參數(shù)資料
型號(hào)： MAX1870A
廠商： Maxim Integrated Products, Inc.
英文描述： Step-Up/Step-Down Li+ Battery Charger
中文描述： 升/降壓型Li+電池充電器
文件頁數(shù)： 3/32頁
文件大?。?/td> 1091K
代理商： MAX1870A
M
Step-Up/Step-Down
Li+ Battery Charger
_______________________________________________________________________________________
3
PARAMETER
CONDITIONS
MIN
REFIN /
100
-1
-1
97
81
97
81
TYP
0.1
0.1
0.1
REFIN /
55
105
88
105
88
MAX
2
2
2
REFIN /
32
+1
+1
113
95
113
95
UNITS
DCIN = 0
ICTL = 0
ICTL = REFIN
CSIN Input Current
μA
ICTL Power-Down-Mode
Threshold Voltage
V
0 < V
ICTL
< V
REFIN
ICTL = DCIN = 0, V
REFIN
= 3.6V
ICTL Input Bias Current
μA
INPUT-CURRENT REGULATION
Charger-Input Current-Limit
Accuracy (V
CSSP
- V
CSSN
)
System-Input Current-Limit
Accuracy (V
CSSP
- V
CSSS
)
CSSP/CSSS/CSSN Input Voltage
Range
CLS = REF
CLS = REF x 0.845
CLS = REF
CLS = REF x 0.845
CSSS = CSSP
mV
CSSN = CSSP
mV
8
28
V
V
CSSP
= V
CSSN
= V
CSSS
= V
DCIN
= 6V
V
CSSP
= V
CSSN
= V
CSSS
= V
DCIN
= 8V, 28V
V
CSSP
= V
CSSN
= V
CSSS
= V
DCIN
= 6V
V
CSSP
= V
CSSN
= V
CSSS
= V
DCIN
= 8V, 28V
CLS = REF
V
CSSP
- V
CSSS
= 102mV, CSSN = CSSP
V
CSSP
- V
CSSN
= 200mV, V
IINP
= 0V
V
CSSP
- V
CSSS
= 200mV, V
IINP
= 0V
V
CSSP
- V
CSSN
= 200mV, IINP float
V
CSSP
- V
CSSS
= 200mV, IINP float
-1
+1
1200
+1
+1
CSSP Input Current
700
V
REF
2.8
6.2
6.3
3.5
0.1
300
5.4
70
5.0
μA
-1
-1
CSSS/CSSN Input Current
μA
CLS Input Range
CLS Input Bias Current
IINP Transconductance
V
REF
/ 2
-1
2.5
350
350
3.5
3.5
8
4
0
5.3
4.00
V
μA
+1
3.1
28
7.85
6
19
1
500
5.5
150
5.25
μA/mV
IINP Output Current
μA
IINP Output Voltage
V
SUPPLY AND LINEAR REGULATOR
DCIN Input Voltage Range
DCIN falling
DCIN rising
8.0V < V
DCIN
< 28V
DCIN = 0
VBATT = 2V to 19V
No load
0 < I
LDO
< 10mA
V
DCIN
= 8V, LDO rising
V
DCIN Undervoltage Lockout
V
DCIN Quiescent Current
BATT Input Voltage Range
mA
V
BATT Input Bias Current
μA
LDO Output Voltage
LDO Load Regulation
LDO Undervoltage Lockout
V
mV
V
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 2, V
DCIN
= V
CSSP
= V
CSSN
= V
CSSS
= V
VHP
= 18V, V
BATT
= V
CSIP
= V
CSIN
= V
BLKP
= 12V, V
REFIN
= 3.0V, V
ICTL
=
0.75 x V
REFIN
, VCTL = LDO, CELLS = FLOAT, GND = PGND = 0, V
DLOV
= 5.4V,
T
A
= 0°C to +85°C
, unless otherwise noted. Typical
values are at T
A
= +25°C.)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1870AETJ 功能描述:電池管理 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
MAX1870AETJ+ 功能描述:電池管理 Li+ Step Up/Step Down Battery Charger 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
MAX1870AETJ+T 功能描述:電池管理 Li+ Step Up/Step Down Battery Charger 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
MAX1870AETJ-T 功能描述:電池管理 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
MAX1870AEVKIT 功能描述:電源管理IC開發(fā)工具 Evaluation Kit for the MAX1870A RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評(píng)估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V
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