參數(shù)資料
型號(hào)： MAX1925ETC
廠商： MAXIM INTEGRATED PRODUCTS INC
元件分類： 穩(wěn)壓器
英文描述： Switch-Mode 1-Cell Li+ Chargers
中文描述： 0.1 A BATTERY CHARGE CONTROLLER, 235 kHz SWITCHING FREQ-MAX, QCC12
封裝： 4 X 4 MM, 0.80 MM HEIGHT, QFN-12
文件頁(yè)數(shù)： 2/16頁(yè)
文件大小： 443K
代理商： MAX1925ETC
M
Switch-Mode 1-Cell Li+ Chargers
2
_______________________________________________________________________________________
ABSOLUTE MAXIMUM RATINGS
IN, INP,
ACON
to GND...........................................-0.3V to +14V
CHG
, EXT to PGND ...................................-0.3V to (V
INP
+ 0.3V)
CS, BATT, EN, THRM to GND..................................-0.3V to +6V
CT to GND................................................................-0.3V to +4V
EN, THRM, CT to IN................................................-14V to +0.3V
INP to IN................................................................-0.3V to +0.3V
PGND to GND .......................................................-0.3V to +0.3V
CS to BATT............................................................-0.3V to +0.3V
EXT Continuous RMS Current.........................................±100mA
ELECTRICAL CHARACTERISTICS
(V
PGND
= V
GND
= 0, V
INP
= V
IN
= V
CHG
= 5V, V
BATT
= V
CS
= V
EN
= 4V, THRM = 10k
to GND, C
CT
= 100nF,
T
A
= 0°C to +85°C
,
unless otherwise noted. Typical values are at T
A
= +25
°
C.)
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 Power Dissipation (T
A
= +70
°
C)
Exposed Paddle Soldered to Board
(derate 16.9mW/
°
C above +70
°
C).............................1349mW
Exposed Paddle Unsoldered
(derate 9mW/
°
C above +70
°
C)....................................721mW
Operating Temperature Range ...........................-40
°
C to +85
°
C
Junction Temperature......................................................+150
°
C
Storage Temperature Range.............................-65
°
C to +150
°
C
Lead Temperature (soldering, 10s).................................+300
°
C
PARAMETER
CONDITIONS
MIN
4.5
4.30
4.00
4.17
3.90
5.8
5.3
125
-1
2
TYP
MAX
12.0
4.78
4.50
4.43
4.40
6.4
5.9
550
+1
UNITS
V
Supply Voltage Range
V
INP
, V
IN
(MAX1925 does not charge above 6.1V)
MAX1925
V
INP
, V
IN
rising
MAX1926
MAX1925
V
INP
, V
IN
falling
MAX1926
Rising
MAX1925
Falling
MAX1926 internally pulled up to 3V
MAX1925
4.50
4.25
4.30
4.15
ACON
Trip Point
V
INP, IN Shutdown Threshold
V
EN Input Resistance
EN Leakage Current
EN Logic Input High Threshold
EN Logic Input Low Threshold
300
k
μA
V
V
0.8
50
10
10
DONE state, V
BATT
= 4.1V
EN = GND (Note 1)
V
BATT
= V
INP
= V
IN
= 4V, shutdown (Note 1)
Charging
EN = GND
V
BATT
= V
INP
= V
IN
= 4V, shutdown
V
BATT
= 4.1V; charging
V
BATT
= 4.3V; done
25
2
2
39
5
2
BATT + CS Input Current
(Total Current into BATT and CS)
μA
CS Input Current
μA
mA
μA
8
10
10
8
IN + INP Total Input Current
5
mA
VOLTAGE LOOP
Voltage Loop Set Point
Voltage Loop Hysteresis
4.1685
4.2000
15
4.2315
V
mV
BATT Prequal1 Voltage Threshold
1.9
2
2.1
V
BATT Prequal2 Voltage Threshold
2.85
3
3.15
V
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參數(shù)描述
MAX1925ETC+ 功能描述:電池管理 Switch-Mode 1-Cell Li+ 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
MAX1925ETC+T 功能描述:電池管理 Switch-Mode 1-Cell Li+ 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
MAX1925ETC-T 功能描述:電池管理 Switch-Mode 1-Cell Li+ 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
MAX1926ETC 功能描述:電池管理 Switch-Mode 1-Cell Li+ 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
MAX1926ETC+ 功能描述:電池管理 Switch-Mode 1-Cell Li+ 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
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