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FAN1540MMPX 数据表(PDF) 4 Page - Fairchild Semiconductor

部件名 FAN1540MMPX
功能描述  1A/1.3A, LDO with Low Quiescent Current
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制造商  FAIRCHILD [Fairchild Semiconductor]
网页  http://www.fairchildsemi.com
标志 FAIRCHILD - Fairchild Semiconductor

FAN1540MMPX 数据表(HTML) 4 Page - Fairchild Semiconductor

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FAN1539/FAN1540 Rev. 1.1.1
Electrical Characteristics—FAN1539MPX, FAN1540MPX, FAN1540MMPX,
FAN1540DX
Unless otherwise specified, VIN = 4.50V to 7V, Tj = 25°C, IMAX (FAN1539) = 1.0A, IMAX (FAN1540) = 1.3A.
Boldface limits apply over operating junction temperature range of 0°C
≤ TJ ≤ 125°C.
Parameter
Symbol
Test Conditions
Test Limits
Units
VIN
IOUT
Min.
Typ.
Max.
Output Voltage
FAN1540
VOUT
4.75V
≤ VIN ≤ 5.25V
5mA
≤ IOUT ≤ IMAX
3.234
3.300
3.366
V
3.217
3.383
Line Regulation
REG(LINE) 3.0V ≤ VIN ≤ 5.25V
5mA
≤ IOUT ≤ IMAX
2
15
mV
Load Regulation
REG(LOAD)
4.75V
5mA
≤ IOUT
≤ IMAX
FAN1539
25
35
mV
FAN1540
30
40
Dropout Voltage
(Note 6)
VD
IOUT = IMAX
0.9
1.2
V
Current Limit
IS
5.5V
3.3
A
Min. Output
Current for
regulation
(
∆VOUT ≤ 3%)
IOMIN
0
mA
Temperature
Stability
TS
IOUT = 5mA
0.3
%
RMS Output
Noise
(Note 7)
VN
IOUT = IMAX
0.003
%VOUT
Ripple Rejection
Ratio (Note 8)
RA
5V
IOUT = 10mA
65
75
dB
IOUT = 100mA
63
73
IOUT = IMAX
45
57
Transient
Response
Change of VOUT
with step load
change (Note 9)
5V
1mA to IMAX
tr ≥ 1µS
2.0
10
(under-
shoot or
overshoot
of VOUT)
%
IMAX to 1mA
tf ≥ 1µS
Transient
Response
Change of VOUT
with application
of VIN
(Note 9)
0 to 5V Step Input
tr ≥ 1µS
10% to 90%
1mA
≤ IOUT ≤ IMAX
5.0
10
(under-
shoot or
overshoot
of VOUT)
%
Transient
Response
Short circuit
Removal
Response
(Note 9)
@IOUT =
short
5V
IOUT = short
to
IOUT = 10mA
5.0
10 (over-
shoot or
under-
shoot of
VO)
%
Quiescent
Current
IGND
VIN ≤ 7V
IOUT = 0mA
1.0
2.0
mA
∆V
OUT
∆I
OUT
------------------
∆V
OUT
∆V
IN
------------------
∆V
OUT
V
IN
------------------


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