參數(shù)資料
型號(hào)： MAX1816
廠商： Maxim Integrated Products, Inc.
元件分類： 數(shù)字信號(hào)處理
英文描述： Replaced by TMS320VC5506 : Digital Signal Processors 144-LQFP
中文描述： 雙路、降壓型控制器及線性穩(wěn)壓控制器，用于筆記本電腦
文件頁(yè)數(shù)： 9/49頁(yè)
文件大小： 983K
代理商： MAX1816
M
Dual Step-Down Controllers Plus Linear-
Regulator Controller for Notebook Computers
_______________________________________________________________________________________
9
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V+ = 15V, V
OUT1
= 1.20V, V
OUT2
= 2.50V, V
CC
= V
DD
= 5.0V, V
SKP1/
SDN
= V
SKP2/
SDN
= V
LIN/
SDN
= 5.0V,
T
A
= -40
°
C to +100
°
C
, unless otherwise noted.) (Note 6)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Partial Shutdown Supply Current
(Linear Regulator On Only)
V
SKP1/
SDN
= 0V, V
SKP2/
SDN
= 0V, V
LIN/
SDN
= 5V;
measured at V
CC
, with FBS and LINFB forced above the
no-load regulation point
750
μA
Partial Shutdown Supply Current
(BUCK1 and Linear Regulator)
V
SKP1/
SDN
= 5V, V
SKP2/
SDN
= 0V, V
LIN/
SDN
= 5V;
measured at V
CC
, with FBS and LINFB forced above the
no-load regulation point
V
SKP1/
SDN
= 0V, V
SKP2/
SDN
= 5V, V
LIN/
SDN
= 0V;
measured at V
CC
, with OUT2 and FB2 forced above the
regulation point
Measured at V
DD
, with FBS, OUT2, and FB2 forced above
the no-load regulation point, T
A
= -40
°
C to +85
°
C
Measured at V+
V
SKP1/
SDN
= 0V, V
SKP2/
SDN
= 0V, and V
LIN/
SDN
= 0V,
T
A
= -40
°
C to +85
°
C
V
SKP1/
SDN
= 0V, V
SKP2/
SDN
= 0V, and V
LIN/
SDN
= 0V,
T
A
= -40
°
C to +85
°
C
V
SKP1/
SDN
= V
SKP2/
SDN
= 0V, measured at V+, with
V
CC
= V
DD
= 0V or 5V, T
A
= -40
°
C to +85
°
C
V
CC
= 4.5V to 5.5V, I
REF
= 50μA sourcing
I
REF
= 0 to 50μA
I
REF
= 50μA to 100μA
REF in regulation
3400
μA
Partial Shutdown Supply Current
(BUCK2 Only)
1400
μA
Quiescent Supply Current (V
DD
)
5
μA
Quiescent Battery Current
40
μA
Shutdown Supply Current (V
CC
)
10
μA
Shutdown Supply Current (V
DD
)
5
μA
Shutdown Battery Current
5
μA
Reference Voltage
1.98
0
0
10
V
CC
-
1.5
2.02
7
7
V
CC
-
0.5
V
Reference Load Regulation
mV
Reference Sink Current
OVPSET Disable Mode Threshold
Voltage at OVPSET above which the OVP functions are
disabled for BUCK1 and BUCK2
OVPSET Default Mode Threshold
for BUCK1
set to their default values
μA
V
Voltage at OVPSET below which the OVP thresholds are
0.4
0.6
V
MAX1816
MAX1994
MAX1816
MAX1994
MAX1816
MAX1994
1.95
2.20
0.95
1.075
1.95
2.20
2.05
2.30
1.05
1.175
2.05
2.30
Overvoltage Trip Threshold for
BUCK1 (Fixed OVP Threshold)
OVPSET = GND,
measured at FBS
V
V
OVPSET
= 1.0V,
measured at FBS
Overvoltage Trip Threshold for
BUCK1 (Adjustable Threshold)
V
OVPSET
= 2.0V,
measured at FBS
V
Overvoltage Trip Threshold for
BUCK2
Output Undervoltage Protection
Threshold
Measured at OUT2 (or FB2 if external feedback is used)
113
117
%
With respect to unloaded output voltage FBS and OUT2
(FB2 in external feedback)
65
75
%
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1816ETM 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
MAX1816ETM+ 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
MAX1816ETM+T 功能描述:DC/DC 開關(guān)控制器 NULL 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
MAX1816ETM-T 功能描述:DC/DC 開關(guān)控制器 NULL 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
MAX1816XR31+ 制造商:Maxim Integrated Products 功能描述:
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