ꢆlectrical ꢁharacteristics (ꢁontinued)
Typicals and limits appearing in normal type apply for T = 25 C. Limits appearing in Boldface type apply over
o
J
o
the entire operating junction temperature range 0 to 125 C.
Parameter
Symbol Conditions
Min
Typ
Max
Unit
SP1085-5.0,
I
= 10mA,
0.5
10
mV
OUT
1
10
6.6V d V d 10V
IN
SP1085-ADJ,
SP1085-1.5,
SP1085-1.8,
SP1085-2.5,
0mA d I
d 3A,
= 3V
0.1
0.2
0.3
0.4
%
OUT
V
- V
IN
OUT
0mA d I
d 3A,
= 3V
3
7
15
20
mV
mV
mV
mV
mV
mV
OUT
OUT
V
- V
IN
0mA d I
d 3A,
= 3V
3
7
15
20
OUT
OUT
V
- V
IN
0mA d I
d 3A,
= 3V
3
7
15
20
OUT
OUT
Load Regulation
'V
OUT
V
- V
IN
SP1085-2.85,
SP1085-3.3,
SP1085-5.0,
0mA d I
d 3A,
= 3V
3
7
15
20
OUT
V
- V
IN
OUT
0mA d I
d 3A,
= 3V
3
7
15
20
OUT
OUT
V
- V
IN
0mA d I
d 3A,
= 3V
5
10
20
35
OUT
OUT
V
- V
IN
Dropout Voltage
Current Limit
I
= 3A, 'V
'V
= 1%
1.3
4.5
3
1.5
V
A
O
REF,
OUT
I
V
V
V
f
- V = 3V,
OUT
3.2
LIMIT
IN
IN
IN
Minimum Load Current
Quiescent Current
Ripple Rejection
= 10V (SP1085-ADJ)
= 10V (SP1085)
10
10
mA
mA
dB
5
= 120Hz, C
= 25PF Tantalum,
60
72
RIPPLE
OUT
I
= 3A, V - V
= 3V
OUT
IN
OUT
Adjust Pin Current
V
= 4.25V, I
= 10mA
OUT
55
120
5
PA
IN
Adjust Pin Current
Change
10mA dꢀI
1.5V d V -V
dꢀꢁA,
0.2
ꢀꢀꢀꢀPA
OUT
d 6V
IN
OUT
o
Long Term Stability
0.5
%
T
= 125 C, 1000Hrs
A
Temperature Stability
RMS Noise
I
= 10mA, V - V
IN
= 1.5V
OUT
0.5
%
%
OUT
o
0.003
T
= 25 C, 10Hz d f d 10kHz
A
(% of V
)
OUT
TO-263
TO-220
TO-252
3
3
4
o
Thermal Resistance
Junction-to-Case
T
JC
C / W
Date: 7/24/06 Rev H
SPꢀ085 3A Low Dropout Linear Regulator
© 2006 Sipex Corporation
5
SIPEX [ SIPEX CORPORATION ]
