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LR1084 Datasheet(PDF) 5 Page - Leshan Radio Company

Part # LR1084
Description  Current Limiting and Thermal Protection Battery Chargers
PDF  11 Pages
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Manufacturer  LRC [Leshan Radio Company]
Direct Link  http://www.lrc.cn/
Logo LRC - Leshan Radio Company

LR1084 Datasheet(HTML) 5 Page - Leshan Radio Company

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Electrical Characteristics (Continued)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Load Regulation
VOUT
LR1084-ADJ, 0mA IOUT 5A,
VIN - VOUT = 3V
0.1
0.2
0.3
0.4
%
LR1084-1.5, 0mA IOUT 5A,
VIN - VOUT = 3V
3
7
15
20
mV
LR1084-1.8, 0mA IOUT 5A,
VIN - VOUT = 3V
3
7
15
20
mV
LR1084-2.5, 0mA IOUT 5A,
VIN - VOUT = 3V
3
7
15
20
mV
LR1084-2.85, 0mA IOUT 5A,
VIN - VOUT = 3V
3
7
15
20
mV
LR1084-3.3, 0mA IOUT 5A,
VIN - VOUT = 3V
3
7
15
20
mV
LR1084-5.0, 0mA IOUT 5A,
VIN - VOUT = 3V
5
10
20
35
mV
Dropout Voltage
IO = 5A, VREF, VOUT= 1%
1.3
1.5
V
Current Limit
ILIMIT
VIN - VOUT = 3V,
5.5
6.5
A
Minimum
Load Current
VIN = 10V (LR1084-ADJ)
3
10
mA
Quiescent Current
VIN = 10V (LR1084)
510
mA
Ripple Rejection
fRIPPLE = 120Hz, COUT = 25 F Tantalum,
IOUT = 5A, VIN - VOUT = 3V
60
72
dB
Adjust Pin Current
VIN = 4.25V, IOUT = 10mA
55
120
A
Adjust Pin Current
Change
10mA IOUT 5A,
1.5V (VIN -VOUT) 4.5V
0.2
5
A
Temperature
Stability
IOUT = 10mA, VIN - VOUT = 1.5
0.5
%
Long Term Stability
TA = 125oC, 1000Hrs
0.5
%
RMS Noise
(% of VOUT)
10Hz f
10kHz
0.003
%
Thermal Resistance
Junction -to-Case
QJC
TO-263
TO-220
TO-252
3
3
0C / W
Typicals and limits appearing in normal type apply for TJ = 25
oC. Limits appearing in Boldface type apply over
the entire operating junvtion temperature range.
LESHAN RADIO COMPANY, LTD.
LR1084
5/11



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