開關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1791EVKIT 功能描述:DC/DC 開關(guān)控制器 Evaluation Kit for the MAX1791 MAX1762 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
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