參數(shù)資料
型號： MAX1715EEI
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 穩(wěn)壓器
英文描述： Ultra-High Efficiency, Dual Step-Down Controller for Notebook Computers
中文描述： DUAL SWITCHING CONTROLLER, 620 kHz SWITCHING FREQ-MAX, PDSO28
封裝： 0.150 INCH, 0.025 INCH PITCH, MO-137AD QSOP-28
文件頁數(shù)： 3/28頁
文件大小： 308K
代理商： MAX1715EEI
M
Ultra-High Efficiency, Dual Step-Down
Controller for Notebook Computers
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, 4A components from Table 1, V
CC =
V
DD
= +5V,
SKIP
= AGND, V+ = 15V,
T
A
= 0°C to +85°C
, unless otherwise
noted.) (Note 1)
CONDITIONS
PARAMETER
(Note 3)
ns
μA
400
25
500
70
Minimum Off-Time
Quiescent Battery Current (V+)
I
REF
= 0 to 50μA
REF in regulation
No external REF load
ON1 = ON2 = 0
V
2
0.01
Reference Load Regulation
REF Sink Current
V
1.98
2
2.02
Reference Voltage
μA
<1
5
Shutdown Supply Current (V+)
μA
<1
5
Shutdown Supply Current
(V
CC
+ V
DD
)
Falling edge, hysteresis = 40mV
With respect to error comparator threshold
V
%
1.6
10.5
REF Fault Lockout Voltage
Overvoltage Trip Threshold
10
PGND - LX_, I
LIM
resistor = 100k
PGND - LX_, I
LIM
resistor = 400k
mV
40
160
50
200
60
240
Current-Limit Threshold
(Positive Direction, Adjusted)
PGND - LX_, T
A
= +25°C, I
LIM
= V
CC
mV
-145
-120
-95
Current-Limit Threshold
(Negative Direction)
PGND - LX_,
SKIP
= AGND
mV
-5
3
10
Current-Limit Threshold, Zero
Crossing
Hysteresis = 10°C
Rising edge, hysteresis = 20mV, PWM disabled below
this level
BST - LX forced to 5V
°C
150
Thermal Shutdown Threshold
V
CC
Undervoltage Lockout
Threshold
DH Gate Driver On-Resistance
DL Gate Driver On-Resistance
(pull-up)
DL Gate Driver On-Resistance
(pull-down)
V
4.1
4.4
1.5
5
FB1 and FB2 forced above the regulation point
μA
1100
1600
Quiescent Supply Current
(V
CC
+ V
DD
)
FB_ forced 2% above trip threshold
μs
1.5
Overvoltage Fault Propagation
Delay
Output Undervoltage Threshold
Output Undervoltage Lockout
Time
Current-Limit Threshold
(Positive Direction, Fixed)
8.5
13
With respect to error comparator threshold
%
60
70
80
From ON_ signal going high
ms
10
20
30
PGND - LX_, I
LIM
= V
CC
mV
75
100
125
ON1 = ON2 = 0
DL, high state
1.5
5
0.6
2.5
A
DH Gate Driver Source/Sink
Current
DH forced to 2.5V, BST_ - LX_ forced to 5V
1
A
A
DL Gate Driver Source Current
DL Gate Driver Sink Current
DL forced to 2.5V
DL forced to 2.5V
DL rising
DH rising
ON_,
SKIP
1
3
35
26
ns
Dead Time
DL, low state
μA
UNITS
MIN
TYP
MAX
ON_,
SKIP
0.8
V
V
Logic Input High Voltage
Logic Input Low Voltage
2.4
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1715EEI+ 功能描述:DC/DC 開關(guān)控制器 Dual Step-Down Controller 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
MAX1715EEI+T 功能描述:DC/DC 開關(guān)控制器 Dual Step-Down Controller 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
MAX1715EEI-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
MAX1715EVKIT 功能描述:DC/DC 開關(guān)控制器 Evaluation Kit for the MAX1715 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
MAX1716EEG 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
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