參數(shù)資料
型號(hào)： MAX1773EUP
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類(lèi)： 電源管理
英文描述： 32-Bit Digital Signal Controller with ROM 100-BGA MICROSTAR -40 to 85
中文描述： 3-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO20
封裝： 4.40 MM, TSSOP-20
文件頁(yè)數(shù)： 2/20頁(yè)
文件大?。?/td> 397K
代理商： MAX1773EUP
M
Power Source Selector for
Dual-Battery Systems
2
_______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
V
BATA
, V
BATB
to GND ............................................-0.3V to +20V
V
COMA
to GND........................................-0.3V to (V
BATA
+ 0.3V)
V
COMB
to GND........................................-0.3V to (V
BATB
+ 0.3V)
V
CHGA
, V
CHGB
, V
EXTLD
, V
ACDET
to GND ..............-0.3V to +30V
V
PDS
, V
DISA
, V
DISB
to GND...................-0.3V to (V
EXTLD
+ 0.3V)
V
DD
, V
BATSEL
, V
ACPRES
, V
BATSTAT
, V
TCOMP
,
V
MINV
to GND.......................................................-0.3V to +6V
V
THMA,
V
THMB
(Note 1)............................................ -0.3V to +6V
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
Continuous Current out of THMA, THMB............................20mA
I
ACPRES
, I
BATSTAT
Sink Current..........................................30mA
Continuous Power Dissipation (T
A
= +70°C)
20-Pin TSSOP (derate 7.0mW/°C above +70°C) ........560mW
Operating Temperature ......................................-40°C to +85°C
Storage Temperature ........................................-65°C to +150°C
Lead Temperature (soldering, 10s).................................+300°C
ELECTRICAL CHARACTERISTICS
(V
BATA
= V
BATB
= 16.8V, C
VDD
= 3.3μF, V
MINV
= 0.93V, V
EXTLD
= V
ACDET
= 28V, V
TCOMP
= 3V, V
THMA
= V
THMB
= 1.65V,
V
BATSEL
= 0, C
COMA
= C
COMB
= C
DISA
= C
DISB
= C
CHGA
= C
CHGB
= C
PDS
= 5nF,
T
A
= 0°C to +85°C,
unless otherwise noted.)
PARAMETER
CONDITIONS
MIN
4.75
4.75
TYP
MAX
28.00
19.00
8
UNITS
V
V
EXTLD Supply Voltage Range
BATA, BATB Supply Voltage Range
V
EXTLD
> V
BATA
and V
BATB
V
ACDET
= 28V
V
ACDET
= 2.2V to
V
BATA
and V
BATB
V
ACDET
= 28V
V
ACDET
= 2.2V to
V
BATA
and V
BATB
5
BATA, BATB Quiescent Current
(Current from the higher voltage supply)
V
BATA
= 4.75V to 19V,
V
BATB
= 4.75V to 19V,
I
VDD
= 0
40
70
μA
5
8
BATA, BATB Quiescent Current
(Current from the lower voltage supply)
V
BATA
= 4.75V to 19V,
V
BATB
= 4.75V to 19V,
I
VDD
= 0
8
13
μA
V
ACDET
= 28V, V
EXTLD
= 28V
V
ACDET
= 2.2V to V
BATA
and V
BATB,
V
EXTLD
= 16V
35
55
EXTLD Quiescent Current
5
8
μA
LINEAR REGULATOR
I
VDD
= 0 to 100μA
I
VDD
= 100μA to 1mA
V
BATA
or V
BATB
= 5V to 19V, V
EXTLD
= 5V
V
BATA
= V
BATB
= 5V, V
EXTLD
= 5V to 28V
V
BATA
, V
BATB
, or V
EXTLD
= 5V to 19V,
sawtooth at 10V/μs, other supplies = 12V
3.234
3.168
3.3
3.3
3.367
3.432
1.0
1.0
V
DD
Output Voltage
V
V
DD
Power-Supply Rejection Ratio
1
mV/V
V
DD
Undervoltage Lockout
COMPARATORS
TCOMP Undervoltage Lockout
THM_ Input Voltage Range
THM_ Input Leakage Current
Hysteresis is typically 50mV
2.0
2.5
3.0
V
(Note 2)
0
0
1.1
5.5
100
5.5
V
V
V
THM
_ = 5.5V
V
THMA
= V
THMB
= 0 to 5.5V
V
THMA
= V
THMB
= 0 to 5.5V, V
BATA
= V
BATB
= V
EXTLD
= 4.75V
0.1
nA
0
TCOMP Input Voltage Range
0
4.3
V
Note 1:
Signals on THMA and THMB below -0.3V are clamped by internal diodes limit forward diode current to maximum continuous current. When voltage
on these pins is below -0.3V.
相關(guān)PDF資料
PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1773EUP+ 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述:
MAX1774EEI 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
MAX1774EEI+ 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 Dual Step-Down w/Switchover RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
MAX1774EEI+T 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 Dual Step-Down w/Switchover RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
MAX1774EEI-T 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
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