5A LOW DROPOUT LINEAR REGULATOR
FSP1084
ELECTRICAL CHARACTERISTICS (CONTINUED)
Typicals and limits appearing in normal type apply for TJ=25℃. Limiting appearing in Boldface type apply over the
entire operating junction temperature range.
Parameter
Symbol
Test Condition
IO=0mA~5A, VIN-VOUT=3V
Min.
Typ.
0.1
0.2
3
7
5
10
1.3
6.5
Max.
0.3
0.4
15
20
20
Unit
%
RegLoad
FSP1084-ADJ
FSP1084-1.5/
1.8/2.5/3.3
Load Regulation
IO=0mA~5A, VIN-VOUT=3V
IO=0mA~5A, VIN-VOUT=3V
mV
mV
ΔVOUT
FSP1084-5.0
35
1.5
IO=5A, ΔVREF,ΔVOUT=1%
VIN-VOUT=3V
Dropout Voltage
Current Limit
Adjust Pin
Current
Adjust Pin
Current Change
Minimum Load
Current
V
A
ILIMIT
5.5
IO=10mA, VIN=4.25V
IO=10mA~5A, 1.5V≤VIN-VOUT≤4.5V
VIN=10V (FSP1084-ADJ)
VIN=10V (FSP1084)
55
0.2
3
120
5
µA
µA
mA
mA
dB
%
10
10
Quiescent
Current
5
f=120Hz,COUT=25uF Tantalum,
VIN-VOUT=3V, IOUT=5A
Ripple Rejection
60
72
Temperature
Stability
Long-term
Stability
IO=10mA, VIN-VOUT=1.5V
TA=125℃, 1000hrs
10Hz≤f≤10kHz
0.5
0.5
0.003
%
RMS Noise
%
(% of VOUT
)
TO252-2L
TO220-3L
TO263-2L
4
3
3
Thermal
Resistance,
Junction to case
θJC
℃/W
TYPICAL APPLICATIONS
FSP1084-ADJ
Vin
Vout
Vin
Vout
ADJ
+
10µF
Tantalum
+
R1
R2
22µF
Tantalum
Vout=Vref*(1+R2/R1)+Iadj*R2
FSP1084-5.0
Vin Vout
Vout
Vin
GND
+
+
10µF
Tantalum
22µF
Tantalum
3/9
2007-4-6
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