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LTC3330 PDF预览

LTC3330

更新时间: 2022-04-09 17:34:25
品牌 Logo 应用领域
凌特 - Linear 稳压器电池
页数 文件大小 规格书
20页 179K
描述
Energy Harvesting DC/DC with Battery Backup Low Noise LDO Post Regulator

LTC3330 数据手册

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LTC3330  
elecTrical characTerisTics The l denotes the specifications which apply over the specified operating  
junction temperature range, otherwise specifications are at TA = 25°C (Note 2). VIN = 5V, BAT = 3.6V, SCAP = OV, LDO_IN = 0V unless  
otherwise specified.  
SYMBOL  
PARAMETER  
CONDITIONS  
MIN  
3.0  
TYP  
MAX  
18  
UNITS  
l
l
V
V
Buck Input Voltage Range  
Buck-Boost Input Voltage Range  
V
V
IN  
1.8  
5.5  
BAT  
VIN  
I
V Quiescent Current  
IN  
V
IN  
Input in UVLO  
V
IN  
V
IN  
V
IN  
V
IN  
= 2.5V, BAT = 0V  
= 4V, BAT = 0V  
= 18V, BAT = 0V  
= 5V, BAT = 0V, I  
450  
1150  
1650  
150  
700  
1800  
2500  
250  
nA  
nA  
nA  
µA  
Buck Enabled, Sleeping  
Buck Enabled, Sleeping  
Buck Enabled, Not Sleeping  
= 0A (Note 4)  
SW1  
I
BAT Quiescent Current  
BAT  
BAT Input with V Active  
BAT = 1.8V, V = 5V  
10  
1500  
330  
nA  
nA  
µA  
IN  
IN  
Buck-Boost Enabled, Sleeping  
BAT = 5V, V = 0V  
900  
200  
IN  
Buck-Boost Enabled, Not Sleeping  
BAT = 5V, V = 0V, I  
= I  
SWB  
= 0A  
IN  
SWA  
(Note 4)  
l
l
V
LDO_IN Input Range  
1.8V  
–2.0  
5.5V  
600  
LDO_IN  
I
I
LDO_IN Quiescent Current  
LDO_OUT Leakage Current  
LDO_IN = 5.0V, I  
= 0A  
400  
125  
nA  
LDO_IN  
LDO_OUT  
LDO_IN = 5.0V, LDO_OUT = 5.0V  
Error as a Percentage of Target  
LDO_OUT = 1.2V, 10mA Load  
LDO_IN = 5.0V, LDO_OUT = 3.3V  
LDO_OUT = 3.3V, 10mA LOAD  
LDO_IN = 5.0V  
nA  
LDO_OUT  
LDO_OUT Regulated LDO Output Voltage  
LDO Line Regulation (1.8V to 5.5V)  
LDO Load Regulation (10µA to 10mA)  
LDO Dropout Voltage  
2.0  
%
2
2
mV/V  
mV/mA  
mV  
mA  
nA  
nA  
mA  
mA  
%
V
90  
LDO Current Limit  
50  
I
I
I
I
V
Leakage Current  
V = 5.0V  
OUT  
125  
165  
VOUT  
OUT  
Supercapacitor Balancer Quiescent Current  
Supercapacitor Balancer Source Current  
Supercapacitor Balancer Sink Current  
Supercapacitor Balance Point  
SCAP = 5.0V  
SCAP = 5.0V, BAL = 2.4V  
SCAP = 5.0V, BAL = 2.6V  
Percentage of SCAP Voltage  
3V Level  
250  
SCAP  
10  
SOURCE  
SINK  
10  
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
l
V
V
49  
50  
51  
BAL  
V
Undervoltage Lockout Thresholds  
IN  
2.85  
3.80  
4.75  
5.70  
6.65  
7.60  
8.55  
9.50  
10.4  
11.4  
12.3  
13.3  
14.2  
15.2  
16.1  
17.1  
19.0  
3.00  
4.00  
5.00  
6.00  
7.00  
8.00  
9.00  
10.0  
11.0  
12.0  
13.0  
14.0  
15.0  
16.0  
17.0  
18.0  
20.0  
3.15  
4.20  
5.25  
6.30  
7.35  
8.40  
9.45  
10.5  
11.6  
12.6  
13.7  
14.7  
15.8  
16.8  
17.9  
18.9  
21.0  
INUVLO  
(Rising or Falling)  
4V Level  
V
5V Level  
V
6V Level  
V
7V Level  
V
8V Level  
V
9V Level  
V
10V Level  
V
11V Level  
V
12V Level  
V
13V Level  
V
14V Level  
V
15V Level  
V
16V Level  
V
17V Level  
V
18V Level  
V
V
V
Shunt Regulator Voltage  
I = 1mA  
VIN  
V
SHUNT  
IN  
3330p  
3
For more information www.linear.com/LTC3330  

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