參數資料
型號： MAX1773AEUP
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 電源管理
英文描述： Power Source Selector for Dual-Battery Systems
中文描述： 3-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO20
封裝： 4.40 MM, TSSOP-20
文件頁數： 2/20頁
文件大?。?/td> 397K
代理商： MAX1773AEUP
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.
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相關代理商/技術參數
參數描述
MAX1773AEUP+ 功能描述:電池管理 Power Source Selector for Dual-Battery Systems RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
MAX1773AEUP+T 功能描述:電池管理 Power Source Selector for Dual-Battery Systems RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
MAX1773EUP 制造商:Maxim Integrated Products 功能描述:20 PINS TSSOP PKG - Bulk
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/直流開關轉換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT
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