参数资料
型号: LTC1325CSW#TRPBF
厂商: Linear Technology
文件页数: 2/24页
文件大小: 0K
描述: IC BATTERY MANAGMNT SYSTEM18SOIC
标准包装: 1,000
功能: 充电管理
电池化学: 铅酸,锂离子,镍镉,镍氢
电源电压: 4.5 V ~ 16 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 18-SOIC(0.295",7.50mm 宽)
供应商设备封装: 18-SOIC
包装: 带卷 (TR)
LTC1325
ABSOLUTE M AXI M U M RATINGS
PACKAGE/ORDER I N FOR M ATIO N
(Notes 1, 2)
V DD to GND ............................................................. 17V
All Other Pins ................................ – 0.3V to V DD + 0.3V
Operating Temperature Range ..................... 0 ° C to 70 ° C
Storage Temperature Range ................. – 65 ° C to 150 ° C
Lead Temperature (Soldering, 10 sec).................. 300 ° C
REG 1
D OUT 2
D IN 3
CS 4
CLK 5
TOP VIEW
18 V DD
17 PGATE
16 DIS
15 V BAT
14 T BAT
ORDER PART
NUMBER
LTC1325CN
LTC1325CSW
LTF 6
MCV 7
HTF 8
GND 9
N PACKAGE
18-LEAD PDIP
13 T AMB
12 V IN
11 SENSE
10 FILTER
SW PACKAGE
18-LEAD PLASTIC SO WIDE
T JMAX = 125 ° C, θ JA = 75 ° C/ W (N)
T JMAX = 125 ° C, θ JA = 100 ° C/ W (SW)
Consult factory for Industrial and Military grade parts.
ELECTRICAL CHARACTERISTICS
V DD = 12V ± 5%, T A = 25 ° C, unless otherwise noted.
SYMBOL
V DD
I DD
I PD
PARAMETER
V DD Supply Voltage
V DD Supply Current
V DD Supply Current
CONDITIONS
All TTL Inputs = 0V or 5V, No Load on REG
Power-Down Mode, All TTL Inputs = 0V or 5V
q
q
q
MIN
4.5
TYP
1200
30
MAX
16
2000
50
UNITS
V
μ A
μ A
V REG
LD REG
LI REG
Regulator Output Voltage
Regulator Load Regulation
Regulator Line Regulation
No Load
Sourcing Only, I REG = 0mA to 2mA
No Load, V DD = 4.5V to 16V
q
3.047
3.072
–1
– 60
3.097
–5
– 100
V
mV/mA
μ V/V
TC REG
Regulator Output Tempco
No Load, 0 ° C < T A < 70 ° C
50
ppm/ ° C
V DAC
V HYST
V OS
DAC Output Voltage
Fault Comparator Hysteresis
Fault Comparator Offset
VR1 = 1, VR0 = 1, 100% Duty Ratio, I CHRG = I (Note 7)
VR1 = 1, VR0 = 0, 100% Duty Ratio, I CHRG = I/3
VR1 = 0, VR0 = 1, 100% Duty Ratio, I CHRG = I/5
VR1 = 0, VR0 = 0, 100% Duty Ratio, I CHRG = I/10
V HTF = 1V, V EDV = 0.9V, V BATR = 100mV
V MCV = V LTF = 2V
V HTF = 1V, V EDV = 0.9V, V BATR = 100mV
140
48
30
16
160
55
34
18
± 20
± 10
± 50
180
62
38
21
mV
mV
mV
mV
mV
mV
mV
V MCV = V LTF = 2V
V BATR
V BAT for BATR = 1
100
mV
V BATP
V BAT for BATP = 1
q
V DD – 1.8
V
V EDV
V LTF , V MCV
V HTF
Internal EDV Voltage
LTF, MCV Voltage Range
HTF Voltage Range
q
860
1.6
0.5
900
945
2.8
1.3
mV
V
V
A GG
Gas Gauge Gain
– 0.4V < V SENSE < 0V
–4
V OS(GG)
R F
Gas Gauge Offset
Internal Filter Resistor
– 0.4V < V SENSE < 0V (Note 6)
± 1
1000
LSB
?
TOL BATD
V IL
Battery Divider Tolerance
Input Low Voltage
All Division Ratios
CLK, CS, D IN
q
q
–2
0.8
1.3
2
%
V
V IH
I IL
I IH
Input High Voltage
Low Level Input Current
High Level Input Current
CLK, CS, D IN
V CLK , V CS or V DIN = 0V
V CLK , V CS or V DIN = 5V
q
q
q
– 2.5
– 2.5
1.7
2.4
2.5
2.5
V
μ A
μ A
2
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