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參數(shù)資料
| 型號： | LTC4052EMS8E-4.2#TRPBF |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 電源管理 |
| 英文描述： | Lithium-Ion Battery Pulse Charger with Overcurrent Protection; Package: MSOP; No of Pins: 8; Temperature Range: -40°C to +125°C |
| 中文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8 |
| 封裝： | PLASTIC, MSOP-8 |
| 文件頁數(shù)： | 5/12頁 |
| 文件大?。?/td> | 165K |
| 代理商： | LTC4052EMS8E-4.2#TRPBF |
LTC4052-4.2
2
405242f
Input Supply Voltage (VIN)....................................... 12V
BAT Voltage ...............................................– 0.3V to 12V
GATE (Note 2) .............................................– 0.3V to 8V
SENSE, TIMER .................................. – 0.3V to VIN +0.3V
CHRG, ACPR .............................................– 0.3V to 12V
SENSE, BAT Peak Current ...................................... 1.5A
Operating Temperature Range (Note 3) .. – 40
°C to 85°C
Junction Temperature (Note 4) ............................. 125
°C
Storage Temperature Range ................. – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300
°C
MS8 PART MARKING
TJMAX = 125°C, θJA = 35°C/W
EXPOSED PAD IS GROUND.
(MUST BE SOLDERED TO PCB).
ABSOLUTE
AXI U
RATI GS
W
WW
U
PACKAGE/ORDER I FOR ATIO
UU
W
(Note 1)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIN
Input Supply Voltage
Wall Adapter Open Circuit Voltage
q
4.5
10
V
IIN
Input Quiescent Supply Current
Full Charge Mode
q
0.7
1.4
mA
VBAT
Battery Float Voltage
0
°C ≤ TA ≤ 85°C
4.158
4.200
4.242
V
q
4.137
4.200
4.242
V
VRECHRG
Recharge Battery Voltage Threshold
Battery Voltage Falling 0
°C ≤ TA ≤ 85°C
3.990
4.050
4.110
V
q
3.969
4.050
4.110
V
VMARGIN
VBAT – VRECHRG Margin
q
75
150
225
mV
VIMAX
Overcurrent Trip Sense Voltage
q
90
105
120
mV
ITRICKLE
Trickle Charge Current
VBAT = 2V
q
14
24
34
mA
VTRICKLE
Trickle Charge Threshold Voltage
VBAT Rising
q
2.35
2.45
2.55
V
RDS(ON)
Internal Switch On-Resistance
VBAT = 2.6V
0.45
0.7
VBAT = 4V
0.35
0.5
VGATE
GATE Pin Voltage
VBAT = 2.6V
6.5
V
VBAT = 4V
10.5
V
TTIMER
TIMER Period Accuracy
CTIMER = 0.1F, Full Charge Mode
±10
%
ILEAK
Battery Leakage Current Through Charger VBAT = 4V, VIN = 0V
q
1
A
VSLEEP
Sleep Threshold Voltage
(VIN – VBAT) Low to High
20
45
70
mV
(VIN – VBAT) High to Low
0
15
mV
VACPR
ACPR Pin Output Low Voltage
IACPR = 3mA
q
0.5
0.8
V
ILEAKACPR
ACPR Pin Leakage Current
VIN = 0, VACPR = 6V
q
1
A
VCHRG
CHRG Pin Output Low Voltage
ICHRG = 3mA, Charging, C/10 Not Reached
q
0.5
0.8
V
ILEAKCHRG
CHRG Pin Leakage Current
VIN = 0, VCHRG = 6V
q
1
A
ICHRG
CHRG Pin Weak Pull-Down Current
VCHRG = 1V, Charging, C/10 Reached
20
40
70
A
ORDER PART
NUMBER
LTC4052EMS8E-4.2
1
2
3
4
8
7
6
5
TOP VIEW
MSE EXPOSED PAD PACKAGE
8-LEAD PLASTIC MSOP
BAT
GATE
CHRG
TIMER
SENSE
ACPR
VIN
GND
Consult LTC Marketing for parts specified with wider operating temperature ranges.
LTYY
DC ELECTRICAL CHARACTERISTICS The q denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VIN = 6V unless otherwise noted.
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|---|---|
| LTC4053 | 制造商:LINER 制造商全稱:Linear Technology 功能描述:150mA Standalone Linear Li-Ion Battery Charger in ThinSOT |
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| LTC4053EDD-4.2#TRPBF | 功能描述:IC CHARGER BATTERY USB 10-DFN RoHS:是 類別:集成電路 (IC) >> PMIC - 電池管理 系列:- 標(biāo)準(zhǔn)包裝:61 系列:- 功能:電源管理 電池化學(xué):鋰離子（Li-Ion）、鋰聚合物（Li-Pol） 電源電壓:4.35 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:22-WFDFN 裸露焊盤 供應(yīng)商設(shè)備封裝:22-DFN（6x3）裸露焊盤 包裝:管件 |
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