参数资料
型号: LTC4098EPDC#TRPBF
厂商: Linear Technology
文件页数: 2/32页
文件大小: 0K
描述: IC CHARGER USB COMP 20-UTQFN
标准包装: 2,500
系列: Bat-Track™, PowerPath™
功能: 电源管理
电池化学: 锂离子(Li-Ion)、锂聚合物(Li-Pol)
电源电压: 4.35 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-UFQFN 裸露焊盘
供应商设备封装: 20-UTQFN-EP(3x4)
包装: 带卷 (TR)
LTC4098/LTC4098-1
ABSOLUTE MAXIMUM RATINGS
(Note 1)
V BUS , WALL (Transient) t < 1ms,
Duty Cycle < 1% .......................................... –0.3V to 7V
PIN CONFIGURATION
TOP VIEW
V BUS , WALL (Static), BAT, BATSENS,
CHRG , NTC, ................................................. –0.3V to 6V
D0, D1, D2......... –0.3V to Max (V BUS , V OUT , BAT) + 0.3V
OVSENS 1
OVGATE 2
20 19 18 17
16 D1
15 D0
I OVSENS ................................................................ ±10mA
I CLPROG ....................................................................3mA
I PROG ........................................................................2mA
I CHRG ......................................................................50mA
CLPROG 3
NTCBIAS 4
NTC 5
BATSENS 6
7
8
21
9 10
14 SW
13 V BUS
12 V OUT
11 BAT
I VOUT , I SW , I BAT ............................................................2A
I ACPR ......................................................................10mA
Operating Temperature Range (Note 2) ... –40°C to 85°C
Junction Temperature ........................................... 125°C
Storage Temperature Range .................. –65°C to 125°C
ORDER INFORMATION
UDC PACKAGE
20-LEAD (3mm 4mm) PLASTIC QFN
T JMAX = 125°C, θ JA = 43°C/W
EXPOSED PAD (PIN 21) IS GND, MUST BE SOLDERED TO PCB
LEAD FREE FINISH
LTC4098EPDC#PBF
LTC4098EUDC#PBF
LTC4098EPDC-1#PBF
LTC4098EUDC-1#PBF
TAPE AND REEL
LTC4098EPDC#TRPBF
LTC4098EUDC#TRPBF
LTC4098EPDC-1#TRPBF
LTC4098EUDC-1#TRPBF
PART MARKING
DDVT
LDDT
DSZT
LFXX
PACKAGE DESCRIPTION
20-Lead (3mm × 4mm) Plastic UTQFN
20-Lead (3mm × 4mm) Plastic QFN
20-Lead (3mm × 4mm) Plastic UTQFN
20-Lead (3mm × 4mm) Plastic QFN
TEMPERATURE RANGE
–40°C to 85°C (OBSOLETE)
–40°C to 85°C
–40°C to 85°C (OBSOLETE)
–40°C to 85°C
Consult LTC Marketing for parts specified with wider operating temperature ranges.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T A = 25°C. V BUS = 5V, BAT = 3.8V, R CLPROG = 3.01k, unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Input Power Supply
V BUS
Input Supply Voltage
l
4.35
5.5
V
I VBUS(LIM)
Total Input Current
1x Mode
5x Mode
10x Mode
Low Power Suspend Mode
High Power Suspend Mode
l
l
l
l
l
92
445
815
0.32
1.6
97
473
883
0.39
2.05
100
500
1000
0.5
2.5
mA
mA
mA
mA
mA
I VBUSQ (Note 4)
Input Quiescent Current
1x Mode
5x Mode
10x Mode
Low Power Suspend Mode
High Power Suspend Mode
6
15
15
0.042
0.042
mA
mA
mA
mA
mA
h CLPROG (Note 4) Ratio of Measured V BUS Current to
CLPROG Program Current
1x Mode
5x Mode
10x Mode
Low Power Suspend Mode
High Power Suspend Mode
230
1164
2210
11.6
60
mA/mA
mA/mA
mA/mA
mA/mA
mA/mA
40981fc
2
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