參數(shù)資料
型號(hào)： MAX1757
廠商： Maxim Integrated Products, Inc.
英文描述： Stand-Alone, Switch-Mode Li Battery Charger with Internal 14V Switch
中文描述： 獨(dú)立的開(kāi)關(guān)模式Li+電池充電器，內(nèi)置14V開(kāi)關(guān)
文件頁(yè)數(shù)： 3/17頁(yè)
文件大?。?/td> 218K
代理商： MAX1757
M
Stand-Alone, Switch-Mode
Li+ Battery Charger with Internal 14V Switch
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V
DCIN
= V
HSD
= V
CSSP
= V
CSSN
= 12V, V
SHDN
= V
VL
, V
CELL
= GND, V
BATT
= V
CS
= 4.2V, V
VADJ
= V
REF
/2,
V
ISETIN
= V
ISETOUT
= V
REF
, R
THM
= 10k
,
T
A
= 0°C to +85°C
, unless otherwise noted. Typical values are at T
A
= +25°C.)
V
ADJ
= GND
V
ADJ
= REF
Instantaneous peak current limit
With 1% VADJ resistors
Not including VADJ resistor tolerances
CELL = float, GND, or REF
CONDITIONS
3.948
4.386
3.979
4.421
4.010
4.453
BATT Regulation Voltage
Adjustment Range
-1
1
Absolute Voltage Accuracy
%
-0.8
0.8
V/cell
4.167
4.2
4.233
V
BATTR
Battery Regulation Voltage
V
0
14
BATT, CS Input Voltage Range
VOLTAGE LIMIT ACCURACY
A
2.4
2.7
3.0
CS to BATT Hard Current Limit
UNITS
MIN
TYP
MAX
SYMBOL
PARAMETER
V/cell
V
CCV
= 2V
mS
×
cells
0.4
0.7
1.0
CCV Amplifier
Transconductance
V
CCV
= 2V
μA
±50
CCV Amplifier Maximum Output
Current
A
1.35
1.5
1.65
BATT Full-Scale Charge Current
V
ISETOUT
= V
REF
/10
mA
100
150
200
BATT 1/10-Scale Charge
Current (Note 1)
V
BATT
< 2.4V per cell
mA
100
150
200
BATT Charge Current in
Prequalification State
V
CCI
= 2V
μA/A
60
130
240
CCI Battery Current Sense Gain
V
CCI
= 2V
μA
±100
CCI Amplifier Maximum Output
Current
mV
90
100
115
CSSP to CSSN Full-Scale
Current-Sense Voltage
V
ISETIN
= V
REF
/10
mV
5
10
15
CSSP to CSSN 1/10-Scale
Current-Sense Voltage
V
CCS
= 2V
mS
1.0
2.0
3.0
CCS Amplifier Transconductance
V
CCS
= 2V
μA
±100
CCS Amplifier Maximum Output
Current
THM low-temp or high-temp current
V
THM
= 1.4V
V
THM
= 1.4V
Combines THM low-temp current and THM
threshold, V
TRT
/ I
TLTC
V
1.386
46.2
344
1.40
49
353
1.414
51.5
362
V
TRT
I
TLTC
I
THTC
THM Trip Threshold Voltage
THM Low-Temp Current
THM High-Temp Current
μA
μA
k
26.92
28.70
30.59
THM COLD Threshold
Resistance (Note 2)
Combines THM high-temp current and THM
threshold, V
TRT
/ I
THTC
k
3.819
3.964
4.115
THM HOT Threshold Resistance
(Note 2)
mV
25
200
CCI, CCS Clamp Voltage with
Respect to CCV
mV
25
200
CCV Clamp Voltage with
Respect to CCI, CCS
SWITCHING REGULATOR
ERROR AMPLIFIERS
STATE MACHINE
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
MAX1757EAI 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
MAX1757EAI+ 功能描述:電池管理 Li+ Battery Charger w/Int 14V Switch 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
MAX1757EAI+T 功能描述:電池管理 Li+ Battery Charger w/Int 14V Switch 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
MAX1757EAI-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
MAX1757EVKIT 功能描述:電池管理 Evaluation Kit for the MAX1757 MAX1758 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
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