參數(shù)資料
型號(hào)： MAX1870AETJ
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 電源管理
英文描述： Step-Up/Step-Down Li+ Battery Charger
中文描述： 1-CHANNEL POWER SUPPLY SUPPORT CKT, QCC32
封裝： 5 X 5 MM, 0.80 MM HEIGHT, MO-220WHHD-2, TQFN-32
文件頁(yè)數(shù)： 4/32頁(yè)
文件大小： 1091K
代理商： MAX1870AETJ
M
Step-Up/Step-Down
Li+ Battery Charger
4
_______________________________________________________________________________________
PARAMETER
CONDITIONS
MIN
TYP
MAX
4.116
10
UNITS
V
mV
REFERENCE
REF Output Voltage
REF Load Regulation
REF Undervoltage-Lockout Trip
Point
REFIN Input Range
REFIN UVLO Rising
REFIN UVLO Hysteresis
I
REF
= 0μA
0 < I
REF
< 500μA
4.076
4.096
5
V
REF
falling
3.1
3.9
V
V
DCIN
= 18V
DCIN = 0, V
REFIN
= 3.6V
2.5
-1
3.6
2.2
100
+1
V
V
1.9
50
50
mV
REFIN Input Bias Current
μA
SWITCHING REGULATOR
C ycl e- b y- C ycl e S ep U p M axi m um
C ur ent- Li m S ense V ol ag e
C ycl e- b y- C ycl e S ep D ow n
M axi m um C ur ent- Li m S ense
V ol ag e
Step-Down On-Time
Minimum Step-Down Off-Time
Step-Up Off-Time
Minimum Step-Up On-Time
MOSFET DRIVERS
VHP - VHN Output Voltage
VHN Load Regulation
DHI On-Resistance High
DHI On-Resistance Low
V
DCIN
= 12V, V
BATT
= 16.8V
135
150
165
mV
V
DCIN
= 19V, V
BATT
= 16.8V
135
150
165
mV
V
DCIN
= 18V, V
BATT
= 16.8V
V
DCIN
= 18V, V
BATT
= 16.8V
V
DCIN
= 12V, V
BATT
= 16.8V
V
DCIN
= 12V, V
BATT
= 16.8V
8V < V
VHP
< 28V, no load
0 < I
VHN
< 10mA
I
SOURCE
= 10mA
I
SINK
= 10mA
DCIN = 0
V
DCIN
= 18V
ICTL = 0
V
ICTL
= V
REFIN
= 3.3V
DBST low
I
SOURCE
= 10mA
I
SINK
= 10mA
2.2
0.15
1.6
0.15
4.5
2.4
0.4
1.8
0.3
5
70
2
1
0.1
1.3
0.1
100
5
2
1
2.6
0.50
2.0
0.40
5.5
150
5
3
1
2
2
400
10
5
3
μs
μs
μs
μs
V
mV
μA
mA
VHP Input Bias Current
BLKP Input Bias Current
μA
DLOV Supply Current
DBST On-Resistance High
DBST On-Resistance Low
ERROR AMPLIFIERS
GMV Amplifier Loop
Transconductance
GMI Amplifier Loop
Transconductance
μA
V C TL = RE FIN V
BAT T
= 16.8V
0.05
0.1
0.20
μA/mV
ICTL = REFIN, V
CSIP
- V
CSIN
= 72mV
1.8
2.4
3.0
μA/mV
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 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(kāi)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
MAX1870ETJ 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述:
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