FAN1539 Fairchild Semiconductor, FAN1539 Datasheet - Page 4

• Manufacturer Part Number: FAN1539
• Description: 1A/1.3A/ LDO With Low Quiescent Current
• Manufacturer: Fairchild Semiconductor

4
FAN1539/FAN1540
Electrical Characteristics—FAN1539MPX, FAN1540MPX, FAN1540MMPX,
FAN1540DX
Unless otherwise specified, V
limits apply over operating junction temperature range of 0
Output Voltage
FAN1540
Ripple Rejection
Ratio (Note 8)
Line Regulation REG
Load Regulation REG
Dropout Voltage
(Note 6)
Current Limit
Min. Output
Current for
regulation
Temperature
Stability
RMS Output
Noise
(Note 7)
Transient
Response
Change of V
with step load
change (Note 9)
Transient
Response
Change of V
with application
of V
(Note 9)
Parameter
V
IN
OUT
3%
OUT
OUT
Symbol
---------------- -
---------------- -
I
V
V
V
OMIN
I
V
V
R
V
T
OUT
OUT
(LOAD)
I
OUT
OUT
(LINE)
D
S
S
N
A
IN
IN
= 4.50V to 7V, T
4.75V
3.0V
0 to 5V Step Input
10% to 90%
t
r
4.75V
V
5.5V
V
5V
5V
V
IN
IN
1 S
IN
j
5.25V
5.25V
= 25°C, I
TEST CONDITIONS
5mA
MAX
C
5mA
1mA
T
5mA
(FAN1539) = 1.0A, I
J
I
I
OUT
I
OUT
1mA to I
I
OUT
I
MAX
I
I
I
OUT
OUT
125 C.
OUT
OUT
t
t
f
r
I
= 100mA
I
I
I
OUT
= 10mA
OUT
OUT
to 1mA
OUT
I
= I
1 S
= 5mA
= I
= I
1 S
MAX
MAX
MAX
MAX
MAX
I
I
I
FAN1539
FAN1540
MAX
MAX
MAX
MAX
(FAN1540) = 1.3A. Boldface
3.234 3.300 3.366
3.217
Min.
65
63
45
TEST LIMITS
PRODUCT SPECIFICATION
0.003
Typ.
0.9
3.3
0.3
2.0
5.0
25
30
75
73
57
2
REV. 1.0.8 3/22/04
V
V
3.383
shoot
shoot
shoot
shoot
Max.
over-
over-
(un-
der-
(un-
der-
1.2
OUT
OUT
15
35
40
10
10
or
of
or
of
0
)
)
%V
Units
mV
mV
mA
dB
%
%
%
V
V
A
OUT