參數(shù)資料
型號： MAX1773EUP
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 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
文件頁數(shù)： 4/20頁
文件大小： 397K
代理商： MAX1773EUP
M
Power Source Selector for
Dual-Battery Systems
4
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(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
-11.5
-8.00
TYP
-9.5
MAX
-7.5
-4.25
UNITS
V
EXTLD
= 8V to 28V
V
EXTLD
= 4.75V to 8V
DIS_ Turn-On Clamp Voltage
(V
DIS
_
to V
EXTLD
)
STATUS OUTPUTS
V
V
ACPRES
= 0.4V
V
ACPRES
= 5.5V
V
BATSTAT
= 0.4V
V
BATSTAT
= 5.5V
V
ACPRES
= 5.5V
V
BATSTAT
= 5.5V
1
ACPRES
Sink Current
30
mA
1
BATSTAT Sink Current
mA
ACPRES
Leakage Current
BATSTAT Leakage Current
TRANSITION TIMES
Battery Switchover Delay
Battery Action Delay
Thermistor Action Delay
AC to Battery Switchover Delay
Battery to AC Switchover Delay
CHG_ Turn-On Delay
0.1
0.1
1
1
μA
μA
V
ACDET
= 2.2V, V
MINV
= 0.93V (Note 6)
V
ACDET
= 2.2V, V
MINV
= 0.93V (Note 7)
V
ACDET
= 2.2V, V
MINV
= 0.93V (Note 8)
V
ACDET
= 2.2V, V
MINV
= 0.93V (Note 9)
V
ACDET
= 2.2V, V
MINV
= 0.93V (Note 10)
(Note 11)
5
μs
μs
μs
μs
μs
μs
260
12
10
260
530
130
300
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
= -40
°
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
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
V
ACDET
= 2.2V to
V
BATA
and V
BATB
V
ACDET
= 28V
70
μA
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
V
ACDET
= 2.2V to
V
BATA
and V
BATB
13
μA
V
ACDET
= 28V, V
EXTLD
= 28V
V
AC DE T
= 2.2V to V
BATA
and V
BATB
, V
E X TLD
= 16V
55
8
EXTLD Quiescent Current
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
Hysteresis is typically 50mV
3.234
3.168
3.367
3.432
1.0
1.0
3.0
V
DD
Output Voltage
V
V
DD
Power-Supply Rejection Ratio
mV/V
V
DD
Undervoltage Lockout
COMPARATORS
TCOMP Undervoltage Lockout
2.0
V
(Note 2)
0
1.1
V
相關PDF資料
PDF描述
MAX1774 32-Bit Digital Signal Controller with ROM 100-BGA MICROSTAR -40 to 125
MAX1774EEI Dual, High-Efficiency, Step-Down Converter with Backup Battery Switchover
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相關代理商/技術參數(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(shù)量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT
MAX1774EEI+ 功能描述:直流/直流開關轉換器 Dual Step-Down w/Switchover 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(shù)量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT
MAX1774EEI+T 功能描述:直流/直流開關轉換器 Dual Step-Down w/Switchover 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(shù)量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT
MAX1774EEI-T 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(shù)量:2 最大工作溫度:+ 85 C 安裝風格:SMD/SMT
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